/* ============================================================
   FIWAFA — COMPLETE STYLESHEET
   Design System: Color Accent System
   Palette: Warm neutral base + Teal-Green accent
   ============================================================ */


:root {
  --color-bg: #f5f4f1;
  --color-surface: #faf9f6;
  --color-surface-raised: #ffffff;
  --color-surface-inset: #eeece7;
  --color-border: #e2dfd8;
  --color-border-light: #ede9e2;

  --color-text-primary: #1c1a18;
  --color-text-secondary: #5a5650;
  --color-text-muted: #8a8479;
  --color-text-on-accent: #ffffff;

  --color-accent: #2d7a6e;
  --color-accent-hover: #236159;
  --color-accent-light: #e8f4f2;
  --color-accent-mid: #4a9e90;

  --shadow-sm: 0 1px 3px rgba(28,26,24,0.07), 0 1px 2px rgba(28,26,24,0.05);
  --shadow-md: 0 4px 12px rgba(28,26,24,0.08), 0 2px 4px rgba(28,26,24,0.05);
  --shadow-lg: 0 8px 24px rgba(28,26,24,0.10), 0 3px 8px rgba(28,26,24,0.06);
  --shadow-xl: 0 16px 40px rgba(28,26,24,0.12), 0 6px 16px rgba(28,26,24,0.07);
  --shadow-accent: 0 4px 16px rgba(45,122,110,0.22);

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 18px;
  --radius-xl: 24px;
  --radius-full: 999px;

  --space-xs: 0.5rem;
  --space-sm: 1rem;
  --space-md: 1.5rem;
  --space-lg: 2.5rem;
  --space-xl: 4rem;
  --space-2xl: 6rem;

  --nav-height: 72px;
  --transition-fast: 150ms ease-out;
  --transition-base: 250ms ease-out;
  --transition-slow: 400ms ease-out;

  --font-sans: 'DM Sans', system-ui, -apple-system, sans-serif;
}


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

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text-primary);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  overflow-x: hidden;
}

main { flex: 1; }

img { display: block; max-width: 100%; height: auto; }

a { color: var(--color-accent); text-decoration: none; transition: color var(--transition-fast); }
a:hover { color: var(--color-accent-hover); }

ul[role="list"] { list-style: none; }

button { cursor: pointer; font-family: var(--font-sans); border: none; background: none; }


.surface { background: var(--color-surface); }
.surface-raised {
  background: var(--color-surface-raised);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-border-light);
}
.surface-inset { background: var(--color-surface-inset); }


.space-section { padding: var(--space-2xl) 0; }
.space-card { padding: var(--space-lg) var(--space-md); }


.text-display {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: clamp(2.4rem, 5.5vw, 4rem);
  line-height: 1.1;
  color: var(--color-text-primary);
  letter-spacing: -0.02em;
}

.text-body {
  font-size: clamp(0.95rem, 1.5vw, 1.05rem);
  line-height: 1.72;
  color: var(--color-text-secondary);
}

.text-caption {
  font-size: 0.875rem;
  line-height: 1.55;
  color: var(--color-text-muted);
}

.section-heading {
  font-weight: 700;
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  line-height: 1.2;
  letter-spacing: -0.015em;
  color: var(--color-text-primary);
  margin-bottom: var(--space-sm);
}

.section-eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-xs);
}

.section-subtext {
  max-width: 540px;
  margin: 0 auto;
}


.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.content-narrow {
  max-width: 780px;
  margin: 0 auto;
}


.action-primary {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--color-accent);
  color: var(--color-text-on-accent);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-accent);
  transition: background var(--transition-base), border-color var(--transition-base), transform var(--transition-fast), box-shadow var(--transition-base);
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}
.action-primary:hover {
  background: var(--color-accent-hover);
  border-color: var(--color-accent-hover);
  color: var(--color-text-on-accent);
  transform: translateY(-1px);
  box-shadow: var(--shadow-accent);
}
.action-primary:active { transform: translateY(0); }

.action-ghost {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: var(--color-accent);
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-full);
  border: 2px solid var(--color-accent);
  transition: background var(--transition-base), color var(--transition-base), transform var(--transition-fast);
  text-decoration: none;
  cursor: pointer;
  white-space: nowrap;
}
.action-ghost:hover {
  background: var(--color-accent-light);
  color: var(--color-accent-hover);
  transform: translateY(-1px);
}
.action-ghost:active { transform: translateY(0); }

