/* ==========================================================================
   Neuro Support — Design system
   Same Void/Signal palette, same voice. Rebuilt for modern typography,
   vertical rhythm, and subtle motion.
   ========================================================================== */

@import url('https://api.fontshare.com/v2/css?f[]=satoshi@400,500,600,700&display=swap');
@import url('https://fonts.googleapis.com/css2?family=JetBrains+Mono:wght@400;500&display=swap');

/* ---------- 1. Tokens ---------- */
:root {
  /* Palette */
  --void: #1A1A1E;
  --void-2: #232328;
  --void-3: #2E2E34;
  --void-4: #3A3A42;
  --signal: #E8713A;
  --signal-2: #F0864F;
  --signal-ghost: rgba(232, 113, 58, 0.1);
  --signal-ring: rgba(232, 113, 58, 0.18);

  --paper: #FFFFFF;
  --paper-2: #F7F6F3;
  --paper-3: #EBE9E4;
  --paper-4: #DAD7D0;

  --ink: #1A1A1E;
  --ink-2: #3A3A42;
  --ink-muted: #6A6A72;

  --mist: rgba(255,255,255,0.78);
  --mist-muted: rgba(255,255,255,0.55);
  --mist-faint: rgba(255,255,255,0.14);

  /* Legacy tokens — kept for any inline-style references in content */
  --orange: var(--signal);
  --dark: var(--void);
  --white: var(--paper);
  --light: var(--paper-2);
  --border: var(--paper-3);
  --dark-surface: var(--void-2);
  --dark-border: var(--void-3);
  --text-body: var(--ink-2);
  --text-dark: var(--ink);
  --text-muted: var(--ink-muted);
  --text-muted-dark: var(--mist-muted);

  /* Typography */
  --font-heading: 'Satoshi', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-body: 'Satoshi', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --font-mono: 'JetBrains Mono', ui-monospace, 'SF Mono', Menlo, monospace;

  --step--1: clamp(0.8rem, 0.78rem + 0.1vw, 0.875rem);
  --step-0:  clamp(1rem, 0.96rem + 0.15vw, 1.0625rem);
  --step-1:  clamp(1.12rem, 1.06rem + 0.25vw, 1.25rem);
  --step-2:  clamp(1.3rem, 1.18rem + 0.55vw, 1.6rem);
  --step-3:  clamp(1.65rem, 1.4rem + 1.1vw, 2.1rem);
  --step-4:  clamp(2rem, 1.6rem + 1.8vw, 2.85rem);
  --step-5:  clamp(2.5rem, 1.9rem + 2.8vw, 3.75rem);

  /* Spacing */
  --s-1: 4px;
  --s-2: 8px;
  --s-3: 12px;
  --s-4: 16px;
  --s-5: 24px;
  --s-6: 32px;
  --s-7: 48px;
  --s-8: 64px;
  --s-9: 96px;

  /* Layout */
  --container: 1180px;
  --container-narrow: 780px;

  /* Radius */
  --r-sm: 8px;
  --r:    14px;
  --r-lg: 22px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(26,26,30,0.06);
  --shadow:    0 4px 14px -2px rgba(26,26,30,0.08), 0 1px 3px rgba(26,26,30,0.04);
  --shadow-lg: 0 20px 40px -12px rgba(26,26,30,0.16), 0 4px 10px -2px rgba(26,26,30,0.06);
  --shadow-signal: 0 8px 22px -6px rgba(232,113,58,0.4);

  /* Easing */
  --ease: cubic-bezier(0.2, 0.8, 0.2, 1);
}

/* ---------- 2. Reset + base ---------- */
*, *::before, *::after { box-sizing: border-box; }
html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  scroll-padding-top: 80px;
}
body {
  margin: 0;
  font-family: var(--font-body);
  font-size: var(--step-0);
  line-height: 1.65;
  color: var(--ink);
  background: var(--paper);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  font-feature-settings: "ss01", "cv11";
}
img, svg, video { max-width: 100%; display: block; height: auto; }
a { color: var(--signal); text-decoration: none; transition: color 0.2s var(--ease); }
a:hover { color: var(--signal-2); }
ul, ol { padding-left: 1.2rem; margin: 0; }
li + li { margin-top: 4px; }
button { font: inherit; cursor: pointer; }
hr { border: none; border-top: 1px solid var(--paper-3); margin: var(--s-7) 0; }
::selection { background: var(--signal); color: var(--paper); }

:focus-visible {
  outline: 2px solid var(--signal);
  outline-offset: 3px;
  border-radius: 4px;
}

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -0.025em;
  margin: 0;
  color: inherit;
  text-wrap: balance;
}
h1 { font-size: var(--step-5); letter-spacing: -0.035em; }
h2 { font-size: var(--step-4); letter-spacing: -0.028em; }
h3 { font-size: var(--step-2); letter-spacing: -0.015em; font-weight: 600; line-height: 1.25; }
h4 { font-size: var(--step-1); font-weight: 600; line-height: 1.3; }
p  { margin: 0; }
p + p { margin-top: 1em; }
em { font-style: italic; color: var(--signal); font-weight: 500; }
strong { font-weight: 600; color: var(--ink); }
.section--dark strong { color: var(--paper); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
  }
}

/* ---------- 3. Layout primitives ---------- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--s-5);
}
.container--narrow { max-width: var(--container-narrow); }

