/* ==========================================================================
   L2 Landing Page Styles
   Next Arc Research - Structural Research for AI-Era Investors
   ========================================================================== */

/* --------------------------------------------------------------------------
   CSS Custom Properties (Theme Tokens)
   -------------------------------------------------------------------------- */
:root {
  /* Colors */
  --color-bg: #faf9f7;
  --color-bg-alt: #f4f3f0;
  --color-bg-dark: #2c3e50;
  --color-bg-accent: #3d4f5f;
  --color-text: #444;
  --color-text-muted: #5a6370;
  --color-text-light: #7d8590;
  --color-text-inverse: #faf9f7;
  --color-accent: #b8976a;
  --color-accent-muted: #d4c4a8;
  --color-border: #e5e4e0;
  --color-border-dark: #4a5568;

  /* Typography */
  --font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --line-height-tight: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;

  /* Layout */
  --max-width: 1200px;
  --max-width-narrow: 800px;
  --nav-height: 64px;

  /* Borders */
  --radius-sm: 4px;
  --radius-md: 6px;
  --radius-lg: 12px;

  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 2px 4px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);

  /* Transitions */
  --transition-fast: 150ms ease;
  --transition-base: 200ms ease;
}

/* --------------------------------------------------------------------------
   Base Styles
   -------------------------------------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  scroll-padding-top: var(--nav-height);
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
}

body {
  margin: 0;
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: 400;
  line-height: var(--line-height-relaxed);
  color: var(--color-text);
  background-color: var(--color-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  margin-top: 0;
  line-height: var(--line-height-tight);
}

h2 {
  margin-bottom: 1.8rem;
}

h3 {
  margin-bottom: 1.1rem;
}

p {
  margin-top: 0;
}

a {
  color: inherit;
  text-decoration: none;
  transition: all var(--transition-fast);
}

a:hover {
  text-decoration: underline;
  text-decoration-thickness: 1px;
  text-underline-offset: 2px;
}

.btn:hover,
.nav__link:hover,
.nav__cta:hover,
.nav__wordmark:hover {
  text-decoration: none;
}

ul {
  margin: 0;
  padding: 0;
  list-style: none;
}

img, svg {
  display: block;
  max-width: 100%;
}

/* --------------------------------------------------------------------------
   Navigation
   -------------------------------------------------------------------------- */
.nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--color-bg);
  border-bottom: 1px solid var(--color-border);
  height: var(--nav-height);
}

.nav__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
  height: 100%;
}

.nav__wordmark {
  font-size: var(--font-size-lg);
  font-weight: 600;
  letter-spacing: -0.02em;
  color: var(--color-text);
}

.nav__toggle {
  display: none;
  padding: var(--space-2);
  background: none;
  border: none;
  cursor: pointer;
  color: var(--color-text);
}

.nav__links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
}

.nav__link {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

.nav__link:hover,
.nav__link:focus {
  color: var(--color-text);
}

.nav__cta {
  display: inline-block;
  padding: var(--space-2) var(--space-5);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text-inverse);
  background: var(--color-accent);
  border-radius: var(--radius-sm);
  transition: background var(--transition-fast);
}

.nav__cta:hover,
.nav__cta:focus {
  background: #a6875d;
}

.nav__cta-wrap {
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--space-1);
}

.nav__cta-wrap .cta-note {
  margin-top: 0;
  font-size: 0.65rem;
  color: var(--color-text-light);
}

/* Mobile Navigation */
@media (max-width: 768px) {
  .nav__toggle {
    display: block;
  }

  .nav__links {
    position: absolute;
    top: var(--nav-height);
    left: 0;
    right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-4);
    display: none;
  }

  .nav__links.is-open {
    display: flex;
  }

  .nav__link,
  .nav__cta {
    display: block;
    width: 100%;
    padding: var(--space-3) var(--space-4);
    text-align: center;
  }

