/* ==========================================================================
   New Jersey Sustainable State Institute (NJSSI) - Custom Styling
   ========================================================================== */

/* --------------------------------------------------------------------------
   Root Variables & Brand Theme
   -------------------------------------------------------------------------- */
:root {
  --color-primary: hsl(158, 28%, 18%);      /* Deep spruce green */
  --color-primary-light: hsl(158, 20%, 25%);
  --color-secondary: hsl(160, 20%, 35%);    /* Slate green */
  --color-accent: hsl(38, 45%, 90%);        /* Warm light sand */
  --color-accent-dark: hsl(38, 20%, 40%);
  --color-bg-light: hsl(38, 30%, 97%);      /* Warm cream background */
  --color-text: hsl(160, 15%, 15%);         /* Off-black for readability */
  --color-text-muted: hsl(160, 10%, 45%);
  --color-border: hsl(160, 10%, 86%);
  --color-white: #ffffff;
  
  /* Font Stacks */
  --font-serif: Georgia, Cambria, "Times New Roman", Times, serif;
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  
  /* Layout constraints */
  --max-width: 1140px;
  
  /* Category Colors for Indicators */
  --color-cat-economic: hsl(205, 45%, 22%);      /* Deep slate blue */
  --color-cat-community: hsl(280, 20%, 25%);     /* Deep plum */
  --color-cat-education: hsl(28, 45%, 25%);      /* Warm rust */
  --color-cat-government: hsl(345, 40%, 25%);     /* Dark crimson */
  --color-cat-housing: hsl(42, 40%, 24%);        /* Deep bronze/ochre */
  --color-cat-people: hsl(158, 30%, 20%);        /* Spruce green */
  --color-cat-transportation: hsl(195, 40%, 24%);/* Dark steel blue */
  --color-cat-nature: hsl(135, 25%, 22%);        /* Forest moss */
  --color-cat-resources: hsl(80, 30%, 22%);       /* Olive/sap */
  --color-cat-pollution: hsl(0, 15%, 25%);       /* Charcoal red/grey */
}

/* --------------------------------------------------------------------------
   Accessibility & Base Styling
   -------------------------------------------------------------------------- */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-sans);
  font-size: 1.125rem;
  line-height: 1.65;
  color: var(--color-text);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
}

/* Skip link for keyboard navigation */
.skip-link {
  position: absolute;
  top: -100px;
  left: 0;
  background: var(--color-primary);
  color: var(--color-white);
  padding: 10px 20px;
  z-index: 1000;
  text-decoration: none;
  font-weight: bold;
  border-radius: 0 0 5px 0;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 0;
  outline: 3px solid var(--color-accent-dark);
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 20px;
  padding-right: 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-serif);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-primary);
  margin-bottom: 1rem;
}

h1 {
  font-size: 2.25rem;
}

h2 {
  font-size: 1.75rem;
  border-bottom: 2px solid var(--color-accent);
  padding-bottom: 0.5rem;
  margin-top: 2rem;
  margin-bottom: 1.25rem;
}

h3 {
  font-size: 1.35rem;
  margin-top: 1.5rem;
}

p {
  margin-bottom: 1.25rem;
}

a {
  color: var(--color-primary-light);
  text-decoration: underline;
  text-underline-offset: 3px;
  transition: color 0.2s ease;
}

a:hover {
  color: var(--color-secondary);
}

ul, ol {
  margin-bottom: 1.25rem;
  margin-left: 1.5rem;
}

li {
  margin-bottom: 0.5rem;
}

blockquote {
  border-left: 4px solid var(--color-secondary);
  padding-left: 1.25rem;
  margin-left: 0;
  margin-bottom: 1.25rem;
  font-style: italic;
  color: var(--color-text-muted);
}

/* --------------------------------------------------------------------------
   Header & Navigation
   -------------------------------------------------------------------------- */
.site-header {
  border-bottom: 4px solid var(--color-primary);
  background: var(--color-white);
  padding: 1.5rem 0;
  position: sticky;
  top: 0;
  z-index: 99;
  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.04);
}

.header-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 2rem;
  flex-wrap: wrap;
}

.site-logo-link {
  text-decoration: none;
  display: flex;
  flex-direction: column;
}

.logo-nj {
  font-family: var(--font-sans);
  text-transform: uppercase;
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  color: var(--color-secondary);
}

