/**
 * BRIDGEWATER ROOFER — EDITORIAL BLOG & RESOURCE STYLESHEET
 * Authoritative, clean, highly readable blog post layout
 * Built using Pure CSS3 tokens from variables.css, base.css, components.css
 */

/* --------------------------------------------------------------------------
   1. READING PROGRESS BAR
   -------------------------------------------------------------------------- */
.reading-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  width: 0%;
  height: 3px;
  background: linear-gradient(90deg, var(--orange), #f59e0b);
  box-shadow: 0 0 10px rgba(244, 122, 36, 0.6);
  z-index: 1005;
  pointer-events: none;
  transition: width 0.1s linear;
}

/* --------------------------------------------------------------------------
   2. ARTICLE HERO SECTION (Editorial, Clean & High-Authority)
   -------------------------------------------------------------------------- */
/* Header contrast for light editorial background */
body.blog-article-page {
  background-color: #081220;
  color: var(--slate-200, #e2e8f0);
}

.blog-article-page .site-header .main-navbar {
  background: var(--navy-950);
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.article-hero-section {
  padding-top: clamp(8.5rem, 14vh, 10.5rem);
  padding-bottom: 3.5rem;
  background: radial-gradient(circle at 50% 20%, rgba(30, 58, 95, 0.45) 0%, rgba(11, 25, 44, 0.9) 70%, #081220 100%);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  position: relative;
}

.article-hero-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.article-breadcrumb-nav {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
  font-size: 0.8125rem;
  color: var(--slate-400, #94a3b8);
  margin-bottom: 1.25rem;
}

.article-breadcrumb-nav a {
  color: var(--slate-300, #cbd5e1);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--duration-fast) ease;
}

.article-breadcrumb-nav a:hover {
  color: var(--orange);
}

.article-breadcrumb-nav .breadcrumb-sep {
  color: var(--slate-600, #475569);
  user-select: none;
}

.article-breadcrumb-nav .breadcrumb-current {
  color: #ffffff;
  font-weight: 700;
}

.article-category-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  background: rgba(244, 122, 36, 0.15);
  border: 1px solid rgba(244, 122, 36, 0.35);
  color: #fb923c;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  font-size: 0.8125rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 1.25rem;
}

.article-category-eyebrow .category-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--orange);
}

.article-hero-title {
  font-family: var(--font-heading);
  font-size: clamp(2.2rem, 3.8vw, 3.25rem);
  font-weight: 900;
  color: #ffffff;
  line-height: 1.18;
  letter-spacing: -0.025em;
  margin-bottom: 1.25rem;
}

.article-hero-subtitle {
  font-size: clamp(1.05rem, 1.2vw, 1.2rem);
  line-height: 1.65;
  color: var(--slate-300, #cbd5e1);
  margin-bottom: 2rem;
  font-weight: 400;
}

/* Article Meta Strip */
.article-meta-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1.25rem;
  padding: 1.15rem 1.4rem;
  background: #132338;
  border: 1px solid #1e3a5f;
  border-radius: var(--radius-lg);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  margin-bottom: 2.5rem;
}

.author-reviewer-group {
  display: flex;
  align-items: center;
  gap: 1.5rem;
  flex-wrap: wrap;
}

.author-meta-block {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.avatar-initials {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--navy-950);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 0.95rem;
  font-family: var(--font-heading);
  flex-shrink: 0;
  border: 2px solid var(--orange);
}

.avatar-initials.reviewer-initials {
  background: #0f766e;
  border-color: #14b8a6;
}

.author-info {
  display: flex;
  flex-direction: column;
}

.meta-label {
  font-size: 0.7rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--slate-400, #94a3b8);
  font-weight: 700;
}

.author-name-row {
  font-size: 0.925rem;
  font-weight: 700;
  color: #ffffff;
}

.author-name-row a {
  color: #ffffff;
  text-decoration: none;
}

.author-name-row a:hover {
  color: var(--orange);
}

.author-role-badge {
  font-size: 0.775rem;
  color: #38bdf8;
}

.meta-divider-vertical {
  width: 1px;
  height: 36px;
  background: rgba(255, 255, 255, 0.12);
}