  .nav__cta {
    margin-top: var(--space-2);
  }

  .nav__cta-wrap {
    width: 100%;
    align-items: center;
  }

  .nav__cta-wrap .cta-note {
    display: none;
  }
}

/* --------------------------------------------------------------------------
   Buttons
   -------------------------------------------------------------------------- */
.btn {
  display: inline-block;
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-base);
  font-weight: 500;
  text-align: center;
  border: 2px solid transparent;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.btn--primary {
  padding: 0.875rem var(--space-6);
  font-weight: 600;
  color: var(--color-text-inverse);
  background: var(--color-bg-dark);
  border-color: var(--color-bg-dark);
}

.btn--primary:hover,
.btn--primary:focus {
  background: #3d5268;
  border-color: #3d5268;
}

.btn--secondary {
  color: var(--color-text);
  background: transparent;
  border-color: var(--color-border);
}

.btn--secondary:hover,
.btn--secondary:focus {
  border-color: var(--color-text-muted);
  background: transparent;
}

/* Light variant for dark backgrounds (e.g., hero section, footer) */
.hero .btn--secondary,
.footer .btn--secondary {
  color: var(--color-text-inverse);
  border-color: rgba(255, 255, 255, 0.6);
  background: transparent;
}

.hero .btn--secondary:hover,
.hero .btn--secondary:focus,
.footer .btn--secondary:hover,
.footer .btn--secondary:focus {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.8);
}

.btn--outline {
  color: var(--color-text-inverse);
  background: transparent;
  border-color: var(--color-text-inverse);
}

.btn--outline:hover,
.btn--outline:focus {
  background: rgba(255, 255, 255, 0.1);
}

.btn--plan {
  display: block;
  width: 100%;
  margin-bottom: var(--space-4);
  color: var(--color-text-inverse);
  background: var(--color-bg-dark);
  border-color: var(--color-bg-dark);
}

.btn--plan:hover,
.btn--plan:focus {
  background: #354655;
  border-color: #354655;
}

.btn--large {
  padding: var(--space-4) var(--space-8);
  font-size: var(--font-size-lg);
}

/* --------------------------------------------------------------------------
   CTA Notes (Patreon handoff microcopy)
   -------------------------------------------------------------------------- */
.cta-note {
  margin-top: var(--space-3);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
}

/* Light variant for dark backgrounds */
.footer .cta-note,
.section--dark .cta-note {
  color: rgba(255, 255, 255, 0.65);
}

/* Left-aligned variant for plan cards */
.plan-card .cta-note {
  text-align: left;
  margin-top: 0;
  margin-bottom: var(--space-6);
}

/* --------------------------------------------------------------------------
   Hero Section
   -------------------------------------------------------------------------- */
.hero {
  position: relative;
  padding: var(--space-20) var(--space-6);
  text-align: center;
  overflow: hidden;
  box-shadow: inset 0 -1px 0 rgba(255, 255, 255, 0.08);
}

.hero__bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(135deg, var(--color-bg-dark) 0%, var(--color-bg-accent) 50%, #4a6274 100%);
  z-index: 0;
}

/* Subtle geometric pattern using CSS */
.hero__bg::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 30%, rgba(255,255,255,0.03) 0%, transparent 50%),
    radial-gradient(circle at 80% 70%, rgba(255,255,255,0.02) 0%, transparent 40%),
    linear-gradient(45deg, transparent 40%, rgba(255,255,255,0.01) 50%, transparent 60%);
  pointer-events: none;
}

.hero__bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(0deg, transparent, transparent 2px, rgba(255,255,255,0.01) 2px, rgba(255,255,255,0.01) 4px),
    repeating-linear-gradient(90deg, transparent, transparent 2px, rgba(0,0,0,0.01) 2px, rgba(0,0,0,0.01) 4px);
  pointer-events: none;
  opacity: 0.5;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: var(--max-width-narrow);
  margin: 0 auto;
}

.hero__headline {
  margin-bottom: var(--space-6);
  font-size: var(--font-size-3xl);
  font-weight: 600;
  color: var(--color-text-inverse);
  letter-spacing: -0.03em;
}

.hero__subhead {
  max-width: 44rem;
  margin-left: auto;
  margin-right: auto;
  margin-bottom: var(--space-5);
  font-size: var(--font-size-lg);
  color: rgba(255, 255, 255, 0.85);
  line-height: var(--line-height-relaxed);
}