.logo-title {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1.1;
}

/* Navigation Menu */
.nav-list {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 0.9rem 1.5rem;
  list-style: none;
  margin: 0;
}

.nav-item {
  margin: 0;
}

.nav-link {
  text-decoration: none;
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--color-text);
  padding: 5px 0;
  border-bottom: 2px solid transparent;
}

.nav-link:hover {
  color: var(--color-primary-light);
  border-bottom-color: var(--color-secondary);
}

.nav-link.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-primary);
}

/* --------------------------------------------------------------------------
   Hero / Intro sections
   -------------------------------------------------------------------------- */
.hero-section {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
  padding: 5rem 0;
  margin-bottom: 3rem;
  position: relative;
}

.hero-section h1 {
  color: var(--color-white);
  font-size: 3rem;
  max-width: 800px;
  line-height: 1.15;
  margin-bottom: 1.5rem;
}

.hero-tagline {
  display: block;
  font-family: var(--font-sans);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.9rem;
  font-weight: 700;
  color: var(--color-accent);
  margin-bottom: 1rem;
}

.hero-lead {
  font-size: 1.35rem;
  max-width: 700px;
  margin-bottom: 2.5rem;
  opacity: 0.9;
}

/* Buttons */
.btn {
  display: inline-block;
  font-family: var(--font-sans);
  font-weight: 700;
  text-decoration: none;
  padding: 10px 22px;
  border-radius: 4px;
  border: 2px solid transparent;
  cursor: pointer;
  transition: all 0.2s ease;
  font-size: 1rem;
}

.btn-large {
  padding: 14px 28px;
  font-size: 1.1rem;
}

.btn-primary {
  background-color: var(--color-accent);
  color: var(--color-primary);
  border-color: var(--color-accent);
}

.btn-primary:hover {
  background-color: var(--color-white);
  color: var(--color-primary);
  border-color: var(--color-white);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-white);
  border-color: var(--color-white);
  margin-left: 1rem;
}

.btn-secondary:hover {
  background-color: rgba(255, 255, 255, 0.1);
  color: var(--color-white);
}

/* --------------------------------------------------------------------------
   Layout grids & pages
   ========================================================================== */
.page-container {
  padding-top: 2rem;
  padding-bottom: 4rem;
}

.page-title {
  font-size: 2.75rem;
  margin-bottom: 1.5rem;
  line-height: 1.15;
}

.page-content {
  line-height: 1.75;
}

.page-content p {
  margin-bottom: 1.5rem;
}

/* Homepage specific structure */
.home-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
}

.sidebar-card {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-left: 4px solid var(--color-primary);
  padding: 1.5rem;
  border-radius: 4px;
  margin-bottom: 2rem;
}

.sidebar-card h3 {
  margin-bottom: 0.75rem;
}

.sidebar-card ul {
  list-style: none;
  margin: 0;
}

.sidebar-card li {
  margin-bottom: 1.25rem;
  font-size: 0.95rem;
}

.sidebar-card li strong {
  display: block;
  color: var(--color-primary);
  margin-bottom: 0.15rem;
}

.sidebar-card li span {
  display: block;
  color: var(--color-text-muted);
}

.card-link {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.95rem;
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   Report Home Page
   -------------------------------------------------------------------------- */
.report-hero {
  background-color: var(--color-bg-light);
  border-bottom: 1px solid var(--color-border);
  padding: 4rem 0;
  margin-bottom: 2rem;
}

.report-meta {
  font-family: var(--font-sans);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-secondary);
}

.report-subtitle {
  font-family: var(--font-serif);
  font-size: 1.5rem;
  font-style: italic;
  color: var(--color-text-muted);
  margin-top: 0.5rem;
}

.report-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
}

.report-chapters {
  margin-top: 3rem;
}

.chapter-card {
  display: flex;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 1.5rem;
  border-radius: 4px;
  margin-bottom: 1.5rem;
  transition: box-shadow 0.2s ease;
}

.chapter-card:hover {
  box-shadow: 0 5px 15px rgba(0, 0, 0, 0.05);
}

.chapter-num {
  font-family: var(--font-serif);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-secondary);
  opacity: 0.4;
  margin-right: 1.5rem;
  line-height: 1;
}

.chapter-info h3 {
  margin-top: 0;
  margin-bottom: 0.5rem;
}

.chapter-info p {
  margin-bottom: 0;
  font-size: 1rem;
  color: var(--color-text-muted);
}