.action-ghost--small {
  font-size: 0.85rem;
  padding: 0.5rem 1rem;
}


.nav-primary {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--color-surface-raised);
  border-bottom: 1px solid var(--color-border-light);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-base);
  height: var(--nav-height);
}

.nav-primary.scrolled {
  box-shadow: var(--shadow-md);
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--nav-height);
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
}

.nav-logo { flex-shrink: 0; }
.nav-logo a { display: flex; align-items: center; }
.nav-logo img { height: 32px; width: auto; }

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  list-style: none;
}

.nav-link {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--color-text-secondary);
  padding: 0.4rem 0.75rem;
  border-radius: var(--radius-sm);
  transition: color var(--transition-fast), background var(--transition-fast);
  text-decoration: none;
  white-space: nowrap;
}
.nav-link:hover {
  color: var(--color-accent);
  background: var(--color-accent-light);
}
.nav-link.active {
  color: var(--color-accent);
  font-weight: 600;
}

.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 28px;
  height: 20px;
  cursor: pointer;
  padding: 0;
  background: none;
  border: none;
  z-index: 1100;
}
.nav-hamburger span {
  display: block;
  height: 2px;
  background: var(--color-text-primary);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base), background var(--transition-fast);
}


.mobile-menu-overlay {
  position: fixed;
  inset: 0;
  z-index: 1050;
  background: var(--color-accent);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  clip-path: circle(0px at calc(100% - 36px) 36px);
  transition: clip-path 0.55s cubic-bezier(0.77, 0, 0.175, 1);
  pointer-events: none;
}
.mobile-menu-overlay.is-open {
  clip-path: circle(150% at calc(100% - 36px) 36px);
  pointer-events: all;
}

.mobile-menu-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  color: #fff;
  font-size: 1.5rem;
  background: rgba(255,255,255,0.15);
  border: none;
  border-radius: var(--radius-full);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: background var(--transition-fast);
}
.mobile-menu-close:hover { background: rgba(255,255,255,0.25); }

.mobile-nav-links {
  list-style: none;
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}
.mobile-nav-links li { opacity: 0; transform: translateY(20px); transition: opacity 0.3s ease, transform 0.3s ease; }
.mobile-menu-overlay.is-open .mobile-nav-links li {
  opacity: 1;
  transform: translateY(0);
}
.mobile-menu-overlay.is-open .mobile-nav-links li:nth-child(1) { transition-delay: 0.25s; }
.mobile-menu-overlay.is-open .mobile-nav-links li:nth-child(2) { transition-delay: 0.32s; }
.mobile-menu-overlay.is-open .mobile-nav-links li:nth-child(3) { transition-delay: 0.39s; }
.mobile-menu-overlay.is-open .mobile-nav-links li:nth-child(4) { transition-delay: 0.46s; }
.mobile-menu-overlay.is-open .mobile-nav-links li:nth-child(5) { transition-delay: 0.53s; }

.mobile-nav-links a {
  font-size: 1.6rem;
  font-weight: 700;
  color: #fff;
  text-decoration: none;
  letter-spacing: -0.01em;
  transition: opacity var(--transition-fast);
}
.mobile-nav-links a:hover { opacity: 0.75; color: #fff; }


.hero-section {
  margin-top: var(--nav-height);
  padding: var(--space-2xl) 0;
  background: var(--color-surface);
  overflow: hidden;
}

.hero-grid {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--space-md);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
  min-height: 520px;
}

.hero-content { max-width: 520px; }

.hero-eyebrow {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-accent);
  margin-bottom: var(--space-sm);
}

.hero-heading {
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--color-text-primary);
  margin-bottom: var(--space-md);
}

.rotating-word-wrapper {
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
  height: 1.15em;
  position: relative;
}
.rotating-word {
  display: inline-block;
  color: var(--color-accent);
  animation: rotateWords 8s steps(1) infinite;
  position: relative;
}
@keyframes rotateWords {
  0%   { opacity: 1; transform: translateY(0); }
  20%  { opacity: 0; transform: translateY(-100%); }
  25%  { opacity: 0; transform: translateY(100%); }
  45%  { opacity: 1; transform: translateY(0); }
  65%  { opacity: 0; transform: translateY(-100%); }
  70%  { opacity: 0; transform: translateY(100%); }
  90%  { opacity: 1; transform: translateY(0); }
}