.hero__subhead strong {
  color: var(--color-text-inverse);
}

.hero__micro {
  margin-bottom: var(--space-8);
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.65);
  letter-spacing: 0.01em;
  line-height: var(--line-height-normal);
}

.hero__ctas {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4);
}

.hero__reassurance {
  margin-top: var(--space-6);
  font-size: 0.85rem;
  color: rgba(255, 255, 255, 0.75);
  line-height: var(--line-height-normal);
}

@media (min-width: 768px) {
  .hero {
    padding: var(--space-20) var(--space-8);
  }

  .hero__headline {
    font-size: var(--font-size-4xl);
  }
}

/* --------------------------------------------------------------------------
   Section Base
   -------------------------------------------------------------------------- */
.section {
  padding: var(--space-16) var(--space-6);
}

.section__inner {
  max-width: var(--max-width);
  margin: 0 auto;
}

.section__inner--narrow {
  max-width: var(--max-width-narrow);
}

.section--light {
  background: var(--color-bg);
  border-top: 1px solid var(--color-border);
}

#hero + #mind.section--light {
  border-top: none;
}

.section--dark {
  background: var(--color-bg-dark);
  color: var(--color-text-inverse);
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  --color-accent: #a68659;
}

.section--accent {
  background: var(--color-bg-alt);
}

.section__title {
  margin-bottom: var(--space-10);
  font-size: var(--font-size-2xl);
  font-weight: 500;
  text-align: center;
  letter-spacing: -0.01em;
}

.section__title em {
  font-style: italic;
}

.section__title--plans {
  margin-bottom: var(--space-12);
}

.section__statement {
  margin-top: var(--space-10);
  font-size: var(--font-size-lg);
  font-style: italic;
  text-align: center;
  color: var(--color-text-muted);
}

@media (min-width: 768px) {
  .section {
    padding: var(--space-20) var(--space-8);
  }

  .section__title {
    font-size: var(--font-size-3xl);
  }
}

/* --------------------------------------------------------------------------
   Trust Section
   -------------------------------------------------------------------------- */
.trust-card {
  padding: var(--space-8);
  background: white;
  border: 1px solid var(--color-border);
  border-left: 2px solid var(--color-accent);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
}

.trust .section__title {
  margin-bottom: var(--space-8);
}

.trust-card__lede {
  margin: 0 0 var(--space-6);
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: var(--color-text);
}

.trust-card__lede strong {
  font-weight: 600;
}

.trust-card__bullets {
  margin: 0 0 var(--space-6);
  padding-left: var(--space-6);
  list-style: disc;
}

.trust-card__bullets li {
  margin-bottom: var(--space-3);
  font-size: var(--font-size-base);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
}

.trust-card__bullets li strong {
  color: var(--color-text);
  font-weight: 500;
}

.trust-card__note {
  margin: 0;
  padding-top: var(--space-4);
  border-top: 1px solid var(--color-border);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  font-style: italic;
}

/* --------------------------------------------------------------------------
   M.I.N.D. Cards
   -------------------------------------------------------------------------- */
.mind-intro {
  max-width: 600px;
  margin: 0 auto var(--space-10);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-align: center;
  line-height: var(--line-height-relaxed);
}

.mind-intro em {
  font-style: italic;
}

.mind-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 640px) {
  .mind-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1024px) {
  .mind-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.mind-card {
  padding: var(--space-6);
  background: #f7f6f4;
  border: 1px solid rgba(229, 228, 224, 0.8);
  border-radius: var(--radius-md);
  text-align: center;
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.03);
}

.mind-card__icon {
  display: flex;
  justify-content: center;
  margin-bottom: var(--space-4);
  color: var(--color-accent);
  opacity: 0.85;
}

.mind-card__icon svg {
  width: 43px;
  height: 43px;
}

.mind-card__title {
  margin-bottom: var(--space-2);
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text);
}

.mind-card__hook {
  margin-bottom: var(--space-3);
  font-size: var(--font-size-base);
  color: var(--color-text);
  line-height: 1.5;
  opacity: 0.85;
}