.sidebar-box {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  padding: 1.5rem;
  border-radius: 4px;
  margin-bottom: 2rem;
}

.sidebar-box h3 {
  margin-bottom: 1rem;
}

.metadata-list dt {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-top: 1rem;
}

.metadata-list dd {
  font-size: 1rem;
  margin-bottom: 0.5rem;
}

/* --------------------------------------------------------------------------
   Living Indicator Library (Index Page)
   -------------------------------------------------------------------------- */
.library-hero {
  background: linear-gradient(135deg, var(--color-secondary) 0%, var(--color-primary-light) 100%);
  color: var(--color-white);
  padding: 4rem 0;
  margin-bottom: 3rem;
}

.library-hero h1 {
  color: var(--color-white);
  font-size: 2.75rem;
}

.library-subtitle {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  opacity: 0.9;
  margin-top: 0.5rem;
}

.library-intro {
  max-width: 800px;
  margin-bottom: 3rem;
  font-size: 1.2rem;
}

.library-categories-nav {
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  padding: 1.5rem;
  border-radius: 4px;
  margin-bottom: 4rem;
}

.library-categories-nav h3 {
  margin-top: 0;
  font-size: 1.1rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}

.cat-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

.cat-nav-link {
  text-decoration: none;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 700;
  padding: 8px 14px;
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  border-radius: 20px;
  color: var(--color-text);
  transition: all 0.2s ease;
}

.cat-nav-link:hover {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
}

.library-section {
  scroll-margin-top: 100px;
  margin-bottom: 4rem;
}

.category-header {
  border-bottom: 3px solid var(--color-primary);
  padding-bottom: 0.75rem;
  margin-bottom: 1.5rem;
}

.category-name {
  border: none;
  margin: 0;
  padding: 0;
  font-size: 1.85rem;
}

.category-desc {
  font-size: 0.95rem;
  color: var(--color-text-muted);
  margin-top: 0.25rem;
  margin-bottom: 0;
}

.category-indicators-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(240px, 1fr));
  gap: 1.25rem;
}

.indicator-card-link {
  text-decoration: none;
  color: inherit;
}

.indicator-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-border);
  padding: 1.25rem;
  border-radius: 4px;
  display: flex;
  align-items: flex-start;
  height: 100%;
  transition: all 0.2s ease;
  border-left: 4px solid var(--color-primary);
}

.indicator-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  border-color: var(--color-primary-light);
}

.indicator-num {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-secondary);
  line-height: 1;
  margin-right: 0.75rem;
  opacity: 0.7;
}

.indicator-card-name {
  font-family: var(--font-sans);
  font-weight: 600;
  font-size: 0.95rem;
  line-height: 1.35;
}

/* Color codes for library sections */
.category-section-economic { border-left-color: var(--color-cat-economic); }
.category-section-community { border-left-color: var(--color-cat-community); }
.category-section-education { border-left-color: var(--color-cat-education); }
.category-section-government { border-left-color: var(--color-cat-government); }
.category-section-housing { border-left-color: var(--color-cat-housing); }
.category-section-people { border-left-color: var(--color-cat-people); }
.category-section-transportation { border-left-color: var(--color-cat-transportation); }
.category-section-nature { border-left-color: var(--color-cat-nature); }
.category-section-resources { border-left-color: var(--color-cat-resources); }
.category-section-pollution { border-left-color: var(--color-cat-pollution); }

.category-section-economic .category-header { border-bottom-color: var(--color-cat-economic); }
.category-section-community .category-header { border-bottom-color: var(--color-cat-community); }
.category-section-education .category-header { border-bottom-color: var(--color-cat-education); }
.category-section-government .category-header { border-bottom-color: var(--color-cat-government); }
.category-section-housing .category-header { border-bottom-color: var(--color-cat-housing); }
.category-section-people .category-header { border-bottom-color: var(--color-cat-people); }
.category-section-transportation .category-header { border-bottom-color: var(--color-cat-transportation); }
.category-section-nature .category-header { border-bottom-color: var(--color-cat-nature); }
.category-section-resources .category-header { border-bottom-color: var(--color-cat-resources); }
.category-section-pollution .category-header { border-bottom-color: var(--color-cat-pollution); }