.section {
  padding: clamp(64px, 9vw, 112px) 0;
  position: relative;
}
.section--tight { padding: clamp(48px, 6vw, 72px) 0; }
.section--light { background: var(--paper-2); }
.section--dark {
  background: var(--void);
  color: var(--mist);
}
.section--dark h1, .section--dark h2, .section--dark h3, .section--dark h4 { color: var(--paper); }
.section--dark p { color: var(--mist); }
.section--dark .section-header p { color: var(--mist-muted); }
.section--dark a { color: var(--signal); }
.section--dark hr { border-top-color: rgba(255,255,255,0.08); }

.section-header {
  max-width: 680px;
  margin-bottom: var(--s-7);
}
.section-header.centered {
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}
.section-header h2 { margin-bottom: var(--s-4); }
.section-header p {
  font-size: var(--step-1);
  color: var(--ink-muted);
  line-height: 1.5;
  max-width: 58ch;
}
.section-header.centered p { margin-left: auto; margin-right: auto; }

.eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--s-3);
  font-family: var(--font-mono);
  font-size: 0.76rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--signal);
  margin-bottom: var(--s-4);
}
.eyebrow::before {
  content: '';
  width: 22px;
  height: 1px;
  background: currentColor;
  flex-shrink: 0;
}
.eyebrow--light { color: var(--signal); }

.callout {
  margin: var(--s-6) 0;
  padding: var(--s-5) var(--s-6);
  background: var(--signal-ghost);
  border-left: 3px solid var(--signal);
  border-radius: 0 var(--r) var(--r) 0;
}
.callout p {
  font-family: var(--font-heading);
  font-size: var(--step-1);
  font-weight: 500;
  line-height: 1.45;
  color: var(--ink);
  letter-spacing: -0.012em;
  margin: 0;
}
.section--dark .callout {
  background: rgba(232,113,58,0.1);
  border-left-color: var(--signal);
}
.section--dark .callout p { color: var(--paper); }

/* ---------- 4. Buttons ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--s-2);
  padding: 0.95em 1.7em;
  font-family: var(--font-body);
  font-size: 0.95rem;
  font-weight: 600;
  line-height: 1;
  letter-spacing: -0.005em;
  border: 1.5px solid transparent;
  border-radius: 999px;
  cursor: pointer;
  transition: transform 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease), box-shadow 0.2s var(--ease), border-color 0.2s var(--ease);
  white-space: nowrap;
  text-decoration: none;
}
.btn-primary {
  background: var(--signal);
  color: var(--paper);
}
.btn-primary:hover {
  background: var(--signal-2);
  color: var(--paper);
  transform: translateY(-1px);
  box-shadow: var(--shadow-signal);
}
.btn-outline {
  background: transparent;
  color: var(--ink);
  border-color: var(--ink);
}
.btn-outline:hover {
  background: var(--ink);
  color: var(--paper);
  transform: translateY(-1px);
}
.btn-outline--light {
  color: var(--paper);
  border-color: rgba(255,255,255,0.4);
}
.btn-outline--light:hover {
  background: var(--paper);
  color: var(--ink);
  border-color: var(--paper);
}
.btn-sm { padding: 0.72em 1.25em; font-size: 0.87rem; }

/* ---------- 5. Nav ---------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(26,26,30,0.82);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid rgba(255,255,255,0.06);
  color: var(--mist);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--container);
  margin: 0 auto;
  padding: var(--s-3) var(--s-5);
  min-height: 60px;
}
.nav-logo { flex-shrink: 0; display: block; }
.nav-logo img { height: 28px; width: auto; }
.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
  margin: 0;
  padding: 0;
  list-style: none;
}
.nav-links li + li { margin-top: 0; }
.nav-links a {
  display: inline-block;
  padding: 8px 12px;
  font-size: 0.9rem;
  font-weight: 500;
  color: rgba(255,255,255,0.7);
  border-radius: 6px;
  transition: color 0.15s var(--ease), background 0.15s var(--ease);
  position: relative;
}
.nav-links a:hover {
  color: var(--paper);
  background: rgba(255,255,255,0.05);
}
.nav-links a.active { color: var(--paper); }
.nav-links a.active::after {
  content: '';
  position: absolute;
  left: 50%;
  bottom: 2px;
  transform: translateX(-50%);
  width: 14px;
  height: 2px;
  background: var(--signal);
  border-radius: 1px;
}
.nav-cta { margin-left: var(--s-3); }
.nav-cta a {
  color: var(--paper) !important;
  background: var(--signal);
  padding: 0.72em 1.25em !important;
}
.nav-cta a::after { display: none !important; }
.nav-cta a:hover { background: var(--signal-2) !important; }

.nav-toggle {
  display: none;
  background: transparent;
  border: none;
  padding: 8px;
  color: var(--paper);
}
.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: currentColor;
  margin: 5px 0;
  transition: transform 0.2s var(--ease), opacity 0.2s var(--ease);
}
.nav-toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.active span:nth-child(2) { opacity: 0; }
.nav-toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

@media (max-width: 1024px) {
  .nav-toggle { display: block; }
  .nav-links {
    position: fixed;
    top: 60px; left: 0; right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 0 var(--s-5);
    background: rgba(26,26,30,0.98);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 0 solid rgba(255,255,255,0.06);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.25s var(--ease), padding 0.25s var(--ease), border-top-width 0.25s var(--ease);
  }
  .nav-links.open {
    max-height: calc(100vh - 60px);
    padding: var(--s-5);
    border-top-width: 1px;
    overflow-y: auto;
  }
  .nav-links li { width: 100%; }
  .nav-links a {
    padding: 12px 14px;
    font-size: 1rem;
    display: block;
  }
  .nav-links a.active::after { display: none; }
  .nav-links a.active {
    background: rgba(232,113,58,0.12);
    color: var(--signal);
  }
  .nav-cta { margin: var(--s-3) 0 0; }
  .nav-cta a { text-align: center; display: block; }
  body.nav-open { overflow: hidden; }
}