.mind-card__list {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.7;
}

.mind-card__list li {
  margin-bottom: 0.15rem;
}

/* --------------------------------------------------------------------------
   Positioning Section
   -------------------------------------------------------------------------- */
.positioning-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  position: relative;
}

@media (min-width: 768px) {
  .positioning-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
  }

  .positioning-grid::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 1px;
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(-50%);
  }
}

.positioning-col__title {
  margin-bottom: var(--space-6);
  font-size: var(--font-size-2xl);
  font-weight: 500;
}

.positioning-col__title--accent em {
  font-style: italic;
}

.positioning-list {
  margin-bottom: var(--space-6);
}

.positioning-list li {
  position: relative;
  padding-left: var(--space-8);
  margin-bottom: var(--space-5);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
}

.positioning-list--not li {
  opacity: 0.9;
}

.positioning-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.5em;
  width: 16px;
  height: 16px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23b8976a' stroke-width='2'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
  opacity: 0.7;
}

.positioning-list li strong {
  color: var(--color-text-inverse);
}

.positioning-list li em {
  font-style: italic;
}

/* Override for "not" list: use × instead of checkmark */
.positioning-list--not li::before {
  content: '×';
  background-image: none;
  width: auto;
  height: auto;
  font-size: 1.1rem;
  font-weight: 300;
  color: rgba(255, 255, 255, 0.5);
  top: 0.15em;
}

/* --------------------------------------------------------------------------
   Sample Preview Section
   -------------------------------------------------------------------------- */
.sample-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  margin-bottom: var(--space-8);
}

@media (min-width: 768px) {
  .sample-grid {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-10);
  }
}

.sample-chart {
  background: linear-gradient(to bottom, #fcfcfc 0%, white 100%);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.sample-chart__header {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  padding: var(--space-3) var(--space-4);
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}

.sample-chart__label {
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
}

.sample-chart__title {
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-text);
}

.sample-chart__body {
  padding: var(--space-4);
}

.sample-chart__svg {
  width: 100%;
  height: auto;
}

.sample-chart__svg circle[fill="var(--color-text-muted)"] {
  opacity: 0.35;
}

.sample-thesis {
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.sample-thesis__card {
  padding: var(--space-4);
  background: white;
  border: 1px solid var(--color-border);
  border-left: 2px solid var(--color-accent);
  border-radius: var(--radius-sm);
}

.sample-thesis__heading {
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-accent);
}

.sample-thesis__text {
  margin-bottom: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
}

.sample-callout {
  margin: 0;
  font-size: var(--font-size-xl);
  font-weight: 500;
  text-align: center;
  color: var(--color-text);
}

.sample-callout em {
  font-style: italic;
  color: var(--color-accent);
}

/* --------------------------------------------------------------------------
   Credibility Section
   -------------------------------------------------------------------------- */
#credibility {
  padding: var(--space-12) var(--space-6);
}

@media (min-width: 768px) {
  #credibility {
    padding: var(--space-16) var(--space-6);
  }
}

/* Header: Quote + Chips */
.credibility__header {
  text-align: center;
  padding-bottom: var(--space-6);
  margin-bottom: var(--space-6);
}

@media (min-width: 768px) {
  .credibility__header {
    padding-bottom: var(--space-8);
    margin-bottom: var(--space-8);
  }
}

.credibility__quote {
  max-width: 64ch;
  margin: 0 auto var(--space-4);
  font-size: var(--font-size-lg);
  font-weight: 500;
  font-style: normal;
  line-height: 1.35;
  color: var(--color-text-inverse);
}

.credibility__chips {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  max-width: 600px;
  margin: 0 auto;
}

.chip {
  display: inline-block;
  padding: var(--space-1) var(--space-4);
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.55);
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
}

/* Two-card layout */
.credibility__cards {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

@media (min-width: 900px) {
  .credibility__cards {
    grid-template-columns: 1.4fr 1fr;
    gap: var(--space-6);
    align-items: start;
  }
}

