:root {
  /* Light is the default theme. Gold-tinted neutrals — never pure #000 or #fff */
  --bg-color: oklch(96.5% 0.012 85);
  --card-bg: oklch(99.5% 0.005 85);
  --text-primary: oklch(26% 0.02 74);
  --text-secondary: oklch(46% 0.018 74);
  --accent-gold: oklch(58% 0.142 70);
  --accent-gold-hover: oklch(52% 0.15 68);
  --border-color: oklch(86% 0.014 80);
  --btn-text: oklch(20% 0.02 74);  /* dark text on gold buttons — higher contrast than white */
  --btn-bg: #ffcf6f;          /* button fill (distinct from gold accents) */
  --btn-bg-hover: #f2bd52;    /* darker on hover */

  /* Semantic, theme-aware tokens (overridden under [data-theme="dark"]) */
  --title-gradient: linear-gradient(to bottom, oklch(30% 0.02 74) 20%, oklch(52% 0.03 74));
  --inverted-bg: oklch(93.5% 0.018 85);
  --inverted-card: oklch(99.5% 0.005 85);
  --surface-2: oklch(98% 0.008 85);

  /* Easing — stronger than CSS defaults */
  --ease-out: cubic-bezier(0.23, 1, 0.32, 1);
  --ease-in-out: cubic-bezier(0.77, 0, 0.175, 1);
}

/* Dark theme — set via data-theme="dark" on <html> by the theme toggle.
   Only the colour tokens change; every component reads these variables. */
[data-theme="dark"] {
  --bg-color: oklch(3.5% 0.008 74);
  --card-bg: oklch(5.5% 0.006 74);
  --text-primary: oklch(96% 0.006 74);
  --text-secondary: oklch(65% 0.009 74);
  --accent-gold: oklch(74% 0.156 74);
  --accent-gold-hover: oklch(82% 0.17 79);
  --border-color: oklch(14% 0.007 74);
  --btn-text: oklch(7% 0.018 74);
  --btn-bg: #ffcf6f;          /* button fill (distinct from gold accents) */
  --btn-bg-hover: #ffdc92;    /* lighter on hover for the dark field */

  --title-gradient: linear-gradient(to bottom, oklch(99% 0.004 74) 30%, oklch(55% 0.012 74));
  --inverted-bg: oklch(14% 0.03 74);
  --inverted-card: oklch(5.5% 0.006 74);
  --surface-2: oklch(7% 0.007 74);   /* slightly raised panel (dropdowns, popovers) */
}

/* Restore the stronger grain overlay on the dark field */
[data-theme="dark"] body::after {
  opacity: 0.04;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Barlow', sans-serif;
  background-color: var(--bg-color);
  color: var(--text-primary);
  line-height: 1.65;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

/* Grain texture — depth on the dark field */
body::after {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='200' height='200'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='200' height='200' filter='url(%23n)'/%3E%3C/svg%3E");
  opacity: 0.02;
  pointer-events: none;
  z-index: 9998;
  mix-blend-mode: overlay;
}

h1, h2, h3, h4 {
  font-family: 'Bricolage Grotesque', sans-serif;
}

/* a.card used as navigation — block display belongs in CSS */
a.card {
  display: block;
}

a {
  text-decoration: none;
  color: inherit;
}

/* Focus ring — visible for keyboard navigation on both dark and gold backgrounds */
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 3px;
  border-radius: 4px;
}

a.card:focus-visible {
  outline: 2px solid var(--accent-gold);
  outline-offset: 4px;
  border-radius: 12px;
}

/* Logo flex layout */
.logo a {
  display: flex;
  align-items: center;
  gap: 5px;
}

/* Theme-aware logo: dark mark on light theme, white mark on dark theme */
.logo-mark--light { display: none; }
.logo-mark--dark { display: inline-block; }
[data-theme="dark"] .logo-mark--light { display: inline-block; }
[data-theme="dark"] .logo-mark--dark { display: none; }

/* Layout */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* Header */
header {
  padding: 1.5rem 0;
  border-bottom: 1px solid var(--border-color);
}

nav {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
}

.logo {
  font-size: 1.2rem;
  font-weight: 600;
  letter-spacing: -0.5px;
  margin-right: auto;  /* push nav-links + actions to the right */
}