/* ---------- 6. Hero ---------- */
.hero {
  position: relative;
  padding: clamp(72px, 10vw, 128px) 0 clamp(72px, 10vw, 128px);
  background: var(--void);
  color: var(--mist);
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 55% 40% at 88% 18%, rgba(232,113,58,0.14), transparent 55%),
    radial-gradient(ellipse 50% 38% at 12% 88%, rgba(232,113,58,0.06), transparent 50%);
  pointer-events: none;
}
.hero .container { position: relative; }
.hero-inner {
  display: grid;
  grid-template-columns: 1.3fr 1fr;
  gap: var(--s-8);
  align-items: center;
}
.hero-content { max-width: 620px; }
.hero h1 {
  color: var(--paper);
  margin-bottom: var(--s-5);
  font-weight: 700;
}
.hero h1 em {
  font-style: italic;
  color: var(--signal);
  font-weight: 400;
}
.hero p {
  color: var(--mist);
  font-size: var(--step-1);
  line-height: 1.55;
  max-width: 52ch;
}
.hero-hook {
  font-family: var(--font-mono) !important;
  font-size: 0.82rem !important;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.5) !important;
  margin-bottom: var(--s-4) !important;
  line-height: 1.4 !important;
}
.hero-actions {
  margin-top: var(--s-6);
  display: flex;
  gap: var(--s-3);
  flex-wrap: wrap;
}
.hero-badges {
  margin-top: var(--s-7);
  display: flex;
  gap: var(--s-4) var(--s-6);
  flex-wrap: wrap;
}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-size: 0.82rem;
  color: rgba(255,255,255,0.65);
}
.hero-badge-dot {
  width: 6px;
  height: 6px;
  background: var(--signal);
  border-radius: 50%;
  box-shadow: 0 0 0 3px rgba(232,113,58,0.18);
}
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-visual img {
  filter: drop-shadow(0 24px 48px rgba(0,0,0,0.35));
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: var(--s-7); }
  .hero-visual { order: -1; max-width: 260px; margin: 0 auto; }
}

/* Page header (non-home) */
.page-header {
  background: var(--void);
  color: var(--mist);
  padding: clamp(72px, 9vw, 112px) 0 clamp(48px, 6vw, 72px);
  position: relative;
  overflow: hidden;
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 65% 50% at 82% 28%, rgba(232,113,58,0.1), transparent 62%);
  pointer-events: none;
}
.page-header .container { position: relative; }
.page-header h1 { color: var(--paper); max-width: 18ch; }
.page-header p {
  margin-top: var(--s-4);
  font-size: var(--step-1);
  color: var(--mist);
  max-width: 58ch;
  line-height: 1.55;
}
.page-header a { color: var(--signal); }
.page-header .eyebrow { margin-bottom: var(--s-3); }

.breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(255,255,255,0.45);
  margin-bottom: var(--s-5);
}
.breadcrumb a {
  color: rgba(255,255,255,0.65);
  text-decoration: none;
}
.breadcrumb a:hover { color: var(--signal); }

/* ---------- 7. Cards + content grids ---------- */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--s-5);
}
.feature-card {
  padding: var(--s-6);
  background: var(--paper);
  border: 1px solid var(--paper-3);
  border-radius: var(--r);
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
}
.feature-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow);
  border-color: transparent;
}
.feature-card h3 {
  display: flex;
  align-items: center;
  gap: var(--s-3);
  margin-bottom: var(--s-3);
  font-size: var(--step-1);
}
.feature-card p {
  color: var(--ink-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}
.feature-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background: var(--signal-ghost);
  border-radius: 10px;
  font-size: 1.15rem;
  flex-shrink: 0;
}
.section--dark .feature-card {
  background: var(--void-2);
  border-color: var(--void-3);
}
.section--dark .feature-card:hover {
  border-color: var(--signal);
  transform: translateY(-3px);
}
.section--dark .feature-card h3 { color: var(--paper); }
.section--dark .feature-card p { color: var(--mist-muted); }
.section--dark .feature-icon { background: rgba(232,113,58,0.14); }

/* Principles */
.principles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--s-4);
}
.principle-card {
  position: relative;
  padding: var(--s-6);
  background: var(--void-2);
  border: 1px solid var(--void-3);
  border-radius: var(--r);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
}
.principle-card:hover {
  border-color: var(--signal);
  transform: translateY(-3px);
}
.principle-num {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--signal);
  font-weight: 500;
  letter-spacing: 0.12em;
  margin-bottom: var(--s-3);
}
.principle-card h3 {
  color: var(--paper);
  font-size: var(--step-1);
  margin-bottom: var(--s-3);
  font-weight: 600;
}
.principle-card p {
  color: var(--mist-muted) !important;
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Layers */
.layers-list {
  display: grid;
  gap: var(--s-3);
  max-width: 820px;
  position: relative;
}
.layer-item {
  display: grid;
  grid-template-columns: 64px 1fr;
  gap: var(--s-5);
  align-items: start;
  padding: var(--s-5) var(--s-6);
  background: var(--paper);
  border: 1px solid var(--paper-3);
  border-radius: var(--r);
  transition: border-color 0.25s var(--ease), box-shadow 0.25s var(--ease), transform 0.25s var(--ease);
}
.layer-item:hover {
  border-color: var(--signal);
  box-shadow: var(--shadow);
  transform: translateX(4px);
}
.layer-num {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--void);
  color: var(--signal);
  font-family: var(--font-mono);
  font-size: 1.15rem;
  font-weight: 500;
  border-radius: 12px;
}
.layer-item h3 {
  margin-bottom: var(--s-2);
  font-size: var(--step-1);
}
.layer-item p {
  color: var(--ink-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Steps */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--s-5);
  counter-reset: step;
}
.step-card {
  position: relative;
  padding: var(--s-6);
  padding-top: calc(var(--s-7) + 8px);
  background: var(--paper);
  border: 1px solid var(--paper-3);
  border-radius: var(--r);
  counter-increment: step;
  transition: transform 0.25s var(--ease), box-shadow 0.25s var(--ease), border-color 0.25s var(--ease);
}
.step-card:hover {
  box-shadow: var(--shadow);
  border-color: transparent;
  transform: translateY(-3px);
}
.step-num {
  position: absolute;
  top: var(--s-5);
  left: var(--s-6);
  font-family: var(--font-mono);
  font-size: 0.78rem;
  color: var(--signal);
  font-weight: 500;
  letter-spacing: 0.12em;
}
.step-num::before { content: '0' counter(step); }
.step-card h3 {
  margin-bottom: var(--s-3);
  font-size: var(--step-1);
}
.step-card p {
  color: var(--ink-muted);
  font-size: 0.95rem;
  line-height: 1.6;
}