/* Base panel styles */
.credibility__panel {
  padding: var(--space-5);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-lg);
  text-align: left;
}

@media (min-width: 768px) {
  .credibility__panel {
    padding: var(--space-6);
  }
}

/* About card */
.credibility__panel--about {
  background: rgba(255, 255, 255, 0.04);
}

.credibility__about-text {
  margin: 0 0 var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: 400;
  color: rgba(255, 255, 255, 0.85);
  line-height: var(--line-height-relaxed);
}

/* Patreon card - slightly darker */
.credibility__panel--patreon {
  background: rgba(0, 0, 0, 0.12);
}

.credibility__patreon-title {
  margin: 0 0 var(--space-4);
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: rgba(255, 255, 255, 0.75);
}

/* Meta rows (shared styles for disclosures + patreon lists) */
.credibility__meta {
  display: grid;
  gap: var(--space-2);
  margin: 0;
  padding: 0;
  list-style: none;
}

.credibility__meta--disclosures {
  grid-template-columns: 1fr;
}

@media (min-width: 560px) {
  .credibility__meta--disclosures {
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2) var(--space-3);
  }
}

.credibility__meta--patreon {
  grid-template-columns: 1fr;
}

/* Meta items as pills */
.credibility__meta li {
  position: relative;
  padding: var(--space-2) var(--space-3) var(--space-2) var(--space-6);
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  color: rgba(255, 255, 255, 0.7);
  line-height: 1.35;
}

/* Disclosure items: dot marker */
.credibility__meta--disclosures li::before {
  content: '—';
  position: absolute;
  left: var(--space-2);
  top: var(--space-2);
  font-size: 0.7rem;
  font-weight: 400;
  color: rgba(255, 255, 255, 0.35);
}

/* Patreon items: check marker */
.credibility__meta--patreon li::before {
  content: '✓';
  position: absolute;
  left: var(--space-2);
  top: var(--space-2);
  font-size: 0.65rem;
  color: rgba(255, 255, 255, 0.4);
}

/* CTAs */
.credibility__ctas {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

@media (min-width: 768px) {
  .credibility__ctas {
    margin-top: var(--space-10);
  }
}

/* --------------------------------------------------------------------------
   Plans Section
   -------------------------------------------------------------------------- */
.plans-intro {
  max-width: 600px;
  margin: 0 auto var(--space-3);
  font-size: 0.9rem;
  color: var(--color-text-muted);
  text-align: center;
}

.plans-trial {
  max-width: 600px;
  margin: 0 auto var(--space-10);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-align: center;
  opacity: 0.85;
}

.plans-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .plans-grid {
    grid-template-columns: repeat(3, 1fr);
    align-items: start;
  }
}

.plan-card {
  padding: 0;
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  text-align: left;
  overflow: hidden;
}

.plan-card--featured {
  border-color: var(--color-accent);
  box-shadow: var(--shadow-sm);
}

.plan-card__image {
  width: 100%;
  margin-bottom: 0;
  overflow: hidden;
}

.plan-card__image img {
  width: 100%;
  height: auto;
  display: block;
}

.plan-card > *:not(.plan-card__image):not(.btn--plan) {
  padding-left: var(--space-8);
  padding-right: var(--space-8);
}

.plan-card__image + * {
  padding-top: var(--space-6);
}

.plan-card > *:last-child {
  padding-bottom: var(--space-8);
}

.plan-card .btn--plan {
  margin-left: var(--space-8);
  margin-right: var(--space-8);
  width: calc(100% - var(--space-8) * 2);
}

@media (min-width: 768px) {
  .plan-card--featured {
    transform: scale(1.03);
  }
}

.plan-card__name {
  margin-top: 0;
  margin-bottom: var(--space-2);
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text);
}

.plan-card__popular {
  margin-bottom: var(--space-3);
  font-size: var(--font-size-xs);
  color: var(--color-accent);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  font-weight: 500;
}

.plan-card__desc {
  margin-bottom: var(--space-6);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.plan-card__features {
  margin-bottom: var(--space-6);
  text-align: left;
}

