/* ============================================
   Hazardous Waste Disposal Jackson - Styles
   ============================================ */

:root {
  --color-primary: #1e3a2f;
  --color-primary-light: #2d6a4f;
  --color-accent: #d97706;
  --color-accent-light: #fbbf24;
  --color-bg: #faf8f4;
  --color-surface: #ffffff;
  --color-text: #1a1a1a;
  --color-text-muted: #5c6660;
  --color-border: #e5e0d8;
  --color-tag-bg: #ecf3ee;
  --shadow-sm: 0 1px 2px rgba(30, 58, 47, 0.05);
  --shadow-md: 0 4px 12px rgba(30, 58, 47, 0.08);
  --shadow-lg: 0 12px 32px rgba(30, 58, 47, 0.12);
  --radius: 8px;
  --radius-lg: 14px;
  --container: 1140px;
  --font-serif: 'Merriweather', Georgia, 'Times New Roman', serif;
  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

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

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.65;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

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

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ==========  Header  ========== */
.site-header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: var(--shadow-sm);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 24px;
  max-width: var(--container);
  margin: 0 auto;
}

.logo-link {
  display: flex;
  align-items: center;
}

.logo-link svg {
  height: 52px;
  width: auto;
}

.main-nav ul {
  display: flex;
  gap: 32px;
  list-style: none;
  align-items: center;
}

.main-nav a {
  color: var(--color-text);
  font-weight: 500;
  font-size: 15px;
  padding: 8px 0;
  border-bottom: 2px solid transparent;
  transition: all 0.2s ease;
}

.main-nav a:hover,
.main-nav a.active {
  color: var(--color-primary);
  border-bottom-color: var(--color-accent);
}

.menu-toggle {
  display: none;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 8px;
  width: 44px;
  height: 44px;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
}

.menu-toggle span {
  display: block;
  height: 2px;
  width: 24px;
  background: var(--color-primary);
  transition: transform 0.3s ease;
}

/* ==========  Hero (Homepage)  ========== */
.hero {
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  color: #fff;
  padding: 80px 0 100px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image: radial-gradient(circle at 20% 30%, rgba(217, 119, 6, 0.15), transparent 50%),
                    radial-gradient(circle at 80% 70%, rgba(251, 191, 36, 0.1), transparent 50%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px;
  text-align: center;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--color-accent-light);
  margin-bottom: 18px;
  font-weight: 600;
}

.hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(30px, 5vw, 48px);
  line-height: 1.15;
  margin-bottom: 20px;
  font-weight: 700;
}

.hero p {
  font-size: 18px;
  line-height: 1.6;
  opacity: 0.95;
  max-width: 620px;
  margin: 0 auto;
}

/* ==========  Section titles  ========== */
.section-title {
  font-family: var(--font-serif);
  font-size: 30px;
  color: var(--color-primary);
  margin-bottom: 8px;
}

.section-sub {
  color: var(--color-text-muted);
  margin-bottom: 36px;
  font-size: 15px;
}

/* ==========  Article grid (Homepage)  ========== */
.articles-section {
  padding: 72px 0;
}

.article-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
  gap: 28px;
}

.article-card {
  background: var(--color-surface);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  display: flex;
  flex-direction: column;
  border: 1px solid var(--color-border);
}

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

.article-thumb {
  aspect-ratio: 16 / 9;
  background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #fff;
}

.article-thumb.thumb-amber { background: linear-gradient(135deg, #b45309 0%, #d97706 100%); }
.article-thumb.thumb-teal  { background: linear-gradient(135deg, #115e59 0%, #0d9488 100%); }
.article-thumb.thumb-slate { background: linear-gradient(135deg, #334155 0%, #64748b 100%); }
.article-thumb.thumb-earth { background: linear-gradient(135deg, #713f12 0%, #a16207 100%); }
.article-thumb.thumb-moss  { background: linear-gradient(135deg, #365314 0%, #4d7c0f 100%); }

.article-thumb .thumb-city {
  font-family: var(--font-serif);
  font-size: 24px;
  font-weight: 700;
  letter-spacing: 1px;
  text-shadow: 0 2px 8px rgba(0,0,0,0.25);
}

.article-thumb::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    repeating-linear-gradient(45deg, rgba(255,255,255,0.03) 0 10px, transparent 10px 20px);
  pointer-events: none;
}