/* Profile section */
.profile-section {
  display: grid;
  grid-template-columns: 320px 1fr;
  gap: var(--s-8);
  align-items: start;
}
.profile-photo {
  width: 100%;
  aspect-ratio: 1;
  object-fit: cover;
  border-radius: var(--r-lg);
  box-shadow: var(--shadow);
}
.profile-content h2 { margin-bottom: var(--s-4); }
.profile-content p {
  color: var(--ink-muted);
  margin-bottom: var(--s-3);
  line-height: 1.65;
}
.profile-content p:last-child { margin-bottom: 0; }
.section--dark .profile-content p { color: var(--mist-muted); }
@media (max-width: 820px) {
  .profile-section { grid-template-columns: 1fr; gap: var(--s-6); }
  .profile-photo { max-width: 300px; margin: 0 auto; }
}

/* Audience list */
.audience-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: var(--s-3);
  max-width: 720px;
}
.audience-list li {
  position: relative;
  padding-left: 28px;
  color: var(--ink-muted);
  line-height: 1.6;
}
.audience-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 12px;
  width: 14px;
  height: 2px;
  background: var(--signal);
}
.section--dark .audience-list li { color: var(--mist-muted); }

/* Agent teaser (home) */
.agent-teaser {
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: var(--s-8);
  align-items: center;
  padding: clamp(32px, 5vw, 64px);
  background: var(--void);
  color: var(--mist);
  border-radius: var(--r-lg);
  position: relative;
  overflow: hidden;
}
.agent-teaser::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 80% 60% at 90% 20%, rgba(232,113,58,0.2), transparent 60%);
  pointer-events: none;
}
.agent-teaser > * { position: relative; }
.agent-teaser h2 {
  color: var(--paper);
  margin: var(--s-3) 0 var(--s-4);
}
.agent-teaser p {
  color: var(--mist);
  line-height: 1.55;
}
.agent-teaser-visual {
  text-align: center;
}
@media (max-width: 820px) {
  .agent-teaser {
    grid-template-columns: 1fr;
    gap: var(--s-5);
  }
  .agent-teaser-visual img { max-width: 200px !important; }
}

/* CTA banner */
.cta-banner {
  padding: clamp(48px, 6vw, 80px) var(--s-6);
  background: var(--void);
  color: var(--mist);
  border-radius: var(--r-lg);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(ellipse 60% 80% at 50% 130%, rgba(232,113,58,0.22), transparent 70%);
  pointer-events: none;
}
.cta-banner > * { position: relative; }
.cta-banner h2 {
  color: var(--paper);
  margin-bottom: var(--s-3);
}
.cta-banner p {
  color: var(--mist);
  margin-bottom: var(--s-6);
  font-size: var(--step-1);
  max-width: 52ch;
  margin-left: auto;
  margin-right: auto;
}

/* Agent features */
.agent-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--s-4);
}
.agent-feature {
  padding: var(--s-5) var(--s-6);
  background: var(--paper);
  border: 1px solid var(--paper-3);
  border-radius: var(--r);
  transition: border-color 0.2s var(--ease), transform 0.2s var(--ease);
}
.agent-feature:hover {
  border-color: var(--signal);
  transform: translateY(-2px);
}
.agent-feature h3 {
  font-size: var(--step-1);
  margin-bottom: var(--s-2);
  color: var(--ink);
}
.agent-feature p {
  color: var(--ink-muted);
  font-size: 0.93rem;
  line-height: 1.55;
}

/* Pricing/card generic (used on services) */
.price-card {
  background: var(--paper);
  border: 2px solid var(--signal);
  border-radius: var(--r);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}
.price-card__head {
  padding: var(--s-5) var(--s-6) var(--s-4);
  border-bottom: 1px solid var(--paper-3);
  background: var(--signal-ghost);
}
.price-card__head h3 {
  font-size: var(--step-2);
  margin-bottom: var(--s-2);
}
.price-card__head p {
  font-size: 0.88rem;
  color: var(--ink-muted);
  margin: 0;
}
.price-card__price {
  padding: var(--s-5) var(--s-6) var(--s-3);
  font-size: var(--step-3);
  font-weight: 700;
  font-family: var(--font-heading);
  letter-spacing: -0.02em;
}
.price-card__price span {
  font-size: 0.9rem;
  font-weight: 400;
  color: var(--ink-muted);
  letter-spacing: 0;
}
.price-card__list {
  list-style: none;
  padding: 0 var(--s-6) var(--s-5);
  margin: 0;
  flex: 1;
}
.price-card__list li {
  font-size: 0.92rem;
  padding: 6px 0;
  display: flex;
  gap: var(--s-2);
  color: var(--ink-2);
  line-height: 1.5;
}
.price-card__list li + li { margin-top: 0; }
.price-card__list li::before {
  content: '✓';
  color: var(--signal);
  font-weight: 700;
  flex-shrink: 0;
}
.price-card__note {
  padding: 0 var(--s-6) var(--s-6);
  font-size: 0.84rem;
  color: var(--ink-muted);
  line-height: 1.55;
}