.plan-card__features li {
  position: relative;
  padding-left: var(--space-6);
  margin-bottom: var(--space-3);
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.plan-card__features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.35em;
  width: 14px;
  height: 14px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%23b8976a' stroke-width='2'%3E%3Cpolyline points='20 6 9 17 4 12'/%3E%3C/svg%3E");
  background-size: contain;
  background-repeat: no-repeat;
}

.plan-card__price {
  margin-bottom: var(--space-6);
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--color-text);
}

.plan-card__price-amount {
  font-size: var(--font-size-xl);
  font-weight: 600;
}

.plan-card__price-period {
  font-size: var(--font-size-base);
  font-weight: 400;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   FAQ Section
   -------------------------------------------------------------------------- */
.faq-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  background: white;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
}

.faq-item__question {
  display: block;
  padding: var(--space-5) var(--space-6);
  font-size: var(--font-size-base);
  font-weight: 500;
  color: var(--color-text);
  cursor: pointer;
  list-style: none;
}

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

.faq-item__question::after {
  content: '+';
  float: right;
  font-size: var(--font-size-xl);
  font-weight: 300;
  color: var(--color-text-muted);
  transition: transform var(--transition-fast);
}

.faq-item[open] .faq-item__question::after {
  content: '-';
}

.faq-item__answer {
  padding: 0 var(--space-6) var(--space-5);
  margin: 0;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
}

/* FAQ band separation: distinguish from Plans */
#faq.section--accent {
  border-top: 1px solid var(--color-border);
}

#faq .section__title {
  margin-bottom: var(--space-8);
}

/* --------------------------------------------------------------------------
   Footer
   -------------------------------------------------------------------------- */
.footer {
  background: var(--color-bg-dark);
  color: var(--color-text-inverse);
}

.footer__cta {
  padding: var(--space-16) var(--space-6);
  text-align: center;
}

.footer__headline {
  margin-bottom: var(--space-6);
  font-size: var(--font-size-2xl);
  font-weight: 500;
}

.footer__buttons {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
}

.footer__reassurance {
  margin: 0;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.6);
}

.footer__bottom {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-6);
  border-top: 1px solid var(--color-border-dark);
}

@media (min-width: 640px) {
  .footer__bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

.footer__copy {
  margin: 0;
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
}

.footer__links {
  display: flex;
  gap: var(--space-6);
}

.footer__links a {
  font-size: var(--font-size-sm);
  color: rgba(255, 255, 255, 0.7);
  transition: color var(--transition-fast);
}

.footer__links a:hover,
.footer__links a:focus {
  color: var(--color-text-inverse);
}

/* --------------------------------------------------------------------------
   Utility: Focus States
   -------------------------------------------------------------------------- */
a:focus-visible,
button:focus-visible,
summary:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 2px;
}

/* --------------------------------------------------------------------------
   Print Styles
   -------------------------------------------------------------------------- */
@media print {
  .nav,
  .hero__ctas,
  .footer__cta,
  .btn {
    display: none !important;
  }

  .section {
    padding: var(--space-8) 0;
  }
}

/* =================================================================
   Image Lightbox Modal
   ================================================================= */

.image-modal {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.92);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  padding: var(--space-4);
  animation: fadeIn 0.2s ease-out;
}

.image-modal.is-open {
  display: flex;
}

.image-modal__close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  background: rgba(255, 255, 255, 0.15);
  border: 1px solid rgba(255, 255, 255, 0.25);
  color: white;
  font-size: 2rem;
  width: 3rem;
  height: 3rem;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: background 0.2s ease;
  line-height: 1;
  padding: 0;
}

.image-modal__close:hover {
  background: rgba(255, 255, 255, 0.25);
}

.image-modal__content {
  max-width: 95%;
  max-height: 95%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.image-modal__content img {
  max-width: 100%;
  max-height: 95vh;
  height: auto;
  width: auto;
  border-radius: 4px;
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.5);
}

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

@media (max-width: 768px) {
  .image-modal__close {
    top: var(--space-2);
    right: var(--space-2);
    width: 2.5rem;
    height: 2.5rem;
    font-size: 1.75rem;
  }
}