.hero-body {
  margin-bottom: var(--space-lg);
  max-width: 440px;
}

.hero-actions { display: flex; gap: var(--space-sm); flex-wrap: wrap; align-items: center; }

.hero-visual { position: relative; display: flex; justify-content: flex-end; }

.hero-image-frame {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: visible;
  width: 100%;
  max-width: 540px;
}

.hero-img {
  width: 100%;
  height: 480px;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  display: block;
}

.hero-image-badge {
  position: absolute;
  bottom: -1rem;
  left: -1.5rem;
  background: var(--color-surface-raised);
  border-radius: var(--radius-lg);
  padding: 0.85rem 1.25rem;
  display: flex;
  align-items: center;
  gap: 0.6rem;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-border-light);
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-primary);
  white-space: nowrap;
}
.hero-image-badge i { color: var(--color-accent); font-size: 1rem; }


@keyframes heroFadeUp {
  from { opacity: 0; transform: translateY(28px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes heroFadeIn {
  from { opacity: 0; transform: scale(0.97); }
  to   { opacity: 1; transform: scale(1); }
}
[data-animate="fade-up"] { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease-out, transform 0.6s ease-out; }
[data-animate="fade-in"] { opacity: 0; transition: opacity 0.7s ease-out; }
[data-animate].is-visible { opacity: 1; transform: none; }
[data-delay="100"] { transition-delay: 0.1s; }
[data-delay="150"] { transition-delay: 0.15s; }
[data-delay="200"] { transition-delay: 0.2s; }
[data-delay="250"] { transition-delay: 0.25s; }
[data-delay="300"] { transition-delay: 0.3s; }
[data-delay="350"] { transition-delay: 0.35s; }


.intro-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.intro-text { padding-top: var(--space-sm); }
.intro-text .section-heading { margin-bottom: var(--space-md); }
.intro-text .text-body + .text-body { margin-top: var(--space-sm); }

.intro-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-sm);
}

.intro-card {
  border-radius: var(--radius-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.intro-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.intro-card h3 { font-size: 0.95rem; font-weight: 600; margin-bottom: 0.4rem; color: var(--color-text-primary); }

.intro-card-icon {
  width: 40px;
  height: 40px;
  background: var(--color-accent-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-sm);
  color: var(--color-accent);
  font-size: 1.1rem;
  flex-shrink: 0;
}


.section-header {
  text-align: center;
  margin-bottom: var(--space-xl);
}
.section-header .section-heading { margin-bottom: var(--space-sm); }

.featured-grid {
  display: grid;
  grid-template-columns: 3fr 2fr;
  gap: var(--space-md);
  align-items: start;
}

.featured-article {
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.featured-article:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

.featured-article-img-wrap {
  overflow: hidden;
  height: 260px;
}
.featured-article-img-wrap--small { height: 160px; }

.featured-article-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease-out;
}
.featured-article:hover .featured-article-img { transform: scale(1.04); }

.featured-article-body { border-radius: 0 0 var(--radius-lg) var(--radius-lg); }
.featured-article-body .text-body { margin: var(--space-xs) 0 var(--space-sm); }

.featured-column {
  display: flex;
  flex-direction: column;
  gap: var(--space-md);
}

.featured-article-title {
  font-size: 1.25rem;
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-text-primary);
  margin-top: 0.5rem;
}
.featured-article-title--small {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.3;
  color: var(--color-text-primary);
  margin-top: 0.4rem;
  margin-bottom: 0.4rem;
}

.article-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--color-accent);
  background: var(--color-accent-light);
  padding: 0.2rem 0.6rem;
  border-radius: var(--radius-full);
}


.photo-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  grid-template-rows: auto auto;
  gap: var(--space-sm);
}

.photo-grid-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
}
.photo-grid-item--tall { grid-row: span 2; }
.photo-grid-item--wide { grid-column: span 2; }

.photo-grid-item img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease-out;
}
.photo-grid-item--tall img { height: 100%; min-height: 420px; }
.photo-grid-item--wide img { height: 200px; }