.creator-tag {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.creator-tag strong {
  color: var(--text-primary);
}

/* Hero Section */
.hero {
  padding: 5.5rem 0 5rem;
  position: relative;
  overflow: hidden;
}

/* Atmospheric gold glow — the lantern behind the headline */
.hero::before {
  content: '';
  position: absolute;
  width: 900px;
  height: 900px;
  background: radial-gradient(circle, oklch(74% 0.156 74 / 0.09) 0%, transparent 62%);
  top: -280px;
  left: -260px;
  pointer-events: none;
}

/* Orbital ring — celestial decorative element */
.hero::after {
  content: '';
  position: absolute;
  width: 560px;
  height: 560px;
  border-radius: 50%;
  border: 1px solid oklch(74% 0.156 74 / 0.13);
  right: -120px;
  top: 50%;
  transform: translateY(-50%);
  pointer-events: none;
}

.hero .container {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: 4rem;
  align-items: start;
  position: relative;
  z-index: 1;
}

.hero-lead {
  padding-top: 0.5rem;
}

.hero-form .birth-form-hook {
  margin: 0;
  max-width: none;
}

.hero h1 {
  font-size: clamp(3rem, 7.5vw, 7rem);
  font-weight: 800;
  line-height: 1;
  margin-bottom: 1.5rem;
  letter-spacing: -0.04em;
  color: var(--text-primary);
  animation: fadeInUp 0.4s var(--ease-out);
  overflow-wrap: break-word;
}

.hero p {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 42ch;
  margin: 0 0 2.5rem;
  animation: fadeInUp 0.4s var(--ease-out) 0.1s backwards;
}

.cta-button {
  display: inline-block;
  background-color: var(--btn-bg);
  color: var(--btn-text);
  font-weight: 600;
  padding: 1rem 2.5rem;
  border-radius: 50px;
  font-size: 1.1rem;
  transition: background-color 200ms ease, transform 160ms var(--ease-out), box-shadow 200ms ease;
  animation: fadeInUp 0.4s var(--ease-out) 0.2s backwards;
  box-shadow: 0 0 20px oklch(74% 0.156 74 / 0.2);
}

@media (hover: hover) and (pointer: fine) {
  .cta-button:hover {
    background-color: var(--btn-bg-hover);
    transform: translateY(-2px);
    box-shadow: 0 0 30px oklch(74% 0.156 74 / 0.4);
  }
}

.cta-button:active {
  transform: scale(0.97);
  transition-duration: 100ms;
}

.usage-note {
  margin-top: 2rem;
  color: var(--text-secondary);
  font-size: 0.875rem;
  animation: fadeInUp 0.4s var(--ease-out) 0.3s backwards;
  line-height: 1.6;
}

.creator-tag {
  margin-bottom: 1.5rem;
}

.usage-note p {
  margin-bottom: 0.5rem;
}

.usage-note strong {
  color: var(--accent-gold);
}

.usage-note .small-note {
  font-size: 0.875rem;
  opacity: 0.7;
  margin-top: 1rem;
}

/* Capabilities Grid */
.capabilities {
  padding: 6rem 0;
}

.section-title {
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 2px;
  color: var(--accent-gold);
  margin-bottom: 3rem;
  text-align: center;
  opacity: 0.8;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.card {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  padding: 2.5rem;
  border-radius: 12px;
  transition: border-color 250ms var(--ease-out), transform 200ms var(--ease-out), box-shadow 250ms var(--ease-out);
  position: relative;
  overflow: hidden;
}

@media (hover: hover) and (pointer: fine) {
  .card:hover {
    border-color: var(--accent-gold);
    transform: translateY(-3px);
    box-shadow: 0 12px 32px oklch(4% 0.006 74 / 0.5);
  }

  .card:hover::before {
    opacity: 1;
  }
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(circle at top right, oklch(74% 0.156 74 / 0.05), transparent 40%);
  opacity: 0;
  transition: opacity 250ms var(--ease-out);
  pointer-events: none;
}

.card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  font-weight: 600;
}

.card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
}

/* Footer */
footer {
  padding: 2.5rem 0;
  border-top: 1px solid var(--border-color);
  margin-top: 4rem;
  text-align: center;
}