.meta-stats-right {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  font-size: 0.8125rem;
  color: var(--slate-300, #cbd5e1);
  flex-wrap: wrap;
}

.meta-stat-item {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
}

.meta-stat-item svg {
  color: var(--orange);
  flex-shrink: 0;
}

.btn-share-trigger {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  background: #0b1526;
  border: 1px solid #244166;
  color: var(--slate-300, #cbd5e1);
  font-size: 0.8rem;
  font-weight: 600;
  padding: 0.35rem 0.75rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: all var(--duration-fast) ease;
}

.btn-share-trigger:hover,
.btn-share-trigger.copied {
  background: var(--orange);
  color: var(--white);
  border-color: var(--orange);
}

/* --------------------------------------------------------------------------
   3. FEATURED HERO IMAGE & CAPTION
   -------------------------------------------------------------------------- */
.article-featured-media-wrapper {
  max-width: 900px;
  margin: 0 auto;
}

.article-featured-figure {
  margin: 0;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.35);
  border: 1px solid #1e3a5f;
  background: #132338;
}

.article-featured-figure img {
  width: 100%;
  height: auto;
  aspect-ratio: 16/9;
  object-fit: cover;
  display: block;
}

.article-featured-figure figcaption {
  padding: 0.85rem 1.25rem;
  font-size: 0.85rem;
  color: var(--slate-400, #94a3b8);
  background: #0c1a2d;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-style: italic;
  line-height: 1.5;
}

.article-featured-figure figcaption svg {
  color: var(--orange);
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   4. KEY TAKEAWAYS BOX (Immediate Value Summary)
   -------------------------------------------------------------------------- */
.key-takeaways-card {
  background: #132338;
  border: 1px solid #1e3a5f;
  border-left: 5px solid var(--orange, #f47a24);
  border-radius: var(--radius-lg);
  padding: 1.85rem 2.25rem;
  margin: 2.75rem 0 3.5rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.key-takeaways-header {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 1.15rem;
}

.key-takeaways-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 24px;
  height: 24px;
  background: var(--orange);
  color: var(--white);
  border-radius: 50%;
  font-size: 0.85rem;
  font-weight: 800;
}

.key-takeaways-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
  margin: 0;
}

.key-takeaways-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.key-takeaways-list li {
  position: relative;
  padding-left: 1.75rem;
  font-size: 0.975rem;
  line-height: 1.6;
  color: var(--slate-300, #cbd5e1);
}

.key-takeaways-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--orange);
  font-weight: 900;
  font-size: 1rem;
}

.key-takeaways-list strong {
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   5. TWO-COLUMN MAIN ARTICLE LAYOUT (Sidebar 280px + Article Column 780px)
   -------------------------------------------------------------------------- */
.article-main-container {
  padding: 3.5rem 0 5.5rem;
  background: #081220;
}

.article-layout-grid {
  display: grid;
  grid-template-columns: 280px 1fr;
  gap: clamp(2.5rem, 4vw, 4rem);
  align-items: start;
  max-width: 1240px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

/* --------------------------------------------------------------------------
   6. STICKY TABLE OF CONTENTS SIDEBAR (Desktop)
   -------------------------------------------------------------------------- */
.article-sidebar {
  position: sticky;
  top: 110px;
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.toc-card {
  background: #132338;
  border: 1px solid #1e3a5f;
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.toc-card-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 1rem;
  padding-bottom: 0.75rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.toc-card-header h3 {
  font-size: 0.925rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: #ffffff;
  font-weight: 800;
  margin: 0;
  display: flex;
  align-items: center;
  gap: 0.45rem;
}

.toc-card-header h3 svg {
  color: var(--orange);
}

.toc-nav-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  max-height: calc(70vh - 120px);
  overflow-y: auto;
  scrollbar-width: thin;
}

.toc-nav-item a {
  display: block;
  font-size: 0.85rem;
  line-height: 1.4;
  color: var(--slate-300, #cbd5e1);
  text-decoration: none;
  padding: 0.4rem 0.65rem;
  border-left: 3px solid transparent;
  border-radius: 0 var(--radius-xs) var(--radius-xs) 0;
  transition: all var(--duration-fast) ease;
}