.photo-grid-item:hover img { transform: scale(1.05); }

.photo-grid-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(28,26,24,0.7) 0%, transparent 60%);
  opacity: 0;
  transition: opacity var(--transition-base);
  display: flex;
  align-items: flex-end;
  padding: var(--space-sm);
}
.photo-grid-item:hover .photo-grid-overlay { opacity: 1; }
.photo-grid-overlay span {
  color: #fff;
  font-size: 0.85rem;
  font-weight: 600;
}


.topics-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-sm);
  margin-bottom: var(--space-lg);
}

.topic-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-lg);
  text-decoration: none;
  color: inherit;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  position: relative;
  padding: var(--space-md);
}
.topic-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  color: inherit;
}
.topic-card h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.4rem; color: var(--color-text-primary); }
.topic-card .text-caption { flex: 1; }

.topic-card-icon {
  width: 44px;
  height: 44px;
  background: var(--color-accent-light);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--space-sm);
  color: var(--color-accent);
  font-size: 1.15rem;
  transition: background var(--transition-fast);
}
.topic-card:hover .topic-card-icon { background: var(--color-accent); color: #fff; }

.topic-card-arrow {
  color: var(--color-accent);
  font-size: 0.8rem;
  margin-top: var(--space-sm);
  transition: transform var(--transition-fast);
}
.topic-card:hover .topic-card-arrow { transform: translateX(4px); }

.topics-cta { text-align: center; }


.science-callout {
  border-radius: var(--radius-xl);
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  overflow: hidden;
}

.science-callout-content {
  padding: var(--space-xl);
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}
.science-callout-content .text-body { margin: var(--space-sm) 0 var(--space-lg); }

.science-callout-icon {
  width: 52px;
  height: 52px;
  background: var(--color-accent-light);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-size: 1.3rem;
  flex-shrink: 0;
  margin-top: 4px;
}

.science-callout-heading {
  font-size: clamp(1.3rem, 2.5vw, 1.75rem);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-text-primary);
  margin-bottom: 0;
}

.science-callout-visual {
  overflow: hidden;
}
.science-callout-visual img {
  width: 100%;
  height: 100%;
  min-height: 280px;
  object-fit: cover;
  display: block;
  transition: transform 0.5s ease-out;
}
.science-callout:hover .science-callout-visual img { transform: scale(1.04); }


.disclaimer-inner {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  max-width: 860px;
  margin: 0 auto;
}
.disclaimer-icon {
  color: var(--color-accent);
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 3px;
}
.disclaimer-text h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.4rem; }


.page-hero {
  margin-top: var(--nav-height);
  padding: var(--space-xl) 0 var(--space-lg);
}
.page-hero-inner { max-width: 680px; }
.page-hero-inner .text-display { margin: var(--space-xs) 0 var(--space-sm); }
.page-hero-sub { max-width: 560px; }


.source-principles {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  margin: var(--space-xl) 0;
}
.source-principle-card {
  border-radius: var(--radius-lg);
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}
.source-principle-num {
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-accent-light);
  line-height: 1;
  flex-shrink: 0;
  min-width: 48px;
  background: var(--color-accent);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  font-variant-numeric: tabular-nums;
}
.source-principle-card h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 0.4rem; }
.source-principle-card .text-body { margin: 0; }

.prose-section { margin: var(--space-xl) 0; }
.prose-section h2 { font-size: 1.4rem; font-weight: 700; margin-bottom: var(--space-sm); color: var(--color-text-primary); }
.prose-section .text-body + .text-body { margin-top: var(--space-sm); }

.contact-nudge {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--color-accent);
  margin-top: var(--space-xl);
}
.contact-nudge i { color: var(--color-accent); font-size: 1.5rem; flex-shrink: 0; margin-top: 4px; }
.contact-nudge h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.4rem; }
.contact-nudge .text-body { margin-bottom: var(--space-sm); }


.topic-area-block {
  margin-bottom: var(--space-2xl);
  padding-bottom: var(--space-2xl);
  border-bottom: 1px solid var(--color-border);
}
.topic-area-block:last-child { border-bottom: none; }

.topic-area-header {
  display: flex;
  align-items: center;
  gap: var(--space-md);
  margin-bottom: var(--space-lg);
}
.topic-area-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}
.topic-area-icon.accent {
  background: var(--color-accent);
  color: #fff;
}
.topic-area-header h2 { font-size: clamp(1.2rem, 2.5vw, 1.6rem); margin-bottom: 0.3rem; }
.topic-area-body .text-body + .text-body { margin-top: var(--space-sm); }
.topic-area-body > .text-body { margin-bottom: var(--space-md); }

