/* ============================================
   The Mangrove — treasurecoastecosystems.com
   Nature conservancy meets editorial field guide
   ============================================ */

/* --- Font Faces --- */
@font-face {
  font-family: 'DM Serif Display';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/dm-serif-display-regular.ttf') format('truetype');
}
@font-face {
  font-family: 'DM Serif Display';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/dm-serif-display-italic.ttf') format('truetype');
}
@font-face {
  font-family: 'Crimson Pro';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/crimson-pro-regular.ttf') format('truetype');
}
@font-face {
  font-family: 'Crimson Pro';
  font-style: normal;
  font-weight: 600;
  font-display: swap;
  src: url('../fonts/crimson-pro-semibold.ttf') format('truetype');
}
@font-face {
  font-family: 'Crimson Pro';
  font-style: italic;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/crimson-pro-italic.ttf') format('truetype');
}
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 400;
  font-display: swap;
  src: url('../fonts/dm-sans-regular.ttf') format('truetype');
}
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 500;
  font-display: swap;
  src: url('../fonts/dm-sans-medium.ttf') format('truetype');
}
@font-face {
  font-family: 'DM Sans';
  font-style: normal;
  font-weight: 700;
  font-display: swap;
  src: url('../fonts/dm-sans-bold.ttf') format('truetype');
}

/* --- Custom Properties --- */
:root {
  --green-deep: #3a5f46;
  --green-primary: #4A7C59;
  --green-light: #6b9e7a;
  --green-pale: #e2ede5;
  --green-wash: #f0f5f1;
  --blue-deep: #1d4f73;
  --blue-primary: #2A6496;
  --blue-light: #4a8fc4;
  --blue-pale: #dce8f1;
  --sand: #d4c5a9;
  --sand-light: #e8e0d4;
  --sand-wash: #f7f4ef;
  --warm-white: #faf8f4;
  --text-primary: #1a1a1a;
  --text-secondary: #4a4a4a;
  --text-muted: #7a7a7a;
  --text-on-dark: #f0ede8;
  --border-light: #e0dcd4;
  --shadow-soft: 0 2px 20px rgba(0,0,0,0.06);
  --shadow-card: 0 4px 24px rgba(0,0,0,0.08);
  --shadow-elevated: 0 8px 40px rgba(0,0,0,0.12);
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 12px;
  --font-display: 'DM Serif Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Crimson Pro', Georgia, serif;
  --font-ui: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
  --max-width: 1200px;
  --max-width-narrow: 780px;
  --header-height: 72px;
}

/* --- Reset & Base --- */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  font-family: var(--font-body);
  font-size: 1.125rem;
  line-height: 1.7;
  color: var(--text-primary);
  background-color: var(--warm-white);
}

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

a {
  color: var(--blue-primary);
  text-decoration: none;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--blue-deep);
}

/* --- Typography --- */
h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
  color: var(--text-primary);
}

h1 { font-size: 3rem; letter-spacing: -0.02em; }
h2 { font-size: 2.25rem; letter-spacing: -0.01em; }
h3 { font-size: 1.625rem; }
h4 { font-size: 1.25rem; }

p {
  margin-bottom: 1.5em;
}

.label {
  font-family: var(--font-ui);
  font-size: 0.75rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-primary);
}

.subtitle {
  font-family: var(--font-body);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

blockquote {
  border-left: 3px solid var(--green-primary);
  padding: 0.5em 0 0.5em 1.5em;
  margin: 2em 0;
  font-style: italic;
  font-size: 1.25rem;
  color: var(--text-secondary);
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.5rem;
}

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

.section {
  padding: 5rem 0;
}

.section--green {
  background-color: var(--green-wash);
}

.section--sand {
  background-color: var(--sand-wash);
}

.section--dark {
  background-color: var(--green-deep);
  color: var(--text-on-dark);
}

.section--dark h2,
.section--dark h3,
.section--dark h4 {
  color: var(--text-on-dark);
}

/* --- Site Header --- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  background: rgba(250, 248, 244, 0.92);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border-light);
  height: var(--header-height);
  transition: background 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
  box-shadow: var(--shadow-soft);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.site-logo {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  text-decoration: none;
  color: var(--green-deep);
}

.site-logo svg {
  width: 32px;
  height: 32px;
  fill: var(--green-primary);
}

.site-logo-text {
  font-family: var(--font-display);
  font-size: 1.375rem;
  color: var(--green-deep);
  letter-spacing: -0.01em;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.main-nav a {
  font-family: var(--font-ui);
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--text-secondary);
  text-decoration: none;
  letter-spacing: 0.02em;
  padding: 0.25rem 0;
  position: relative;
  transition: color 0.2s ease;
}