/* Inline checks grid (services bullets) */
.checks-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-2) var(--s-4);
  margin-top: var(--s-5);
}
.checks-grid > div {
  display: flex;
  gap: var(--s-2);
  font-size: 0.95rem;
  line-height: 1.5;
  color: var(--ink-2);
}
.checks-grid > div::before {
  content: '✓';
  color: var(--signal);
  font-weight: 700;
  flex-shrink: 0;
}
@media (max-width: 600px) {
  .checks-grid { grid-template-columns: 1fr; }
}

/* Two-track cards (services intro) */
.tracks-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-5);
  max-width: 880px;
  margin: 0 auto;
}
.track-card {
  padding: var(--s-6);
  background: var(--void-2);
  border: 1px solid var(--void-3);
  border-radius: var(--r);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
  display: flex;
  flex-direction: column;
}
.track-card:hover {
  border-color: var(--signal);
  transform: translateY(-3px);
}
.track-card h3 {
  font-size: var(--step-2);
  color: var(--paper);
  margin-bottom: var(--s-2);
}
.track-card__meta {
  color: var(--signal);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: var(--s-3);
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
}
.track-card p {
  color: var(--mist-muted) !important;
  flex: 1;
  line-height: 1.6;
}
.track-card__price {
  margin-top: var(--s-5);
  padding-top: var(--s-4);
  border-top: 1px solid var(--void-3);
  color: var(--paper);
  font-family: var(--font-heading);
  font-size: var(--step-2);
  font-weight: 700;
}
.track-card__price span {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--mist-muted);
}
@media (max-width: 720px) {
  .tracks-grid { grid-template-columns: 1fr; }
}

/* Journey cards */
.journeys-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--s-4);
  max-width: 1000px;
}
.journey-card {
  padding: var(--s-6);
  background: var(--void-2);
  border: 1px solid var(--void-3);
  border-radius: var(--r);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.journey-card:hover { border-color: var(--signal); transform: translateY(-3px); }
.journey-card h3 {
  color: var(--paper);
  font-size: var(--step-1);
  margin-bottom: var(--s-3);
}
.journey-card__path {
  font-size: 0.88rem;
  color: var(--mist-muted);
  line-height: 1.55;
  margin-bottom: var(--s-3);
}
.journey-card__path .arrow {
  color: var(--signal);
  font-weight: 600;
  margin: 0 2px;
}
.journey-card__note {
  font-size: 0.82rem;
  color: var(--mist-muted);
  line-height: 1.55;
  padding-top: var(--s-3);
  border-top: 1px solid var(--void-3);
}
@media (max-width: 900px) { .journeys-grid { grid-template-columns: 1fr; } }

/* Price pill for section headers */
.price-pill {
  display: inline-block;
  background: var(--signal);
  color: var(--paper);
  padding: 4px 14px;
  border-radius: 6px;
  font-size: 0.88rem;
  font-weight: 600;
  margin-left: var(--s-3);
  vertical-align: middle;
  font-family: var(--font-body);
  letter-spacing: -0.005em;
}

.price-row {
  display: flex;
  align-items: baseline;
  gap: var(--s-3);
  flex-wrap: wrap;
  margin-bottom: var(--s-2);
}
.price-row .meta {
  font-size: 0.88rem;
  color: var(--ink-muted);
  margin-bottom: var(--s-5);
  display: block;
  width: 100%;
}

/* Tools stack list */
.tools-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-5);
  max-width: 720px;
}
.tool {
  display: flex;
  gap: var(--s-4);
  align-items: flex-start;
}
.tool__icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  overflow: hidden;
  flex-shrink: 0;
  background: var(--paper-2);
  display: flex;
  align-items: center;
  justify-content: center;
}
.tool__icon img { width: 100%; height: 100%; object-fit: cover; }
.tool h3 {
  font-size: 1rem;
  margin-bottom: var(--s-1);
  font-weight: 600;
}
.tool p {
  font-size: 0.92rem;
  color: var(--ink-muted);
  line-height: 1.55;
}
@media (max-width: 600px) {
  .tools-grid { grid-template-columns: 1fr; }
}

/* Agent assistant panel (agent page) */
.assistants-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-5);
  max-width: 820px;
  margin: 0 auto;
}
.assistant {
  padding: var(--s-6);
  background: var(--void-2);
  border: 1px solid var(--void-3);
  border-radius: var(--r);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--s-3);
  transition: border-color 0.25s var(--ease), transform 0.25s var(--ease);
}
.assistant:hover { border-color: var(--signal); transform: translateY(-3px); }
.assistant__icon {
  width: 56px;
  height: 56px;
  background: rgba(232,113,58,0.12);
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
}
.assistant__icon img { width: 40px; height: 40px; border-radius: 50%; object-fit: cover; }
.assistant h3 {
  color: var(--paper);
  font-size: var(--step-1);
  margin: 0;
}
.assistant p {
  color: var(--mist-muted) !important;
  font-size: 0.95rem;
  line-height: 1.6;
  margin: 0;
}
.workspace-panel {
  max-width: 820px;
  margin: var(--s-5) auto 0;
  padding: var(--s-6);
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--void-3);
  border-radius: var(--r);
  text-align: center;
}
.workspace-panel__icon {
  width: 48px;
  height: 48px;
  background: rgba(232,113,58,0.12);
  border-radius: 12px;
  margin: 0 auto var(--s-3);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 8px;
}
.workspace-panel__icon img { width: 32px; height: 32px; }
.workspace-panel h3 {
  color: var(--paper);
  margin-bottom: var(--s-3);
  font-size: var(--step-1);
}
.workspace-panel p {
  color: var(--mist-muted) !important;
  line-height: 1.6;
}
@media (max-width: 700px) {
  .assistants-grid { grid-template-columns: 1fr; }
}