.topic-article-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-sm);
  margin-top: var(--space-lg);
}
.topic-article-item {
  border-radius: var(--radius-md);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.topic-article-item:hover { transform: translateY(-2px); box-shadow: var(--shadow-lg); }
.topic-article-item h4 { font-size: 0.95rem; font-weight: 700; margin-bottom: 0.4rem; }


.reader-note {
  border-radius: var(--radius-lg);
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
  margin-bottom: var(--space-xl);
  border-left: 4px solid var(--color-accent);
}
.reader-note i { color: var(--color-accent); font-size: 1.3rem; flex-shrink: 0; margin-top: 3px; }
.reader-note .text-body { margin: 0; }

.reader-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-md);
  margin-bottom: var(--space-xl);
}

.reader-card {
  border-radius: var(--radius-lg);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}
.reader-card:hover { transform: translateY(-3px); box-shadow: var(--shadow-xl); }

.reader-card-quote-mark {
  color: var(--color-accent);
  font-size: 1.5rem;
  margin-bottom: var(--space-xs);
  opacity: 0.5;
}
.reader-card-text {
  font-size: 0.95rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-md);
}
.reader-card-meta { display: flex; flex-direction: column; gap: 2px; }
.reader-card-name { font-size: 0.875rem; font-weight: 600; color: var(--color-text-primary); }
.reader-card-detail { font-size: 0.8rem; color: var(--color-text-muted); }

.reader-share {
  border-radius: var(--radius-lg);
  background: var(--color-accent-light);
  border: 1px solid rgba(45,122,110,0.15);
}
.reader-share-inner {
  display: flex;
  gap: var(--space-md);
  align-items: flex-start;
}
.reader-share-icon {
  width: 48px;
  height: 48px;
  background: var(--color-accent);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.2rem;
  flex-shrink: 0;
}
.reader-share h3 { font-size: 1rem; font-weight: 700; margin-bottom: 0.4rem; }
.reader-share .text-body { margin-bottom: var(--space-sm); }

.reader-image-section { }
.reader-image-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: center;
}
.reader-image-item img {
  width: 100%;
  height: 320px;
  object-fit: cover;
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
  margin-bottom: var(--space-sm);
}
.reader-image-text .section-heading { margin-bottom: var(--space-md); }
.reader-image-text .text-body + .text-body { margin-top: var(--space-sm); }
.reader-image-text .text-body { margin-bottom: var(--space-md); }


.contact-split-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-xl);
  align-items: start;
}

.contact-map-wrap {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  margin-bottom: var(--space-md);
}
.contact-map-wrap iframe { display: block; }

.contact-info-cards { display: flex; flex-direction: column; gap: var(--space-xs); }
.contact-info-card {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  border-radius: var(--radius-md);
  padding: var(--space-sm) var(--space-md);
  transition: transform var(--transition-fast);
}
.contact-info-card:hover { transform: translateX(3px); }
.contact-info-icon {
  width: 36px;
  height: 36px;
  background: var(--color-accent-light);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-accent);
  font-size: 0.9rem;
  flex-shrink: 0;
}
.contact-info-card strong { font-size: 0.875rem; display: block; }
.contact-info-card .text-caption { margin: 0; }

.contact-form-card { border-radius: var(--radius-xl); }
.contact-form-heading { font-size: 1.4rem; font-weight: 700; margin-bottom: 0.3rem; }
.contact-form-card > .text-caption { margin-bottom: var(--space-lg); color: var(--color-text-muted); }


.form-group { margin-bottom: var(--space-md); }
.form-label {
  display: block;
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--color-text-primary);
  margin-bottom: 0.4rem;
}
.form-input, .form-textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  color: var(--color-text-primary);
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}
.form-input:focus, .form-textarea:focus {
  border-color: var(--color-accent);
  box-shadow: 0 0 0 3px rgba(45,122,110,0.12);
}
.form-input::placeholder, .form-textarea::placeholder { color: var(--color-text-muted); }
.form-textarea { resize: vertical; min-height: 130px; }

.form-privacy-group { display: flex; align-items: flex-start; }
.form-privacy-label {
  display: flex;
  gap: 0.6rem;
  align-items: flex-start;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
  cursor: pointer;
}
.form-privacy-check {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
  accent-color: var(--color-accent);
  margin-top: 1px;
}