.article-meta {
  padding: 22px 24px 24px;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.article-tag {
  display: inline-block;
  background: var(--color-tag-bg);
  color: var(--color-primary);
  padding: 4px 10px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.3px;
  margin-bottom: 12px;
  align-self: flex-start;
}

.article-card h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  line-height: 1.35;
  margin-bottom: 12px;
  color: var(--color-text);
}

.article-card h3 a {
  color: inherit;
}

.article-card h3 a:hover {
  color: var(--color-primary-light);
}

.article-excerpt {
  color: var(--color-text-muted);
  font-size: 15px;
  margin-bottom: 18px;
  flex: 1;
}

.article-byline {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  color: var(--color-text-muted);
  padding-top: 14px;
  border-top: 1px solid var(--color-border);
}

/* ==========  Article page  ========== */
.article-hero {
  padding: 60px 0 40px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
}

.article-hero-inner {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px;
}

.breadcrumbs {
  font-size: 13px;
  color: var(--color-text-muted);
  margin-bottom: 20px;
}

.breadcrumbs a {
  color: var(--color-text-muted);
}

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

.breadcrumbs .sep {
  margin: 0 8px;
  opacity: 0.5;
}

.article-hero h1 {
  font-family: var(--font-serif);
  font-size: clamp(28px, 4vw, 42px);
  color: var(--color-primary);
  line-height: 1.2;
  margin-bottom: 22px;
}

.article-hero-meta {
  display: flex;
  gap: 20px;
  flex-wrap: wrap;
  align-items: center;
  color: var(--color-text-muted);
  font-size: 14px;
}

.article-hero-meta .author {
  color: var(--color-text);
  font-weight: 600;
}

.article-hero-meta .dot {
  opacity: 0.4;
}

.article-body {
  padding: 50px 0 70px;
}

.article-body-inner {
  max-width: 720px;
  margin: 0 auto;
  padding: 0 24px;
}

.article-body-inner p {
  font-size: 17px;
  line-height: 1.8;
  margin-bottom: 22px;
  color: #2b2b2b;
}

.article-body-inner h2 {
  font-family: var(--font-serif);
  font-size: 26px;
  color: var(--color-primary);
  margin: 44px 0 18px;
  line-height: 1.3;
}

.article-body-inner h3 {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--color-primary);
  margin: 34px 0 14px;
}

.article-body-inner ul,
.article-body-inner ol {
  margin: 0 0 24px 22px;
}

.article-body-inner li {
  font-size: 17px;
  line-height: 1.8;
  margin-bottom: 10px;
  color: #2b2b2b;
}

.article-body-inner strong {
  color: var(--color-primary);
}

.article-body-inner blockquote {
  border-left: 4px solid var(--color-accent);
  padding: 6px 0 6px 22px;
  margin: 28px 0;
  font-style: italic;
  color: var(--color-text-muted);
  font-size: 17px;
}

.article-body-inner a {
  color: var(--color-primary-light);
  border-bottom: 1px solid rgba(45, 106, 79, 0.3);
  transition: all 0.2s ease;
}

.article-body-inner a:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.callout {
  background: var(--color-tag-bg);
  border-left: 4px solid var(--color-primary-light);
  padding: 18px 22px;
  border-radius: 4px;
  margin: 28px 0;
}

.callout p {
  margin-bottom: 0 !important;
  font-size: 16px !important;
}

.article-tags {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid var(--color-border);
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.article-tags .tag {
  background: var(--color-tag-bg);
  color: var(--color-primary);
  padding: 6px 12px;
  border-radius: 4px;
  font-size: 12px;
  font-weight: 500;
}

/* ==========  Related posts  ========== */
.related-section {
  background: var(--color-surface);
  padding: 60px 0;
  border-top: 1px solid var(--color-border);
}

.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin-top: 30px;
}

.related-card {
  padding: 24px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  background: var(--color-bg);
  transition: border-color 0.2s ease, transform 0.2s ease;
}

.related-card:hover {
  border-color: var(--color-primary-light);
  transform: translateY(-2px);
}

.related-card h4 {
  font-family: var(--font-serif);
  font-size: 18px;
  margin-bottom: 8px;
  line-height: 1.4;
}

.related-card h4 a { color: var(--color-primary); }

.related-card .date {
  font-size: 13px;
  color: var(--color-text-muted);
}

/* ==========  About / Contact pages  ========== */
.page-header {
  background: var(--color-surface);
  padding: 70px 0 40px;
  border-bottom: 1px solid var(--color-border);
  text-align: center;
}