.footer-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1rem;
}

.creator-highlight {
  font-size: 0.875rem;
  font-weight: 400;
  color: var(--text-secondary);
}

.contact-link {
  color: var(--accent-gold);
  font-size: 1.1rem;
  transition: opacity 200ms ease;
}

.contact-link:hover {
  opacity: 0.8;
}

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(16px);
  }

  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Reduced motion — keep opacity fades, kill movement */
@media (prefers-reduced-motion: reduce) {
  .hero h1,
  .hero p,
  .cta-button,
  .usage-note {
    animation: none;
    opacity: 1;
    transform: none;
  }

  .card,
  .btn,
  .btn-primary,
  .cta-button {
    transition: background-color 200ms ease, border-color 200ms ease, opacity 200ms ease;
  }

  @media (hover: hover) and (pointer: fine) {
    .card:hover,
    .cta-button:hover,
    .btn-primary:hover {
      transform: none;
    }
  }

  .card:active,
  .cta-button:active,
  .btn-primary:active {
    transform: none;
  }
}

/* ============================================================
   Features List — replaces identical card grid for Core Capabilities
   ============================================================ */

.features-list {
  border-top: 1px solid var(--border-color);
}

.feature-row {
  display: grid;
  grid-template-columns: 3.5rem 220px 1fr;
  gap: 2.5rem;
  padding: 1.75rem 0;
  border-bottom: 1px solid var(--border-color);
  align-items: baseline;
}

.feature-num {
  font-size: 1.4rem;
  font-weight: 800;
  color: var(--accent-gold);
  opacity: 0.3;
  line-height: 1;
  font-family: 'Bricolage Grotesque', sans-serif;
  letter-spacing: -0.02em;
  align-self: start;
  padding-top: 0.1rem;
}

.feature-row dt {
  font-weight: 700;
  font-size: 1rem;
  color: var(--text-primary);
  font-family: 'Bricolage Grotesque', sans-serif;
  line-height: 1.4;
}

.feature-row dd {
  margin: 0;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.75;
}

/* ============================================================
   Use-case bento grid — "What Can You Ask?"
   ============================================================ */

.use-case-grid {
  grid-template-columns: repeat(3, 1fr);
  gap: 1.25rem;
}

.use-case-grid .card--featured {
  grid-column: span 2;
}

.use-case-grid .card--wide {
  grid-column: 1 / -1;
}

/* ============================================================
   Gold lantern section — warm-dark field, distinct without theme flip
   ============================================================ */

.capabilities--inverted {
  background: var(--inverted-bg);
  padding: 7rem 0;
  margin-top: 0;
}

/* section-title inherits gold accent by default — no override needed */

.capabilities--inverted .card {
  background: var(--inverted-card);
  border-color: oklch(74% 0.156 74 / 0.18);
  color: var(--text-primary);
}

.capabilities--inverted .card h3 {
  color: var(--text-primary);
}

.capabilities--inverted .card p {
  color: var(--text-secondary);
}

@media (hover: hover) and (pointer: fine) {
  .capabilities--inverted .card:hover {
    border-color: oklch(74% 0.156 74 / 0.4);
    transform: translateY(-3px);
    box-shadow: 0 16px 40px oklch(12% 0.02 74 / 0.5);
  }
}

.capabilities--inverted .card::before {
  background: radial-gradient(circle at top right, oklch(74% 0.156 74 / 0.08), transparent 40%);
}

/* Responsive */
@media (max-width: 768px) {
  .hero {
    padding: 5rem 0 3.5rem;
  }

  .hero .container {
    grid-template-columns: 1fr;
    gap: 3rem;
  }

  /* Orbital ring hidden on mobile — it's decorative only */
  .hero::after {
    display: none;
  }

  .hero h1 {
    line-height: 1.05;
  }

  .hero p {
    font-size: 1rem;
    max-width: none;
  }

  .grid {
    grid-template-columns: 1fr;
    padding: 0 1rem;
  }

  .use-case-grid {
    grid-template-columns: 1fr;
  }

  .use-case-grid .card--featured,
  .use-case-grid .card--wide {
    grid-column: span 1;
  }

  .feature-row {
    grid-template-columns: 2rem 1fr;
    gap: 1rem 1.5rem;
    padding: 1.5rem 0;
  }