.toc-nav-item a:hover {
  color: var(--orange);
  background: rgba(244, 122, 36, 0.06);
}

.toc-nav-item a.active,
.toc-nav-item a[aria-current="true"] {
  color: #ffffff;
  font-weight: 700;
  border-left-color: var(--orange, #f47a24);
  background: rgba(244, 122, 36, 0.2);
}

/* Sidebar Quick Need Help CTA */
.sidebar-cta-box {
  background: #132338;
  color: var(--white);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  border: 1px solid #1e3a5f;
}

.sidebar-cta-box h4 {
  font-size: 1.05rem;
  color: var(--white);
  margin-bottom: 0.45rem;
}

.sidebar-cta-box p {
  font-size: 0.825rem;
  color: var(--slate-300);
  line-height: 1.5;
  margin-bottom: 1.15rem;
}

.sidebar-phone-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.45rem;
  width: 100%;
  font-size: 0.875rem;
  font-weight: 700;
  padding: 0.75rem 1rem;
  background: var(--orange);
  color: var(--white);
  border-radius: var(--radius-md);
  text-decoration: none;
  transition: background var(--duration-fast) ease;
}

.sidebar-phone-btn:hover {
  background: var(--orange-hover);
}

.sidebar-service-quicklink {
  font-size: 0.775rem;
  color: var(--slate-400);
  margin-top: 0.85rem;
}

.sidebar-service-quicklink a {
  color: var(--orange);
  text-decoration: underline;
}

/* Mobile Collapsible TOC Drawer */
.mobile-toc-toggle-wrapper {
  display: none;
  margin-bottom: 2rem;
}

.mobile-toc-toggle-btn {
  width: 100%;
  background: #132338;
  border: 1px solid #1e3a5f;
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-family: var(--font-heading);
  font-size: 0.975rem;
  font-weight: 700;
  color: #ffffff;
  cursor: pointer;
}

.mobile-toc-content {
  display: none;
  padding: 1rem;
  background: #0f1e31;
  border: 1px solid #1e3a5f;
  border-top: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
}

.mobile-toc-content.open {
  display: block;
}

.mobile-toc-content ol {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.mobile-toc-content a {
  display: block;
  font-size: 0.875rem;
  color: var(--slate-300, #cbd5e1);
  text-decoration: none;
  padding: 0.35rem 0.5rem;
}

/* --------------------------------------------------------------------------
   7. ARTICLE BODY TYPOGRAPHY & SCANNABILITY
   -------------------------------------------------------------------------- */
.article-body-content {
  max-width: 780px;
  font-size: 1.0625rem;
  line-height: 1.8;
  color: var(--slate-200, #e2e8f0);
}

.article-body-content p {
  margin-bottom: 1.65rem;
  color: var(--slate-300, #cbd5e1);
}

.article-body-content h2 {
  font-family: var(--font-heading);
  font-size: clamp(1.75rem, 2.4vw, 2.2rem);
  font-weight: 800;
  color: #ffffff;
  line-height: 1.25;
  letter-spacing: -0.02em;
  margin-top: 3.5rem;
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  scroll-margin-top: 130px;
}

.article-body-content h3 {
  font-family: var(--font-heading);
  font-size: clamp(1.3rem, 1.8vw, 1.55rem);
  font-weight: 700;
  color: #ffffff;
  line-height: 1.35;
  margin-top: 2.25rem;
  margin-bottom: 0.85rem;
  scroll-margin-top: 130px;
}

.article-body-content ul {
  list-style: disc;
  margin-bottom: 1.75rem;
  padding-left: 1.5rem;
}

.article-body-content ol {
  list-style: decimal;
  margin-bottom: 1.75rem;
  padding-left: 1.5rem;
}

.article-body-content li {
  margin-bottom: 0.65rem;
  line-height: 1.7;
  color: var(--slate-300, #cbd5e1);
}

.article-body-content strong {
  color: #ffffff;
}

.article-body-content h4 {
  font-family: var(--font-heading);
  font-size: 1.15rem;
  font-weight: 700;
  color: #ffffff;
  line-height: 1.4;
  margin-top: 1.75rem;
  margin-bottom: 0.65rem;
}