.form-error {
  color: #c0392b;
  font-size: 0.85rem;
  margin-bottom: var(--space-sm);
  min-height: 1.2em;
}

.form-submit { width: 100%; justify-content: center; margin-top: var(--space-xs); }


.newsletter-section { }
.newsletter-inner {
  display: flex;
  gap: var(--space-xl);
  align-items: center;
  max-width: 860px;
  margin: 0 auto;
}
.newsletter-icon {
  width: 64px;
  height: 64px;
  background: var(--color-accent);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 1.5rem;
  flex-shrink: 0;
}
.newsletter-content h2 { font-size: 1.3rem; font-weight: 700; margin-bottom: 0.5rem; }
.newsletter-content .text-body { margin-bottom: var(--space-md); }
.newsletter-form { }
.newsletter-fields {
  display: flex;
  gap: var(--space-sm);
  align-items: center;
  flex-wrap: wrap;
  margin-bottom: 0.5rem;
}
.newsletter-email-input { max-width: 320px; flex: 1; margin-bottom: 0; }
.newsletter-note { color: var(--color-text-muted); }


.thanks-main {
  min-height: calc(100vh - var(--nav-height) - 300px);
  display: flex;
  align-items: stretch;
}
.thanks-hero {
  background: var(--color-accent);
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-2xl) var(--space-md);
  text-align: center;
}
.thanks-hero-inner {
  max-width: 560px;
}
.thanks-icon {
  font-size: 3.5rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: var(--space-md);
}
.thanks-heading {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 700;
  color: #fff;
  margin-bottom: var(--space-sm);
  letter-spacing: -0.02em;
}
.thanks-body {
  font-size: 1.1rem;
  color: rgba(255,255,255,0.85);
  margin-bottom: var(--space-xl);
  line-height: 1.6;
}
.thanks-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: transparent;
  color: #fff;
  border: 2px solid rgba(255,255,255,0.7);
  padding: 0.85rem 2rem;
  border-radius: var(--radius-full);
  font-size: 1rem;
  font-weight: 600;
  text-decoration: none;
  transition: background var(--transition-base), border-color var(--transition-base);
}
.thanks-btn:hover {
  background: rgba(255,255,255,0.15);
  border-color: #fff;
  color: #fff;
}


.legal-doc { }
.legal-intro { margin-bottom: var(--space-xl); }
.legal-group { margin-bottom: var(--space-xl); }
.legal-group h2 {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--color-accent-light);
}
.legal-group ul {
  list-style: none;
  padding: 0;
  margin-bottom: var(--space-sm);
}
.legal-group ul li {
  padding: 0.4rem 0;
  padding-left: 1.25rem;
  position: relative;
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
}
.legal-group ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.85em;
  width: 6px;
  height: 6px;
  background: var(--color-accent);
  border-radius: 50%;
}
.legal-group .text-body { margin-bottom: var(--space-sm); }

.legal-doc--terms { }
.legal-terms-list {
  list-style: none;
  counter-reset: terms-counter;
  padding: 0;
}
.legal-terms-list > li {
  counter-increment: terms-counter;
  margin-bottom: var(--space-lg);
  padding-left: 3.5rem;
  position: relative;
}
.legal-terms-list > li::before {
  content: counter(terms-counter, decimal-leading-zero);
  position: absolute;
  left: 0;
  top: 2px;
  font-size: 1.1rem;
  font-weight: 700;
  color: var(--color-accent);
  width: 2.5rem;
}
.legal-terms-list h3 {
  font-size: 1rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: var(--color-text-primary);
}
.legal-terms-list p {
  font-size: 0.95rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
  margin: 0;
}

.legal-doc--cookies h2 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-top: var(--space-xl);
  margin-bottom: var(--space-sm);
  color: var(--color-text-primary);
}
.legal-doc--cookies h2:first-of-type { margin-top: 0; }
.legal-doc--cookies .text-body { margin-bottom: var(--space-sm); }