  /* Number + label in one row, description spans below */
  .feature-row dd {
    grid-column: 2;
  }

  .feature-num {
    font-size: 1rem;
  }

  .card {
    padding: 1.5rem;
  }

  nav {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 0.75rem;
  }

  /* `header` prefix raises specificity above the base .nav-* rules, which are
     defined later in the file — without it those would override display here. */
  header .nav-toggle {
    display: flex;
  }

  header {
    padding: 1.25rem 0;
    position: relative;  /* anchor for the floating menu panel */
  }

  /* Floating dropdown panel: drops onto the page as its own card and overlays
     the content instead of pushing it down. */
  header .nav-links {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: absolute;
    top: calc(100% + 0.4rem);
    left: 2rem;
    right: 2rem;
    background: var(--surface-2);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 0.35rem 0.85rem;
    box-shadow: 0 24px 60px -12px rgba(0, 0, 0, 0.55);
    z-index: 100;
    max-height: calc(100vh - 6rem);
    overflow-y: auto;
    transform-origin: top right;
    opacity: 0;
    visibility: hidden;
    transform: translateY(-12px) scale(0.97);
    transition: opacity 0.2s ease,
                transform 0.26s cubic-bezier(0.16, 1, 0.3, 1),
                visibility 0.26s;
  }

  header .nav-links.open {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
  }

  .nav-links a {
    padding: 0.85rem 0.25rem;
    font-size: 1rem;
    border-bottom: 1px solid var(--border-color);
  }

  .nav-links a:last-child {
    border-bottom: none;
  }

  .faq-item summary {
    padding: 1.2rem 1.5rem;
  }

  .faq-answer {
    padding: 0 1.5rem 1.2rem;
  }
}

/* FAQ section heading — plain, no eyebrow treatment */
.faq-section-title {
  font-size: 1.5rem;
  font-weight: 700;
  font-family: 'Bricolage Grotesque', sans-serif;
  text-align: center;
  margin-bottom: 3rem;
  color: var(--text-primary);
}

/* Compat note below hero form button */
.form-compat-note {
  font-size: 0.78rem;
  color: var(--text-secondary);
  opacity: 0.65;
  text-align: center;
  margin-top: 0.75rem;
  line-height: 1.55;
}

/* FAQ Accordion */
.faq {
  padding: 6rem 0;
  border-top: 1px solid var(--border-color);
}

.faq-list {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  overflow: hidden;
  transition: border-color 250ms var(--ease-out);
}

.faq-item[open] {
  border-color: var(--accent-gold);
}

.faq-item summary {
  list-style: none;
  padding: 1.5rem 2rem;
  cursor: pointer;
  font-weight: 600;
  font-size: 1rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-item summary::-webkit-details-marker {
  display: none;
}

.faq-item summary::after {
  content: '+';
  font-size: 1.5rem;
  color: var(--accent-gold);
  transition: transform 0.2s var(--ease-out);
}

.faq-item[open] summary::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 2rem 1.5rem;
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

/* Nav Links */
.nav-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

.nav-links a:hover {
  color: var(--text-primary);
}

.nav-links a.active {
  color: var(--accent-gold);
}

/* Theme toggle — always visible (desktop + mobile) */
.theme-toggle {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 38px;
  height: 38px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 9px;
  color: var(--text-secondary);
  cursor: pointer;
  flex-shrink: 0;
  transition: border-color 0.2s ease, color 0.2s ease;
}
.theme-toggle:hover { border-color: var(--accent-gold); color: var(--accent-gold); }
.theme-toggle svg { width: 18px; height: 18px; display: block; }

/* Show the moon in light mode (click → dark), sun in dark mode (click → light) */
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
[data-theme="dark"] .theme-toggle .icon-moon { display: none; }
[data-theme="dark"] .theme-toggle .icon-sun { display: block; }