.category-section-economic .indicator-card { border-left-color: var(--color-cat-economic); }
.category-section-community .indicator-card { border-left-color: var(--color-cat-community); }
.category-section-education .indicator-card { border-left-color: var(--color-cat-education); }
.category-section-government .indicator-card { border-left-color: var(--color-cat-government); }
.category-section-housing .indicator-card { border-left-color: var(--color-cat-housing); }
.category-section-people .indicator-card { border-left-color: var(--color-cat-people); }
.category-section-transportation .indicator-card { border-left-color: var(--color-cat-transportation); }
.category-section-nature .indicator-card { border-left-color: var(--color-cat-nature); }
.category-section-resources .indicator-card { border-left-color: var(--color-cat-resources); }
.category-section-pollution .indicator-card { border-left-color: var(--color-cat-pollution); }

/* --------------------------------------------------------------------------
   Indicator Single Page Detail
   -------------------------------------------------------------------------- */
.indicator-header-bar {
  color: var(--color-white);
  padding: 2.5rem 0;
  background-color: var(--color-primary);
}

.indicator-meta {
  display: flex;
  gap: 1rem;
  margin-bottom: 0.5rem;
}

.indicator-tag {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  background-color: rgba(255, 255, 255, 0.15);
  padding: 3px 8px;
  border-radius: 3px;
}

.category-tag a {
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-accent);
  text-decoration: none;
}

.category-tag a:hover {
  text-decoration: underline;
}

.indicator-title {
  color: var(--color-white);
  margin-bottom: 0;
  font-size: 2.5rem;
}

.indicator-layout {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 3rem;
}

.indicator-main {
  padding-top: 1rem;
}

/* Category header bars colors */
.category-economic { background-color: var(--color-cat-economic); }
.category-community { background-color: var(--color-cat-community); }
.category-education { background-color: var(--color-cat-education); }
.category-government { background-color: var(--color-cat-government); }
.category-housing { background-color: var(--color-cat-housing); }
.category-people { background-color: var(--color-cat-people); }
.category-transportation { background-color: var(--color-cat-transportation); }
.category-nature { background-color: var(--color-cat-nature); }
.category-resources { background-color: var(--color-cat-resources); }
.category-pollution { background-color: var(--color-cat-pollution); }

/* Figures and data visualizations */
.indicator-figure {
  margin: 2rem 0;
  padding: 1rem;
  border: 1px solid var(--color-border);
  background-color: var(--color-bg-light);
  border-radius: 4px;
}

.indicator-figure img {
  display: block;
  max-width: 100%;
  height: auto;
  margin: 0 auto 1rem auto;
}

.indicator-figure figcaption {
  font-size: 0.9rem;
  color: var(--color-text-muted);
  line-height: 1.5;
  text-align: left;
}

/* Navigation buttons between indicators */
.indicator-nav {
  display: flex;
  justify-content: space-between;
  border-top: 2px solid var(--color-border);
  padding-top: 2rem;
  margin-top: 3rem;
  gap: 1.5rem;
}

.nav-prev, .nav-next {
  width: 50%;
}

.nav-next {
  text-align: right;
}

.nav-btn {
  display: block;
  text-decoration: none;
  padding: 1rem;
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  border-radius: 4px;
  color: var(--color-text);
  transition: all 0.2s ease;
  height: 100%;
}

.nav-btn:hover {
  background-color: var(--color-white);
  border-color: var(--color-primary-light);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.04);
}

.nav-dir {
  display: block;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-secondary);
  margin-bottom: 0.25rem;
}

.nav-title {
  display: block;
  font-family: var(--font-serif);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--color-primary);
  line-height: 1.3;
}

/* Sidebar lists */
.related-indicators-list {
  list-style: none;
  margin: 0;
}

.related-indicators-list li {
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
  border-bottom: 1px solid rgba(0, 0, 0, 0.04);
  padding-bottom: 0.5rem;
}

.related-indicators-list li:last-child {
  border: none;
  padding-bottom: 0;
}

.related-indicators-list a {
  text-decoration: none;
  display: flex;
  color: var(--color-text);
}

.related-indicators-list a:hover {
  color: var(--color-primary-light);
}

.related-indicators-list .ind-num {
  font-weight: 700;
  margin-right: 0.5rem;
  color: var(--color-secondary);
  opacity: 0.8;
  width: 20px;
  text-align: right;
}