.main-nav a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--green-primary);
  transition: width 0.3s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--green-deep);
}

.main-nav a:hover::after,
.main-nav a.active::after {
  width: 100%;
}

.nav-toggle {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--text-primary);
}

.nav-toggle svg {
  width: 24px;
  height: 24px;
}

/* --- Hero Sections --- */
.hero {
  position: relative;
  min-height: 85vh;
  display: flex;
  align-items: flex-end;
  padding: calc(var(--header-height) + 2rem) 0 4rem;
  overflow: hidden;
}

.hero--medium {
  min-height: 55vh;
}

.hero--short {
  min-height: 40vh;
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to top,
    rgba(26, 26, 26, 0.85) 0%,
    rgba(26, 26, 26, 0.4) 40%,
    rgba(26, 26, 26, 0.15) 100%
  );
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 720px;
}

.hero__content h1 {
  color: #fff;
  margin-bottom: 1rem;
  font-size: 3.5rem;
  text-shadow: 0 2px 20px rgba(0,0,0,0.2);
}

.hero__content .subtitle {
  color: rgba(255,255,255,0.85);
  font-size: 1.375rem;
  margin-bottom: 1.5rem;
}

.hero__content .label {
  color: var(--green-light);
  margin-bottom: 1rem;
  display: block;
}

.hero__cta {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-ui);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #fff;
  border: 1px solid rgba(255,255,255,0.4);
  padding: 0.875rem 1.75rem;
  border-radius: var(--radius-sm);
  transition: all 0.3s ease;
  text-decoration: none;
  margin-top: 0.5rem;
}

.hero__cta:hover {
  background: rgba(255,255,255,0.12);
  border-color: rgba(255,255,255,0.7);
  color: #fff;
}

/* --- Cards --- */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 2rem;
}

.card-grid--two {
  grid-template-columns: repeat(auto-fill, minmax(400px, 1fr));
}

.card {
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-card);
}

.card__image {
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.card:hover .card__image img {
  transform: scale(1.04);
}

.card__body {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.card__label {
  font-family: var(--font-ui);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--green-primary);
  margin-bottom: 0.5rem;
}

.card__title {
  font-family: var(--font-display);
  font-size: 1.375rem;
  line-height: 1.3;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.card__excerpt {
  font-size: 1rem;
  color: var(--text-secondary);
  line-height: 1.6;
  flex: 1;
}

.card__link {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-family: var(--font-ui);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--green-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-top: 1rem;
  transition: gap 0.2s ease;
}

.card:hover .card__link {
  gap: 0.6rem;
}

/* --- Featured Article Card (wide) --- */
.featured-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 0;
  background: #fff;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-soft);
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.3s ease;
}

.featured-card:hover {
  box-shadow: var(--shadow-card);
}

.featured-card__image {
  min-height: 320px;
  overflow: hidden;
}

.featured-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.featured-card:hover .featured-card__image img {
  transform: scale(1.03);
}

.featured-card__body {
  padding: 2.5rem;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.featured-card__body .label {
  margin-bottom: 1rem;
}

.featured-card__body h3 {
  font-size: 1.75rem;
  margin-bottom: 1rem;
}

.featured-card__body p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  margin-bottom: 1rem;
}

/* --- Article Content --- */
.article-header {
  padding: calc(var(--header-height) + 3rem) 0 2rem;
  text-align: center;
}

.article-header .label {
  margin-bottom: 1rem;
  display: block;
}

.article-header h1 {
  margin-bottom: 1rem;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
}

.article-header .subtitle {
  max-width: 600px;
  margin: 0 auto 1.5rem;
}

.article-meta {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.article-hero-image {
  max-width: 1000px;
  margin: 0 auto 3rem;
  padding: 0 1.5rem;
}

.article-hero-image img {
  width: 100%;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.article-hero-image figcaption {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.75rem;
}

.article-content {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
  padding: 0 1.5rem 4rem;
}

.article-content h2 {
  margin-top: 3rem;
  margin-bottom: 1rem;
  padding-top: 1rem;
}

.article-content h3 {
  margin-top: 2rem;
  margin-bottom: 0.75rem;
}

.article-content p {
  font-size: 1.125rem;
  line-height: 1.8;
}

.article-content ul,
.article-content ol {
  margin-bottom: 1.5em;
  padding-left: 1.5em;
}