/* FAQ */
.faq-list {
  max-width: 820px;
  display: grid;
  gap: var(--s-2);
}
.faq-item {
  background: var(--paper);
  border: 1px solid var(--paper-3);
  border-radius: var(--r);
  overflow: hidden;
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.faq-item.open {
  border-color: var(--signal);
  box-shadow: var(--shadow);
}
.faq-question {
  width: 100%;
  padding: var(--s-5) var(--s-6);
  padding-right: 56px;
  text-align: left;
  background: transparent;
  border: none;
  font-family: var(--font-heading);
  font-size: var(--step-1);
  font-weight: 600;
  color: var(--ink);
  position: relative;
  line-height: 1.35;
  letter-spacing: -0.015em;
}
.faq-question::after {
  content: '';
  position: absolute;
  right: 28px;
  top: 50%;
  width: 14px;
  height: 14px;
  background:
    linear-gradient(var(--signal), var(--signal)) center/14px 2px no-repeat,
    linear-gradient(var(--signal), var(--signal)) center/2px 14px no-repeat;
  transform: translateY(-50%);
  transition: transform 0.25s var(--ease);
}
.faq-item.open .faq-question::after {
  transform: translateY(-50%) rotate(45deg);
  background:
    linear-gradient(var(--signal), var(--signal)) center/14px 2px no-repeat;
}
.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s var(--ease);
}
.faq-item.open .faq-answer { max-height: 640px; }
.faq-answer p {
  padding: 0 var(--s-6) var(--s-5);
  color: var(--ink-muted);
  line-height: 1.7;
}

/* Waitlist form */
.waitlist-form {
  display: flex;
  gap: var(--s-2);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.12);
  padding: 6px;
  border-radius: 999px;
  transition: border-color 0.2s var(--ease);
}
.waitlist-form:focus-within {
  border-color: var(--signal);
}
.waitlist-form input {
  flex: 1;
  background: transparent;
  border: none;
  padding: 0.85em 1em;
  color: var(--paper);
  font-family: inherit;
  font-size: 0.95rem;
}
.waitlist-form input::placeholder { color: rgba(255,255,255,0.4); }
.waitlist-form input:focus { outline: none; }
.waitlist-form .btn {
  padding: 0.78em 1.4em;
  font-size: 0.88rem;
}
@media (max-width: 480px) {
  .waitlist-form {
    flex-direction: column;
    border-radius: var(--r);
    padding: 10px;
  }
  .waitlist-form input { padding: 12px; }
}

/* ---------- 8. Blog ---------- */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--s-4);
}
.blog-card {
  padding: var(--s-6);
  background: var(--void-2);
  border: 1px solid var(--void-3);
  border-radius: var(--r);
  cursor: pointer;
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
}
.blog-card:hover {
  border-color: var(--signal);
  transform: translateY(-3px);
}
.blog-card.active { border-color: var(--signal); }
.blog-card h2 {
  font-size: var(--step-2);
  color: var(--paper);
  margin: 0;
  line-height: 1.25;
}
.blog-card--long h2 { font-size: var(--step-3); }
.blog-card-excerpt {
  color: var(--mist-muted);
  line-height: 1.6;
  margin: 0;
  flex: 1;
}
.blog-card-read {
  display: inline-block;
  align-self: flex-start;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--signal);
  padding: 4px 10px;
  background: rgba(232,113,58,0.12);
  border-radius: 4px;
}
.blog-panel {
  grid-column: 1 / -1;
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s var(--ease);
  border-radius: var(--r);
}
.blog-panel.open {
  background: var(--void-2);
  border: 1px solid var(--signal);
}
.blog-panel-inner { padding: var(--s-7); }
.blog-panel-inner p {
  color: var(--mist) !important;
  line-height: 1.75;
  margin-bottom: var(--s-4);
  font-size: 1rem;
}
.blog-panel-inner .callout {
  background: rgba(232,113,58,0.12);
  border-left-color: var(--signal);
}
.blog-panel-inner .callout p {
  color: var(--paper) !important;
  margin: 0;
}
.blog-panel-inner hr {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin: var(--s-6) 0;
}
@media (max-width: 720px) {
  .blog-grid { grid-template-columns: 1fr; }
  .blog-panel-inner { padding: var(--s-5); }
  .blog-panel-inner p { font-size: 0.95rem; line-height: 1.7; }
}