/* Hamburger toggle — hidden on desktop, shown under 768px */
.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 42px;
  height: 42px;
  padding: 0;
  background: transparent;
  border: 1px solid var(--border-color);
  border-radius: 9px;
  cursor: pointer;
  transition: border-color 0.2s ease;
}
.nav-toggle:hover { border-color: var(--accent-gold); }
.nav-toggle-bar {
  display: block;
  width: 20px;
  height: 2px;
  margin: 0 auto;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.2s ease;
}
/* Animate bars into an X when open */
.nav-toggle.open .nav-toggle-bar:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open .nav-toggle-bar:nth-child(2) { opacity: 0; }
.nav-toggle.open .nav-toggle-bar:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============================================================
   Grouped nav dropdowns (Home / Astrology)
   ============================================================ */
.nav-group { position: relative; display: inline-flex; align-items: center; }
.nav-group-trigger {
  display: inline-flex; align-items: center; gap: 0.35rem;
  background: none; border: none; padding: 0; margin: 0;
  font-family: inherit; font-size: 0.9rem; color: var(--text-secondary);
  cursor: pointer; transition: color 0.2s ease;
}
.nav-group-trigger:hover { color: var(--text-primary); }
.nav-group.open .nav-group-trigger { color: var(--accent-gold); }
.nav-caret {
  width: 11px; height: 11px; fill: none; stroke: currentColor;
  stroke-width: 1.6; stroke-linecap: round; stroke-linejoin: round;
  transition: transform 0.2s ease;
}
.nav-group.open .nav-caret { transform: rotate(180deg); }

.nav-direct {
  font-size: 0.9rem; color: var(--text-secondary); transition: color 0.2s ease;
}
.nav-direct:hover { color: var(--text-primary); }
.nav-direct.active { color: var(--accent-gold); }

.nav-dropdown {
  position: absolute; top: calc(100% + 0.85rem); right: 0; left: auto;
  min-width: 210px; display: flex; flex-direction: column; gap: 0.1rem;
  background: var(--surface-2); border: 1px solid var(--border-color);
  border-radius: 12px; padding: 0.4rem;
  box-shadow: 0 16px 44px rgba(0, 0, 0, 0.35);
  opacity: 0; visibility: hidden; transform: translateY(-6px);
  transition: opacity 0.18s ease, transform 0.18s ease, visibility 0.18s;
  z-index: 60;
}
.nav-group.open .nav-dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.nav-dropdown a {
  padding: 0.55rem 0.7rem; border-radius: 8px; font-size: 0.88rem;
  color: var(--text-secondary); white-space: nowrap; transition: background 0.15s ease, color 0.15s ease;
}
.nav-dropdown a:hover { background: rgba(212, 175, 55, 0.12); color: var(--text-primary); }
.nav-dropdown a.active { background: rgba(212, 175, 55, 0.10); color: var(--accent-gold); }

/* Mobile: dropdowns expand inline inside the collapsed hamburger menu */
@media (max-width: 768px) {
  header .nav-group { display: block; width: 100%; }
  header .nav-group-trigger {
    width: 100%; justify-content: space-between;
    padding: 0.85rem 0.25rem; font-size: 1rem;
    border-bottom: 1px solid var(--border-color);
  }
  header .nav-dropdown {
    position: static; transform: none; opacity: 1; visibility: visible;
    min-width: 0; display: none; gap: 0;
    background: none; border: none; box-shadow: none; padding: 0; border-radius: 0;
  }
  header .nav-group.open .nav-dropdown { display: flex; }
  header .nav-dropdown a {
    padding: 0.7rem 0.25rem 0.7rem 1.25rem; font-size: 0.95rem;
    border-bottom: 1px solid var(--border-color); border-radius: 0;
  }
  header .nav-direct {
    display: block; width: 100%; padding: 0.85rem 0.25rem; font-size: 1rem;
    border-bottom: 1px solid var(--border-color);
  }
}

/* ============================================================
   Button Styles (shared across pages)
   ============================================================ */

.btn {
  display: inline-block;
  font-weight: 600;
  padding: 0.875rem 2rem;
  border-radius: 50px;
  font-size: 1rem;
  transition: background-color 200ms ease, transform 160ms var(--ease-out), box-shadow 200ms ease;
  cursor: pointer;
  text-align: center;
}

.btn-primary {
  background-color: var(--btn-bg);
  color: var(--btn-text);
  box-shadow: 0 0 20px oklch(74% 0.156 74 / 0.2);
}

@media (hover: hover) and (pointer: fine) {
  .btn-primary:hover {
    background-color: var(--btn-bg-hover);
    transform: translateY(-2px);
    box-shadow: 0 0 30px oklch(74% 0.156 74 / 0.4);
  }
}