.article-content li {
  margin-bottom: 0.5em;
  line-height: 1.7;
}

.article-content figure {
  margin: 2.5rem -2rem;
}

.article-content figure img {
  width: 100%;
  border-radius: var(--radius-sm);
}

.article-content figcaption {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  color: var(--text-muted);
  text-align: center;
  margin-top: 0.75rem;
}

/* --- Info Box / Definition Box --- */
.info-box {
  background: var(--green-wash);
  border-left: 4px solid var(--green-primary);
  padding: 1.5rem 1.75rem;
  margin: 2rem 0;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

.info-box h4 {
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--green-deep);
  margin-bottom: 0.5rem;
}

.info-box p {
  font-size: 1rem;
  margin-bottom: 0;
}

/* --- FAQ Section --- */
.faq-section {
  max-width: var(--max-width-narrow);
  margin: 0 auto;
}

.faq-item {
  border-bottom: 1px solid var(--border-light);
  padding: 1.5rem 0;
}

.faq-item:first-child {
  border-top: 1px solid var(--border-light);
}

.faq-question {
  font-family: var(--font-display);
  font-size: 1.25rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 1rem;
  list-style: none;
  color: var(--text-primary);
}

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

.faq-question::after {
  content: '+';
  font-family: var(--font-ui);
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--green-primary);
  flex-shrink: 0;
  transition: transform 0.3s ease;
}

details[open] .faq-question::after {
  content: '−';
}

.faq-answer {
  padding-top: 1rem;
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

/* --- Hub Page Intro --- */
.hub-intro {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: center;
  padding: 4rem 0;
}

.hub-intro__text h2 {
  margin-bottom: 1rem;
}

.hub-intro__text p {
  color: var(--text-secondary);
  font-size: 1.1rem;
}

.hub-intro__image {
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-card);
}

.hub-intro__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}

/* --- Stat Bar --- */
.stat-bar {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 2rem;
  padding: 3rem 0;
}

.stat-item {
  text-align: center;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.75rem;
  color: var(--green-primary);
  line-height: 1;
  margin-bottom: 0.5rem;
}

.stat-label {
  font-family: var(--font-ui);
  font-size: 0.85rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
}

/* --- Cross-link Banner --- */
.cross-link {
  background: var(--sand-wash);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-md);
  padding: 2rem;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  margin: 3rem 0;
  text-decoration: none;
  color: inherit;
  transition: box-shadow 0.3s ease;
}

.cross-link:hover {
  box-shadow: var(--shadow-soft);
  color: inherit;
}

.cross-link__icon {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  background: var(--green-pale);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cross-link__icon svg {
  width: 24px;
  height: 24px;
  fill: var(--green-primary);
}

.cross-link__text h4 {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.95rem;
  margin-bottom: 0.25rem;
}

.cross-link__text p {
  font-size: 0.9rem;
  color: var(--text-muted);
  margin-bottom: 0;
}

/* --- Footer --- */
.site-footer {
  background: var(--green-deep);
  color: var(--text-on-dark);
  padding: 4rem 0 2rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 3rem;
}

.footer-brand .site-logo-text {
  color: #fff;
  font-size: 1.5rem;
}

.footer-brand p {
  color: rgba(240, 237, 232, 0.7);
  font-size: 0.95rem;
  margin-top: 0.75rem;
  max-width: 300px;
}

.footer-col h4 {
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 0.75rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(240, 237, 232, 0.5);
  margin-bottom: 1.25rem;
}

.footer-col a {
  display: block;
  color: rgba(240, 237, 232, 0.8);
  font-family: var(--font-ui);
  font-size: 0.9rem;
  padding: 0.3rem 0;
  transition: color 0.2s ease;
  text-decoration: none;
}

.footer-col a:hover {
  color: #fff;
}

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.1);
  padding-top: 2rem;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 1rem;
}

.footer-bottom p {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  color: rgba(240, 237, 232, 0.4);
  margin-bottom: 0;
}

/* --- Contact Page --- */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
  align-items: start;
}

.contact-form label {
  display: block;
  font-family: var(--font-ui);
  font-size: 0.85rem;
  font-weight: 500;
  color: var(--text-secondary);
  margin-bottom: 0.4rem;
}

.contact-form input,
.contact-form textarea,
.contact-form select {
  width: 100%;
  font-family: var(--font-body);
  font-size: 1rem;
  padding: 0.75rem 1rem;
  border: 1px solid var(--border-light);
  border-radius: var(--radius-sm);
  background: #fff;
  color: var(--text-primary);
  transition: border-color 0.2s ease;
  margin-bottom: 1.25rem;
}