/* Individual blog post pages */
.blog-post {
  max-width: 720px;
  margin: 0 auto;
}
.blog-post p {
  color: var(--mist);
  line-height: 1.85;
  font-size: 1.05rem;
}
.blog-post p + p { margin-top: var(--s-5); }
.blog-post hr {
  border-top: 1px solid rgba(255,255,255,0.1);
  margin: var(--s-8) 0;
}
.blog-post .punchline {
  font-size: 1.18rem;
  font-weight: 600;
  color: var(--paper);
  line-height: 1.5;
}
.blog-post .motif {
  color: var(--signal);
  font-weight: 600;
}
.blog-post .staccato {
  color: var(--paper);
  font-weight: 600;
  font-size: 1.1rem;
  line-height: 1.45;
}
.blog-post .standalone-em {
  display: block;
  color: var(--signal);
  font-style: italic;
  font-size: 1.15rem;
}
.blog-post .bio {
  font-size: 0.9rem;
  color: var(--mist-muted);
  font-style: italic;
  line-height: 1.65;
}
.blog-post .bio a { color: var(--signal); }
.blog-post em { color: var(--signal); }

/* ---------- 9. Contact form ---------- */
.contact-grid {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: var(--s-9);
  align-items: start;
}
@media (max-width: 900px) {
  .contact-grid { grid-template-columns: 1fr; gap: var(--s-7); }
}
.ns-contact h2 { margin-bottom: var(--s-2); }
.ns-subtitle {
  color: var(--ink-muted);
  margin-bottom: var(--s-6);
}
.ns-field { margin-bottom: var(--s-4); }
.ns-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-4);
}
@media (max-width: 520px) {
  .ns-row { grid-template-columns: 1fr; gap: 0; }
}
.ns-contact label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 6px;
  color: var(--ink);
}
.ns-contact input,
.ns-contact textarea,
.ns-contact select {
  width: 100%;
  padding: 0.8em 0.95em;
  border: 1.5px solid var(--paper-3);
  border-radius: var(--r-sm);
  font-size: 1rem;
  font-family: inherit;
  background: var(--paper);
  color: var(--ink);
  transition: border-color 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.ns-contact input:focus,
.ns-contact textarea:focus,
.ns-contact select:focus {
  outline: none;
  border-color: var(--signal);
  box-shadow: 0 0 0 3px var(--signal-ring);
}
.ns-contact textarea {
  resize: vertical;
  min-height: 140px;
}
.ns-contact .ns-hp {
  position: absolute;
  left: -9999px;
  opacity: 0;
  height: 0;
  width: 0;
  overflow: hidden;
}
.ns-contact .ns-status {
  margin-top: var(--s-4);
  padding: 0.85em 1em;
  border-radius: var(--r-sm);
  font-size: 0.9rem;
  display: none;
}
.ns-contact .ns-status.success {
  display: block;
  background: #ecfdf5;
  color: #065f46;
  border: 1px solid #6ee7b7;
}
.ns-contact .ns-status.error {
  display: block;
  background: #fef2f2;
  color: #991b1b;
  border: 1px solid #fca5a5;
}

.contact-info-block {
  margin-bottom: var(--s-6);
}
.contact-info-block h3 {
  font-size: 0.82rem;
  font-family: var(--font-mono);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--ink-muted);
  font-weight: 500;
  margin-bottom: var(--s-2);
}
.contact-info-block p {
  font-size: 1.05rem;
}
.contact-info-block p.meta {
  font-size: 0.92rem;
  color: var(--ink-muted);
  margin-top: var(--s-1);
}
.contact-aside {
  padding: var(--s-6);
  background: var(--paper-2);
  border-radius: var(--r);
  border: 1px solid var(--paper-3);
}
.contact-aside h3 {
  margin-bottom: var(--s-3);
  font-size: var(--step-1);
}
.contact-aside p {
  font-size: 0.95rem;
  line-height: 1.6;
  color: var(--ink-muted);
}
.contact-aside p + p { margin-top: var(--s-3); }

/* ---------- 10. Footer ---------- */
.footer {
  background: var(--void);
  color: var(--mist-muted);
  padding: var(--s-8) 0 var(--s-6);
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--s-6);
  margin-bottom: var(--s-7);
}
.footer-brand .nav-logo { display: inline-block; margin-bottom: var(--s-4); }
.footer-brand .nav-logo img { height: 28px; }
.footer-brand p {
  font-size: 0.9rem;
  line-height: 1.6;
  max-width: 34ch;
  color: var(--mist-muted);
}
.footer-brand a {
  color: var(--mist-muted);
}
.footer-brand a:hover { color: var(--signal); }
.footer-brand strong { color: var(--paper); }
.footer h4 {
  font-family: var(--font-mono);
  font-size: 0.74rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--paper);
  margin-bottom: var(--s-4);
  font-weight: 500;
}
.footer-links {
  list-style: none;
  padding: 0;
  margin: 0;
  display: grid;
  gap: 10px;
}
.footer-links li + li { margin-top: 0; }
.footer-links a {
  color: var(--mist-muted);
  font-size: 0.9rem;
}
.footer-links a:hover { color: var(--signal); }
.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: var(--s-4);
  padding-top: var(--s-5);
  border-top: 1px solid rgba(255,255,255,0.08);
  font-size: 0.82rem;
  color: rgba(255,255,255,0.42);
  flex-wrap: wrap;
}
@media (max-width: 800px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-brand { grid-column: 1 / -1; }
}
@media (max-width: 500px) {
  .footer-grid { grid-template-columns: 1fr; }
}

/* ---------- 10b. Product frame (Concept 28) ---------- */
.product-frame {
  position: relative;
  padding: clamp(40px, 5vw, 64px);
  background: var(--paper-2);
  border: 1px solid var(--paper-3);
  border-radius: var(--r-lg);
  overflow: hidden;
}
.product-frame::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 4px; height: 100%;
  background: linear-gradient(180deg, var(--signal), transparent);
}
.product-frame__eyebrow {
  font-family: var(--font-mono);
  font-size: 0.76rem;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  color: var(--signal);
  margin-bottom: var(--s-4);
  display: block;
}
.product-frame h2 {
  margin-bottom: var(--s-4);
  max-width: 22ch;
}
.product-frame__lede {
  font-size: var(--step-1);
  color: var(--ink-2);
  line-height: 1.5;
  max-width: 58ch;
  margin-bottom: var(--s-7);
}