.page-header h1 {
  font-family: var(--font-serif);
  font-size: clamp(32px, 5vw, 44px);
  color: var(--color-primary);
  margin-bottom: 12px;
}

.page-header p {
  color: var(--color-text-muted);
  font-size: 17px;
  max-width: 620px;
  margin: 0 auto;
}

.page-content {
  padding: 60px 0;
}

.page-content-inner {
  max-width: 780px;
  margin: 0 auto;
  padding: 0 24px;
}

.page-content-inner p {
  font-size: 17px;
  line-height: 1.8;
  margin-bottom: 22px;
  color: #2b2b2b;
}

.page-content-inner h2 {
  font-family: var(--font-serif);
  font-size: 26px;
  color: var(--color-primary);
  margin: 40px 0 16px;
}

.page-content-inner a {
  color: var(--color-primary-light);
  border-bottom: 1px solid rgba(45, 106, 79, 0.3);
}

.page-content-inner a:hover {
  color: var(--color-accent);
  border-bottom-color: var(--color-accent);
}

.contact-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
  margin: 30px 0 40px;
}

.contact-card {
  background: var(--color-surface);
  padding: 26px;
  border-radius: var(--radius);
  border: 1px solid var(--color-border);
}

.contact-card h3 {
  font-family: var(--font-serif);
  color: var(--color-primary);
  font-size: 18px;
  margin-bottom: 10px;
}

.contact-card p {
  color: var(--color-text-muted);
  font-size: 15px !important;
  margin-bottom: 6px !important;
}

/* ==========  Footer  ========== */
.site-footer {
  background: var(--color-primary);
  color: #d1e7dd;
  padding: 56px 0 20px;
  margin-top: 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-brand p {
  margin-top: 16px;
  font-size: 14px;
  line-height: 1.7;
  opacity: 0.85;
}

.footer-brand .logo-link svg text {
  fill: #fff !important;
}

.footer-brand .logo-link svg text.sub-brand {
  fill: var(--color-accent-light) !important;
}

.footer-col h4 {
  color: var(--color-accent-light);
  font-size: 13px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  margin-bottom: 18px;
  font-weight: 600;
}

.footer-col ul {
  list-style: none;
}

.footer-col li {
  margin-bottom: 10px;
}

.footer-col a {
  color: #d1e7dd;
  font-size: 14px;
  transition: color 0.2s ease;
}

.footer-col a:hover {
  color: var(--color-accent-light);
}

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  text-align: center;
  font-size: 13px;
  opacity: 0.75;
}

/* ==========  Responsive  ========== */
@media (max-width: 860px) {
  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 32px;
  }
  .footer-brand {
    grid-column: 1 / -1;
  }
}

@media (max-width: 720px) {
  .menu-toggle {
    display: flex;
  }
  .main-nav {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    box-shadow: var(--shadow-md);
  }
  .main-nav.open {
    display: block;
  }
  .main-nav ul {
    flex-direction: column;
    gap: 0;
    padding: 12px 24px;
  }
  .main-nav li {
    width: 100%;
  }
  .main-nav a {
    display: block;
    padding: 14px 0;
    border-bottom: 1px solid var(--color-border);
    border-radius: 0;
  }
  .main-nav li:last-child a {
    border-bottom: none;
  }
  .main-nav a:hover,
  .main-nav a.active {
    border-bottom-color: var(--color-border);
    color: var(--color-accent);
  }
  .hero {
    padding: 56px 0 70px;
  }
  .articles-section,
  .related-section,
  .page-content {
    padding: 48px 0;
  }
  .article-hero {
    padding: 40px 0 30px;
  }
  .article-body {
    padding: 36px 0 50px;
  }
  .article-body-inner p,
  .article-body-inner li {
    font-size: 16px;
  }
  .article-body-inner h2 {
    font-size: 22px;
    margin: 34px 0 14px;
  }
  .article-body-inner h3 {
    font-size: 18px;
  }
  .logo-link svg {
    height: 42px;
  }
  .footer-grid {
    grid-template-columns: 1fr;
    gap: 28px;
  }
}

/* ==========  Utility  ========== */
.visually-hidden {
  position: absolute !important;
  width: 1px; height: 1px;
  padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0);
  white-space: nowrap; border: 0;
}