.btn-primary:active {
  transform: scale(0.97);
  transition-duration: 100ms;
}

/* ============================================================
   Page Content Layout (About + Methodology pages)
   ============================================================ */

.page-content {
  padding: 4rem 0 6rem;
  min-height: 70vh;
}

.page-header {
  text-align: center;
  margin-bottom: 3rem;
}

.page-header h1 {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  margin-bottom: 0.75rem;
}

.page-subtitle {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

/* In-page anchor navigation (methodology page) */
.page-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.5rem;
  justify-content: center;
  margin-bottom: 3rem;
  padding: 1.5rem;
  background: var(--card-bg);
  border-radius: 12px;
  border: 1px solid var(--border-color);
}

.page-nav a {
  font-size: 0.875rem;
  color: var(--text-secondary);
  transition: color 0.2s ease;
}

.page-nav a:hover {
  color: var(--accent-gold);
}

/* Methodology content sections */
.method-section {
  max-width: 800px;
  margin: 0 auto 3rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid var(--border-color);
}

.method-section:last-child {
  border-bottom: none;
}

.method-section h2 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.method-section p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.method-section ul {
  color: var(--text-secondary);
  line-height: 1.8;
  padding-left: 1.5rem;
  margin-bottom: 1rem;
}

.method-section li {
  margin-bottom: 0.5rem;
}

.method-section a {
  color: var(--accent-gold);
}

.method-section a:hover {
  text-decoration: underline;
}

.method-section code {
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 4px;
  padding: 0.1rem 0.4rem;
  font-size: 0.875rem;
  font-family: monospace;
}

/* About page layout */
.about-layout {
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: 4rem;
  align-items: start;
  max-width: 900px;
  margin: 0 auto;
}

.author-photo-wrap {
  text-align: center;
  position: sticky;
  top: 2rem;
}

.author-photo-placeholder {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  background: var(--card-bg);
  border: 2px solid var(--accent-gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--accent-gold);
  margin: 0 auto 1rem;
}

.author-photo {
  width: 160px;
  height: 160px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--accent-gold);
  display: block;
  margin: 0 auto 1rem;
}

.author-name {
  font-weight: 700;
  margin-bottom: 0.25rem;
}

.author-role {
  color: var(--text-secondary);
  font-size: 0.875rem;
}

.about-content h2 {
  font-size: 1.4rem;
  font-weight: 700;
  margin: 2rem 0 1rem;
}

.about-content p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1.25rem;
}

.about-content .lead {
  font-size: 1.15rem;
  color: var(--text-primary);
  font-weight: 400;
  line-height: 1.7;
}

.about-cta {
  margin-top: 2.5rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.cta-note {
  margin-top: 0.75rem;
  font-size: 0.875rem;
  color: var(--text-secondary);
}

@media (max-width: 768px) {
  .about-layout {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .author-photo-wrap {
    position: static;
  }

  .page-nav {
    gap: 0.5rem 1rem;
  }
}

/* Phase 02.1 — Birth Details Form */

.birth-form-hook {
  margin: 0 auto 2rem;
  max-width: 480px;
  width: 100%;
  text-align: left;
  box-sizing: border-box;
}

.birth-form-hook .hook-label {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 1.25rem;
  text-align: left;
  display: block;
  line-height: 1.5;
}

/* Each field stacks full-width on its own line */
.form-field {
  display: flex;
  flex-direction: column;
  margin-bottom: 1rem;
  width: 100%;
}

.birth-form-hook label {
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.35rem;
}

.birth-form-hook input[type="date"],
.birth-form-hook input[type="time"],
.birth-form-hook input[type="text"],
.birth-form-hook textarea {
  background: var(--card-bg);
  border: 1px solid var(--accent-gold);
  border-radius: 8px;
  color: var(--text-primary);
  font-size: 1rem;
  /* ≥16px prevents iOS auto-zoom */
  padding: 0.65rem 0.85rem;
  width: 100%;
  min-height: 44px;
  /* accessible touch target */
  box-sizing: border-box;
  outline: none;
  transition: border-color 0.2s ease;
  font-family: inherit;
  -webkit-appearance: none;
  appearance: none;
}