.article-body-content a {
  color: #38bdf8;
  text-decoration: underline;
  text-underline-offset: 3px;
  font-weight: 600;
  transition: color var(--duration-fast) ease;
}

.article-body-content a:hover {
  color: var(--orange-active);
}

/* Inline Figures */
.content-figure {
  margin: 2.5rem 0;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
  border: 1px solid #1e3a5f;
  background: #132338;
}

.content-figure img {
  width: 100%;
  height: auto;
  display: block;
}

.content-figure figcaption {
  padding: 0.75rem 1.25rem;
  font-size: 0.825rem;
  color: var(--slate-400, #94a3b8);
  background: #0c1a2d;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  font-style: italic;
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   8. QUICK ANSWER SECTION (Direct Snippet Anchor)
   -------------------------------------------------------------------------- */
.quick-answer-card {
  background: #0c1f35;
  border: 1px solid #1e4b7a;
  border-left: 5px solid #38bdf8;
  border-radius: var(--radius-md);
  padding: 1.75rem 2rem;
  margin: 1.5rem 0 2.75rem;
}

.quick-answer-tag {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.8125rem;
  font-weight: 800;
  color: var(--blue-accent);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.65rem;
}

.quick-answer-card p {
  font-size: 1.1rem;
  line-height: 1.7;
  color: #ffffff;
  font-weight: 500;
  margin: 0;
}

/* --------------------------------------------------------------------------
   9. EDITORIAL CALLOUT BOXES
   -------------------------------------------------------------------------- */
.callout-box {
  border-radius: var(--radius-md);
  padding: 1.5rem 1.75rem;
  margin: 2.25rem 0;
  position: relative;
}

.callout-header {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 0.65rem;
}

.callout-box p {
  font-size: 0.975rem;
  line-height: 1.65;
  margin: 0;
  color: var(--slate-300, #cbd5e1);
}

/* Important: Orange */
.callout-important {
  background: rgba(244, 122, 36, 0.12);
  border: 1px solid rgba(244, 122, 36, 0.35);
  border-left: 5px solid var(--orange, #f47a24);
}
.callout-important .callout-header {
  color: #fb923c;
}

/* Safety Warning: Restrained Alert */
.callout-safety {
  background: rgba(239, 68, 68, 0.12);
  border: 1px solid rgba(239, 68, 68, 0.35);
  border-left: 5px solid #ef4444;
}
.callout-safety .callout-header {
  color: #f87171;
}

/* Local Bridgewater Note: Amber */
.callout-local {
  background: rgba(245, 158, 11, 0.12);
  border: 1px solid rgba(245, 158, 11, 0.35);
  border-left: 5px solid #f59e0b;
}
.callout-local .callout-header {
  color: #fbbf24;
}

/* Inspection Note */
.callout-inspection {
  background: rgba(34, 197, 94, 0.12);
  border: 1px solid rgba(34, 197, 94, 0.35);
  border-left: 5px solid #22c55e;
}
.callout-inspection .callout-header {
  color: #4ade80;
}

/* Indicator Cards Grid */
.indicator-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.25rem;
  margin: 2rem 0;
}

.indicator-card {
  background: #132338;
  border: 1px solid #1e3a5f;
  border-radius: var(--radius-md);
  padding: 1.5rem;
}

.indicator-card.repair-card {
  border-top: 4px solid #10B981;
}

.indicator-card.replace-card {
  border-top: 4px solid #EF4444;
}

.indicator-badge {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.25rem 0.6rem;
  border-radius: var(--radius-xs);
  margin-bottom: 0.65rem;
}

.repair-card .indicator-badge {
  background: rgba(16, 185, 129, 0.15);
  color: #047857;
}

.replace-card .indicator-badge {
  background: rgba(239, 68, 68, 0.15);
  color: #B91C1C;
}

.indicator-title {
  font-size: 1.1rem;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.indicator-card p {
  font-size: 0.9rem;
  line-height: 1.55;
  color: var(--slate-300, #cbd5e1);
  margin: 0;
}