.contact-form input:focus,
.contact-form textarea:focus,
.contact-form select:focus {
  outline: none;
  border-color: var(--green-primary);
}

.contact-form textarea {
  min-height: 150px;
  resize: vertical;
}

.contact-form button {
  font-family: var(--font-ui);
  font-size: 0.875rem;
  font-weight: 500;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  background: var(--green-primary);
  color: #fff;
  border: none;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: background 0.2s ease;
}

.contact-form button:hover {
  background: var(--green-deep);
}

.contact-info-card {
  background: var(--green-wash);
  border-radius: var(--radius-md);
  padding: 2.5rem;
}

.contact-info-card h3 {
  margin-bottom: 1.5rem;
}

.contact-info-item {
  display: flex;
  gap: 1rem;
  margin-bottom: 1.5rem;
}

.contact-info-item svg {
  width: 20px;
  height: 20px;
  fill: var(--green-primary);
  flex-shrink: 0;
  margin-top: 0.2rem;
}

.contact-info-item h4 {
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 0.9rem;
  margin-bottom: 0.25rem;
}

.contact-info-item p {
  font-size: 0.95rem;
  color: var(--text-secondary);
  margin-bottom: 0;
}

/* --- Cool Articles Landing --- */
.articles-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 2rem;
}

/* --- Breadcrumbs --- */
.breadcrumbs {
  font-family: var(--font-ui);
  font-size: 0.8rem;
  color: var(--text-muted);
  padding: 1rem 0;
}

.breadcrumbs a {
  color: var(--text-muted);
  text-decoration: none;
}

.breadcrumbs a:hover {
  color: var(--green-primary);
}

.breadcrumbs span {
  margin: 0 0.4rem;
  opacity: 0.5;
}

/* --- Section Header --- */
.section-header {
  margin-bottom: 2.5rem;
}

.section-header .label {
  margin-bottom: 0.75rem;
  display: block;
}

.section-header h2 {
  margin-bottom: 0.75rem;
}

.section-header p {
  color: var(--text-secondary);
  max-width: 600px;
  font-size: 1.1rem;
}

/* --- Divider --- */
.divider {
  width: 60px;
  height: 3px;
  background: var(--green-primary);
  margin: 2rem 0;
  border: none;
}

.divider--center {
  margin-left: auto;
  margin-right: auto;
}

/* --- Animations --- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.animate-in {
  opacity: 0;
  animation: fadeInUp 0.6s ease forwards;
}

.animate-in:nth-child(1) { animation-delay: 0.1s; }
.animate-in:nth-child(2) { animation-delay: 0.2s; }
.animate-in:nth-child(3) { animation-delay: 0.3s; }
.animate-in:nth-child(4) { animation-delay: 0.4s; }

/* --- Mobile Navigation Overlay --- */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(250, 248, 244, 0.98);
  z-index: 99;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 2rem;
}

.nav-overlay.active {
  display: flex;
}

.nav-overlay a {
  font-family: var(--font-display);
  font-size: 2rem;
  color: var(--text-primary);
  text-decoration: none;
}

.nav-overlay a:hover {
  color: var(--green-primary);
}

.nav-close {
  position: absolute;
  top: 1.5rem;
  right: 1.5rem;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  color: var(--text-primary);
}

.nav-close svg {
  width: 28px;
  height: 28px;
}

/* --- Responsive --- */
@media (max-width: 768px) {
  h1 { font-size: 2.25rem; }
  h2 { font-size: 1.75rem; }
  h3 { font-size: 1.375rem; }

  .hero { min-height: 70vh; }
  .hero__content h1 { font-size: 2.5rem; }
  .hero--medium { min-height: 45vh; }
  .hero--short { min-height: 35vh; }

  .section { padding: 3rem 0; }

  .main-nav { display: none; }
  .nav-toggle { display: block; }

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

  .card-grid--two {
    grid-template-columns: 1fr;
  }

  .featured-card {
    grid-template-columns: 1fr;
  }

  .featured-card__image {
    min-height: 200px;
  }

  .hub-intro {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }

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

  .stat-bar {
    grid-template-columns: 1fr 1fr;
  }

  .article-content figure {
    margin-left: 0;
    margin-right: 0;
  }
}

@media (max-width: 480px) {
  .footer-grid {
    grid-template-columns: 1fr;
  }

  .stat-bar {
    grid-template-columns: 1fr;
  }

  .hero__content h1 {
    font-size: 2rem;
  }
}