.cookie-table-wrap {
  overflow-x: auto;
  margin: var(--space-md) 0;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--color-border);
}
.cookie-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.875rem;
  background: var(--color-surface-raised);
}
.cookie-table th {
  background: var(--color-accent);
  color: #fff;
  padding: 0.75rem 1rem;
  text-align: left;
  font-weight: 600;
  font-size: 0.8rem;
  white-space: nowrap;
}
.cookie-table td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text-secondary);
  vertical-align: top;
}
.cookie-table tr:last-child td { border-bottom: none; }
.cookie-table tr:nth-child(even) td { background: var(--color-surface); }
.cookie-table code {
  background: var(--color-accent-light);
  color: var(--color-accent);
  padding: 0.1rem 0.4rem;
  border-radius: var(--radius-sm);
  font-size: 0.8rem;
}


.site-footer { margin-top: auto; }

.footer-testimonial {
  background: var(--color-accent);
  padding: var(--space-xl) 0;
}
.footer-quote {
  max-width: 680px;
  margin: 0 auto;
  text-align: center;
}
.footer-quote p {
  font-size: clamp(1.1rem, 2vw, 1.4rem);
  font-weight: 500;
  color: rgba(255,255,255,0.95);
  line-height: 1.55;
  font-style: italic;
  margin-bottom: var(--space-sm);
}
.footer-quote cite {
  font-size: 0.875rem;
  color: rgba(255,255,255,0.65);
  font-style: normal;
}

.footer-main {
  background: var(--color-text-primary);
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: var(--space-xl);
  margin-bottom: var(--space-xl);
}

.footer-logo { margin-bottom: var(--space-sm); filter: brightness(10); }
.footer-tagline { margin-bottom: var(--space-sm); color: rgba(255,255,255,0.5); }
.footer-address { color: rgba(255,255,255,0.5); margin-bottom: 0.25rem; }
.footer-brand .text-caption { color: rgba(255,255,255,0.5); }
.footer-brand .text-caption a { color: rgba(255,255,255,0.65); transition: color var(--transition-fast); }
.footer-brand .text-caption a:hover { color: var(--color-accent-mid); }
.footer-brand .text-caption i { margin-right: 0.4rem; color: var(--color-accent-mid); }

.footer-nav-heading {
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: rgba(255,255,255,0.4);
  margin-bottom: var(--space-sm);
}
.footer-nav-group ul { list-style: none; display: flex; flex-direction: column; gap: 0.5rem; }
.footer-nav-group a {
  font-size: 0.9rem;
  color: rgba(255,255,255,0.65);
  text-decoration: none;
  transition: color var(--transition-fast);
}
.footer-nav-group a:hover { color: #fff; }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: var(--space-md);
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: var(--space-sm);
}
.footer-bottom .text-caption { color: rgba(255,255,255,0.35); margin: 0; }
.footer-bottom a { color: rgba(255,255,255,0.5); transition: color var(--transition-fast); }
.footer-bottom a:hover { color: rgba(255,255,255,0.9); }


.cookie-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(28,26,24,0.55);
  z-index: 2000;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-slow);
  backdrop-filter: blur(3px);
}
.cookie-backdrop.is-visible {
  opacity: 1;
  pointer-events: all;
}

.cookie-modal {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) scale(0.95);
  z-index: 2100;
  background: var(--color-surface-raised);
  border-radius: var(--radius-xl);
  width: min(540px, 90vw);
  box-shadow: var(--shadow-xl);
  border: 1px solid var(--color-border-light);
  opacity: 0;
  max-height: 90%;
  overflow-y: auto;
  pointer-events: none;
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}
.cookie-modal.is-visible {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
  pointer-events: all;
}

.cookie-modal-header {
  padding: var(--space-lg) var(--space-lg) var(--space-md);
  border-bottom: 1px solid var(--color-border-light);
}
.cookie-modal-title {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 0.4rem;
  color: var(--color-text-primary);
}
.cookie-modal-desc { font-size: 0.875rem; color: var(--color-text-muted); }

.cookie-categories {
  padding: var(--space-md) var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
}

.cookie-category {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  padding: var(--space-sm);
  background: var(--color-surface);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-border-light);
}
.cookie-category-info {
  display: flex;
  flex-direction: column;
  gap: 2px;
}
.cookie-category-info strong { font-size: 0.9rem; font-weight: 600; }
.cookie-category-info .text-caption { margin: 0; }

.cookie-toggle-locked {
  color: var(--color-text-muted);
  font-size: 0.9rem;
  padding: 0.25rem;
}