.related-indicators-list li.active a {
  font-weight: 700;
  color: var(--color-primary);
}

.related-indicators-list li.active .ind-num {
  color: var(--color-primary);
}

.text-link {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.9rem;
  text-decoration: none;
}

/* --------------------------------------------------------------------------
   Contact Form
   ========================================================================== */
.contact-container {
  max-width: 650px;
  margin-top: 1.5rem;
}

.contact-form {
  margin-top: 2rem;
  background-color: var(--color-bg-light);
  border: 1px solid var(--color-border);
  padding: 2.5rem;
  border-radius: 6px;
}

.form-group {
  margin-bottom: 1.5rem;
  display: flex;
  flex-direction: column;
}

.form-group label {
  font-family: var(--font-sans);
  font-weight: 700;
  font-size: 0.9rem;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
  color: var(--color-primary-light);
}

.form-group input[type="text"],
.form-group input[type="email"],
.form-group textarea {
  font-family: var(--font-sans);
  font-size: 1rem;
  padding: 10px 14px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background-color: var(--color-white);
  color: var(--color-text);
  transition: all 0.2s ease;
  accent-color: var(--color-primary);
}

.form-group input:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(35, 78, 59, 0.15);
}

.contact-form .btn-primary {
  background-color: var(--color-primary);
  color: var(--color-white);
  border-color: var(--color-primary);
  width: 100%;
  margin-top: 1rem;
}

.contact-form .btn-primary:hover {
  background-color: var(--color-primary-light);
  border-color: var(--color-primary-light);
}

/* --------------------------------------------------------------------------
   Footer
   ========================================================================== */
.site-footer {
  background-color: var(--color-primary);
  color: var(--color-white);
  padding: 4rem 0 2rem 0;
  margin-top: 5rem;
  border-top: 6px solid var(--color-accent);
}

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

.footer-about h3 {
  color: var(--color-white);
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.footer-about p {
  font-size: 0.95rem;
  opacity: 0.85;
  line-height: 1.6;
}

.footer-about .affiliation {
  margin-top: 1rem;
  font-size: 0.85rem;
  border-top: 1px solid rgba(255, 255, 255, 0.15);
  padding-top: 1rem;
  opacity: 0.75;
}

.footer-nav h4 {
  color: var(--color-accent);
  font-family: var(--font-sans);
  text-transform: uppercase;
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  margin-bottom: 1.25rem;
}

.footer-nav ul {
  list-style: none;
  margin: 0;
}

.footer-nav li {
  margin-bottom: 0.75rem;
}

.footer-nav a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  font-size: 0.95rem;
}

.footer-nav a:hover {
  color: var(--color-white);
  text-decoration: underline;
}

.footer-bottom {
  grid-column: 1 / -1;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 1.5rem;
  margin-top: 1rem;
  display: flex;
  justify-content: space-between;
  font-size: 0.85rem;
  opacity: 0.7;
}

.footer-bottom p {
  margin: 0;
}

/* --------------------------------------------------------------------------
   Media Queries & Responsive Styling
   ========================================================================== */
@media (max-width: 900px) {
  h1 { font-size: 2rem; }
  h2 { font-size: 1.5rem; }
  .page-title { font-size: 2.25rem; }
  
  .home-grid, .report-layout, .indicator-layout, .footer-container {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }
  
  .site-header {
    padding: 1rem 0;
  }
  
  .header-container {
    align-items: flex-start;
  }

  .main-navigation {
    width: 100%;
  }
  
  .nav-list {
    justify-content: flex-start;
  }
  
  .nav-item {
    margin: 0;
  }
  
  .nav-link {
    display: inline-block;
    font-size: 1rem;
    padding: 6px 0;
  }
  
  .hero-section {
    padding: 3rem 0;
  }
  
  .hero-section h1 {
    font-size: 2.25rem;
  }
  
  .hero-lead {
    font-size: 1.15rem;
  }
  
  .btn-large {
    padding: 10px 20px;
    font-size: 1rem;
  }
  
  .btn-secondary {
    margin-left: 0;
    margin-top: 1rem;
    display: block;
    text-align: center;
  }
  
  .indicator-nav {
    flex-direction: column;
  }
  
  .nav-prev, .nav-next {
    width: 100%;
  }
  
  .footer-bottom {
    flex-direction: column;
    gap: 0.5rem;
  }
}