/* --------------------------------------------------------------------------
   10. INTERACTIVE REPAIR VS REPLACEMENT DECISION TREE TOOL (Pure JS)
   -------------------------------------------------------------------------- */
.decision-tool-container {
  background: var(--navy-950);
  color: var(--white);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  margin: 3.5rem 0;
  border: 1px solid rgba(255, 255, 255, 0.15);
  box-shadow: var(--shadow-xl);
}

.decision-tool-header {
  text-align: center;
  max-width: 620px;
  margin: 0 auto 2rem;
}

.decision-tool-tag {
  display: inline-block;
  background: rgba(244, 122, 36, 0.2);
  border: 1px solid rgba(244, 122, 36, 0.4);
  color: var(--orange);
  font-size: 0.8125rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 0.75rem;
}

.decision-tool-header h3 {
  font-size: 1.75rem;
  color: var(--white);
  margin-bottom: 0.5rem;
}

.decision-tool-header p {
  color: var(--slate-300);
  font-size: 0.95rem;
  line-height: 1.55;
  margin: 0;
}

.tool-question-step {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1.5rem;
}

.tool-step-indicator {
  font-size: 0.8125rem;
  font-weight: 800;
  color: var(--amber);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.4rem;
}

.tool-question-step h4 {
  font-size: 1.15rem;
  color: var(--white);
  margin-bottom: 1rem;
  line-height: 1.35;
}

.tool-options-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 0.85rem;
}

.radio-card-label {
  display: block;
  cursor: pointer;
  position: relative;
}

.radio-card-label input[type="radio"] {
  position: absolute;
  opacity: 0;
  pointer-events: none;
}

.radio-card-content {
  background: rgba(255, 255, 255, 0.06);
  border: 1.5px solid rgba(255, 255, 255, 0.16);
  color: var(--slate-200);
  padding: 1rem;
  border-radius: var(--radius-md);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  transition: all var(--duration-fast) ease;
  height: 100%;
}

.radio-card-label input[type="radio"]:checked + .radio-card-content {
  background: rgba(244, 122, 36, 0.2);
  border-color: var(--orange);
  color: var(--white);
  box-shadow: 0 0 12px rgba(244, 122, 36, 0.3);
}

.radio-card-content strong {
  font-size: 0.95rem;
  color: var(--white);
}

.radio-card-content span {
  font-size: 0.8rem;
  color: var(--slate-400);
  line-height: 1.4;
}

.tool-actions-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  margin-top: 1.75rem;
}

.btn-calc-action {
  background: var(--orange);
  color: var(--white);
  font-weight: 800;
  font-size: 1rem;
  padding: 0.85rem 1.75rem;
  border-radius: var(--radius-md);
  border: none;
  cursor: pointer;
  transition: background var(--duration-fast) ease;
}

.btn-calc-action:hover {
  background: var(--orange-hover);
}

.btn-reset-action {
  background: transparent;
  color: var(--slate-400);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  cursor: pointer;
}

/* Tool Dynamic Output Result Card */
.decision-result-card {
  background: var(--navy-900);
  border: 2px solid var(--orange);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin-top: 2rem;
}

.decision-result-card.repair-focused {
  border-color: #10B981;
}

.decision-result-card.borderline-focused {
  border-color: #F59E0B;
}

.decision-result-card.replacement-focused {
  border-color: #EF4444;
}

.result-badge {
  display: inline-block;
  padding: 0.4rem 1.15rem;
  border-radius: var(--radius-full);
  font-weight: 800;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 0.85rem;
}

.repair-focused .result-badge {
  background: rgba(16, 185, 129, 0.2);
  color: #34D399;
  border: 1px solid #10B981;
}

.borderline-focused .result-badge {
  background: rgba(245, 158, 11, 0.2);
  color: #FBBF24;
  border: 1px solid #F59E0B;
}

.replacement-focused .result-badge {
  background: rgba(239, 68, 68, 0.25);
  color: #F87171;
  border: 1px solid #EF4444;
}

.result-title {
  font-size: 1.45rem;
  color: var(--white);
  margin-bottom: 0.75rem;
}

.result-summary {
  color: var(--slate-300);
  font-size: 0.95rem;
  line-height: 1.65;
  margin-bottom: 1.25rem;
}

.result-guidance-box {
  background: rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-md);
  padding: 1.25rem 1.5rem;
  margin-bottom: 1.5rem;
}