.cookie-toggle {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
  flex-shrink: 0;
}
.cookie-toggle input { opacity: 0; width: 0; height: 0; }
.cookie-toggle-slider {
  position: absolute;
  inset: 0;
  background: var(--color-border);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-base);
}
.cookie-toggle-slider::before {
  content: '';
  position: absolute;
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background: #fff;
  border-radius: 50%;
  transition: transform var(--transition-base);
  box-shadow: 0 1px 3px rgba(0,0,0,0.15);
}
.cookie-toggle input:checked + .cookie-toggle-slider { background: var(--color-accent); }
.cookie-toggle input:checked + .cookie-toggle-slider::before { transform: translateX(20px); }

.cookie-modal-actions {
  padding: var(--space-md) var(--space-lg) var(--space-lg);
  display: flex;
  gap: var(--space-xs);
  justify-content: flex-end;
  flex-wrap: wrap;
  border-top: 1px solid var(--color-border-light);
}
.cookie-modal-actions .action-ghost { font-size: 0.85rem; padding: 0.6rem 1rem; }
.cookie-modal-actions .action-primary { font-size: 0.85rem; padding: 0.6rem 1rem; }


@media (max-width: 1024px) {
  .hero-grid { grid-template-columns: 1fr 1fr; gap: var(--space-lg); min-height: auto; }
  .hero-img { height: 380px; }
  .intro-grid { grid-template-columns: 1fr; gap: var(--space-xl); }
  .science-callout { grid-template-columns: 1fr; }
  .science-callout-visual { min-height: 280px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .topics-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  :root { --space-2xl: 4rem; --space-xl: 2.5rem; }

  .nav-links { display: none; }
  .nav-hamburger { display: flex; }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    padding: var(--space-lg) var(--space-md);
  }
  .hero-content { max-width: 100%; }
  .hero-visual { justify-content: center; }
  .hero-img { height: 300px; }
  .hero-image-badge { bottom: -0.5rem; left: 0.5rem; font-size: 0.8rem; }

  .intro-cards { grid-template-columns: 1fr 1fr; }

  .featured-grid { grid-template-columns: 1fr; }
  .featured-article-img-wrap { height: 220px; }

  .photo-grid {
    grid-template-columns: 1fr 1fr;
    grid-template-rows: auto;
  }
  .photo-grid-item--tall { grid-row: span 1; }
  .photo-grid-item--wide { grid-column: span 2; }
  .photo-grid-item img { height: 180px; }
  .photo-grid-item--tall img { min-height: 180px; }

  .topics-grid { grid-template-columns: 1fr 1fr; }

  .science-callout-content { padding: var(--space-lg) var(--space-md); }
  .disclaimer-inner { flex-direction: column; gap: var(--space-sm); }

  .topic-area-header { flex-direction: column; align-items: flex-start; gap: var(--space-sm); }
  .topic-article-list { grid-template-columns: 1fr; }

  .reader-grid { grid-template-columns: 1fr; }
  .reader-image-grid { grid-template-columns: 1fr; }
  .reader-image-item img { height: 240px; }

  .contact-split-grid { grid-template-columns: 1fr; }

  .newsletter-inner { flex-direction: column; gap: var(--space-md); text-align: center; }
  .newsletter-fields { justify-content: center; }
  .newsletter-email-input { max-width: 100%; }

  .footer-grid { grid-template-columns: 1fr; gap: var(--space-lg); }
  .footer-bottom { flex-direction: column; text-align: center; }

  .source-principles { gap: var(--space-sm); }
  .source-principle-card { flex-direction: column; gap: var(--space-sm); }
  .source-principle-num { font-size: 1.5rem; }

  .contact-nudge { flex-direction: column; gap: var(--space-sm); }
  .reader-share-inner { flex-direction: column; gap: var(--space-sm); }
}

@media (max-width: 480px) {
  .intro-cards { grid-template-columns: 1fr; }
  .topics-grid { grid-template-columns: 1fr; }
  .photo-grid { grid-template-columns: 1fr; }
  .photo-grid-item--wide { grid-column: span 1; }
  .photo-grid-item--tall { grid-row: span 1; }
  .hero-actions { flex-direction: column; align-items: flex-start; }
  .hero-actions .action-primary,
  .hero-actions .action-ghost { width: 100%; justify-content: center; }
  .cookie-modal-actions { flex-direction: column; }
  .cookie-modal-actions .action-ghost,
  .cookie-modal-actions .action-primary { width: 100%; justify-content: center; }
}