.phases {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-5);
  position: relative;
}
.phases::before {
  content: '';
  position: absolute;
  left: 50%;
  top: 20%;
  bottom: 20%;
  width: 1px;
  background: var(--paper-3);
  transform: translateX(-0.5px);
}
.phase {
  padding: var(--s-6);
  background: var(--paper);
  border: 1px solid var(--paper-3);
  border-radius: var(--r);
  display: flex;
  flex-direction: column;
  gap: var(--s-3);
  transition: transform 0.25s var(--ease), border-color 0.25s var(--ease), box-shadow 0.25s var(--ease);
}
.phase:hover {
  transform: translateY(-3px);
  border-color: var(--signal);
  box-shadow: var(--shadow);
}
.phase__tag {
  display: inline-flex;
  align-items: center;
  gap: var(--s-2);
  font-family: var(--font-mono);
  font-size: 0.72rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--signal);
  font-weight: 500;
}
.phase__tag::before {
  content: '';
  width: 8px; height: 8px;
  background: var(--signal);
  border-radius: 50%;
}
.phase h3 {
  font-size: var(--step-2);
  margin: 0;
  font-weight: 600;
}
.phase__price {
  font-family: var(--font-heading);
  font-size: var(--step-3);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: var(--ink);
}
.phase__price span {
  font-size: 0.95rem;
  font-weight: 400;
  color: var(--ink-muted);
  letter-spacing: 0;
}
.phase p {
  color: var(--ink-muted);
  line-height: 1.6;
  font-size: 0.98rem;
  flex: 1;
}
.phase__meta {
  font-size: 0.85rem;
  color: var(--ink-muted);
  padding-top: var(--s-3);
  border-top: 1px solid var(--paper-3);
  margin-top: auto;
}
@media (max-width: 760px) {
  .phases { grid-template-columns: 1fr; }
  .phases::before { display: none; }
}

.product-frame__footer {
  margin-top: var(--s-6);
  padding-top: var(--s-5);
  border-top: 1px solid var(--paper-3);
  font-size: 0.95rem;
  color: var(--ink-muted);
  line-height: 1.6;
}
.product-frame__footer strong { color: var(--ink); }

/* Credentials list (Neuro Pro is ongoing access to Jamie) */
.credentials {
  display: grid;
  gap: var(--s-3);
  max-width: 680px;
  margin-top: var(--s-5);
}
.credentials li {
  position: relative;
  padding-left: 28px;
  color: var(--ink-2);
  line-height: 1.55;
  list-style: none;
}
.credentials li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 14px;
  height: 2px;
  background: var(--signal);
}
.section--dark .credentials li { color: var(--mist); }

/* Comparison (Neuro Pro vs traditional support worker) */
.compare {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--s-5);
  max-width: 880px;
  margin: 0 auto;
}
.compare__col {
  padding: var(--s-6);
  background: var(--void-2);
  border: 1px solid var(--void-3);
  border-radius: var(--r);
}
.compare__col--lead {
  border-color: var(--signal);
  background: linear-gradient(180deg, rgba(232,113,58,0.06), transparent 60%), var(--void-2);
}
.compare__label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--mist-muted);
  margin-bottom: var(--s-3);
}
.compare__col--lead .compare__label { color: var(--signal); }
.compare__col h3 {
  color: var(--paper);
  font-size: var(--step-1);
  margin-bottom: var(--s-3);
  font-weight: 600;
}
.compare__price {
  font-family: var(--font-heading);
  font-size: var(--step-3);
  font-weight: 700;
  color: var(--paper);
  letter-spacing: -0.025em;
  margin-bottom: var(--s-2);
}
.compare__price span {
  font-size: 0.85rem;
  font-weight: 400;
  color: var(--mist-muted);
  letter-spacing: 0;
}
.compare__rows {
  list-style: none;
  padding: 0;
  margin: var(--s-4) 0 0;
  display: grid;
  gap: var(--s-2);
}
.compare__rows li {
  display: grid;
  grid-template-columns: 18px 1fr;
  gap: var(--s-3);
  font-size: 0.92rem;
  color: var(--mist-muted);
  line-height: 1.5;
}
.compare__rows li::before {
  content: '·';
  color: var(--mist-faint);
  font-weight: 700;
  line-height: 1.5;
}
.compare__col--lead .compare__rows li {
  color: var(--mist);
}
.compare__col--lead .compare__rows li::before {
  content: '✓';
  color: var(--signal);
}
@media (max-width: 720px) {
  .compare { grid-template-columns: 1fr; }
}

/* ---------- 11. Reveal (progressive enhancement) ---------- */
.reveal {
  opacity: 0;
  transform: translateY(16px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

/* ---------- 12. 404 ---------- */
.error-wrap {
  text-align: center;
  padding: clamp(60px, 10vw, 120px) 0;
}
.error-wrap .error-code {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  color: var(--signal);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  margin-bottom: var(--s-4);
  display: block;
}
.error-wrap h1 { max-width: 20ch; margin: 0 auto var(--s-4); }
.error-wrap p { margin: 0 auto var(--s-6); max-width: 52ch; font-size: var(--step-1); color: var(--mist); }
.error-wrap .actions { display: flex; gap: var(--s-3); justify-content: center; flex-wrap: wrap; }