/* Invert native calendar/clock icons so they're visible on dark bg */
.birth-form-hook input[type="date"]::-webkit-calendar-picker-indicator,
.birth-form-hook input[type="time"]::-webkit-calendar-picker-indicator {
  filter: invert(0.7);
  cursor: pointer;
}

.birth-form-hook input:focus,
.birth-form-hook textarea:focus {
  border-color: var(--accent-gold);
}

/* ============================================================
   Golden field border — site-wide, thin (1px), theme-aware.
   Pages with their own field styling set this explicitly too.
   ============================================================ */
input[type="date"],
input[type="time"],
input[type="text"],
input[type="number"],
input[type="email"],
input[type="search"],
input[type="tel"],
input[type="datetime-local"],
select,
textarea {
  border: 1px solid var(--accent-gold);
}

.birth-form-hook textarea {
  resize: vertical;
  min-height: 80px;
  -webkit-appearance: none;
}

.form-error {
  font-size: 0.85rem;
  color: #e05a5a;
  margin-bottom: 0.75rem;
  min-height: 1.2em;
  text-align: center;
}

/* Submit button full-width */
.birth-form-hook .cta-button {
  display: block;
  width: 100%;
  border: none;
  cursor: pointer;
  text-align: center;
  margin-top: 0.25rem;
  min-height: 44px;
  box-sizing: border-box;
}

/* Copy confirmation notice */
.copy-notice {
  display: none;
  background: oklch(74% 0.156 74 / 0.12);
  border: 1px solid var(--accent-gold);
  border-radius: 10px;
  color: var(--accent-gold);
  font-size: 1rem;
  font-weight: 500;
  padding: 0.85rem 1rem;
  text-align: center;
  margin-top: 0.25rem;
  animation: fadeInUp 0.3s ease-out;
}

/* ── Place autocomplete dropdown ── */
.place-autocomplete {
  position: relative;
  width: 100%;
}

.suggestions-list {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  right: 0;
  background: var(--card-bg);
  border: 1px solid var(--accent-gold);
  border-top: none;
  border-radius: 0 0 8px 8px;
  list-style: none;
  margin: 0;
  padding: 0;
  z-index: 200;
  max-height: 180px;
  overflow-y: auto;
  box-shadow: 0 8px 24px oklch(4% 0.006 74 / 0.6);
}

.suggestions-list li {
  padding: 0.65rem 0.85rem;
  color: var(--text-primary);
  font-size: 0.9rem;
  cursor: pointer;
  border-bottom: 1px solid var(--border-color);
  line-height: 1.35;
}

.suggestions-list li:last-child {
  border-bottom: none;
}

.suggestions-list li:hover,
.suggestions-list li:active {
  background: oklch(74% 0.156 74 / 0.12);
  color: var(--accent-gold);
}

@media (max-width: 520px) {
  .birth-form-hook {
    max-width: 100%;
    padding: 0 0.25rem;
  }

  .birth-form-hook .hook-label {
    font-size: 0.9rem;
  }
}

/* ============================================================
   Phase 3 — Use Case Landing Pages
   ============================================================ */

/* Breadcrumb navigation */
.breadcrumb {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin-bottom: 2rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.breadcrumb a {
  color: var(--accent-gold);
  transition: opacity 0.2s ease;
}

.breadcrumb a:hover {
  opacity: 0.8;
}

.breadcrumb-separator {
  color: var(--text-secondary);
}

/* Use-case page CTA block */
.use-case-cta {
  text-align: center;
  margin: 3rem auto;
  padding: 2.5rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  max-width: 600px;
}

.use-case-cta .btn-primary {
  font-size: 1.1rem;
  padding: 1rem 2.5rem;
}

/* Related capabilities cross-links */
.related-capabilities {
  max-width: 800px;
  margin: 4rem auto 0;
  padding-top: 3rem;
  border-top: 1px solid var(--border-color);
}

.related-capabilities h2 {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
}

.related-links {
  list-style: none;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0;
}

.related-links li a {
  display: inline-block;
  padding: 0.5rem 1rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  border-radius: 6px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: border-color 180ms var(--ease-out), color 180ms ease;
  text-decoration: none;
}

.related-links li a:hover {
  border-color: var(--accent-gold);
  color: var(--text-primary);
}