.result-guidance-box strong {
  display: block;
  color: var(--white);
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}

.result-bullets {
  list-style: disc;
  padding-left: 1.25rem;
  margin: 0;
  color: var(--slate-300);
  font-size: 0.875rem;
  line-height: 1.55;
}

.result-footer-actions {
  display: flex;
  align-items: center;
  gap: 1rem;
  flex-wrap: wrap;
}

.result-disclaimer {
  font-size: 0.8rem;
  color: var(--slate-400);
  margin-top: 1.25rem;
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   11. ACCESSIBLE COMPARISON TABLE
   -------------------------------------------------------------------------- */
.comparison-table-wrapper {
  margin: 2.75rem 0;
  border-radius: var(--radius-lg);
  overflow-x: auto;
  border: 1px solid #1e3a5f;
  background: #132338;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
}

.roof-comparison-table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

.roof-comparison-table th {
  background: #0b1727;
  color: #ffffff;
  padding: 1.15rem 1.25rem;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.roof-comparison-table th:first-child {
  width: 25%;
}

.roof-comparison-table td {
  padding: 1.15rem 1.25rem;
  border-bottom: 1px solid #1a2e4a;
  color: var(--slate-300, #cbd5e1);
  line-height: 1.55;
  vertical-align: top;
}

.roof-comparison-table tr:last-child td {
  border-bottom: none;
}

.roof-comparison-table tr:nth-child(even) td {
  background: #0f1e31;
}

.roof-comparison-table td strong {
  color: #ffffff;
}

/* --------------------------------------------------------------------------
   12. TECHNICAL SVG DIAGRAMS & ILLUSTRATIONS
   -------------------------------------------------------------------------- */
.article-diagram-card {
  background: #132338;
  border: 1px solid #1e3a5f;
  border-radius: var(--radius-xl);
  padding: 2rem;
  margin: 2.75rem 0;
  text-align: center;
}

.diagram-title {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  color: #ffffff;
  margin-bottom: 0.35rem;
}

.diagram-subtitle {
  font-size: 0.9rem;
  color: var(--slate-300, #cbd5e1);
  margin-bottom: 1.5rem;
}

.article-diagram-card svg {
  max-width: 100%;
  height: auto;
  display: block;
  margin: 0 auto;
}

.article-diagram-card figcaption {
  font-size: 0.85rem;
  color: var(--slate-400, #94a3b8);
  margin-top: 1rem;
  font-style: italic;
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   13. HOMEOWNER PRACTICAL CHECKLIST
   -------------------------------------------------------------------------- */
.homeowner-checklist-box {
  background: #092015;
  border: 1.5px solid #166534;
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin: 2.75rem 0;
}

.homeowner-checklist-box h3 {
  color: #4ade80;
  margin-top: 0;
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.checklist-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 1rem;
}

.checklist-item {
  display: flex;
  align-items: flex-start;
  gap: 0.65rem;
  font-size: 0.95rem;
  color: #dcfce7;
  line-height: 1.55;
}

.checklist-item svg {
  color: #16A34A;
  flex-shrink: 0;
  margin-top: 2px;
}

/* --------------------------------------------------------------------------
   14. CONTEXTUAL CALLOUT SERVICE CTA (Mid-Article)
   -------------------------------------------------------------------------- */
.article-mid-cta {
  background: linear-gradient(135deg, var(--navy-950) 0%, var(--navy-900) 100%);
  border-radius: var(--radius-xl);
  padding: 2.25rem 2.5rem;
  margin: 3.5rem 0;
  color: var(--white);
  border: 1px solid rgba(255, 255, 255, 0.14);
  box-shadow: 0 16px 36px rgba(0, 0, 0, 0.25);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 2rem;
}

.mid-cta-text h3 {
  font-size: 1.35rem;
  color: var(--white);
  margin: 0 0 0.5rem 0;
}

.mid-cta-text p {
  font-size: 0.95rem;
  color: var(--slate-300);
  margin: 0;
  line-height: 1.55;
  max-width: 480px;
}

.mid-cta-actions {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* --------------------------------------------------------------------------
   15. SOURCES & REFERENCES SECTION
   -------------------------------------------------------------------------- */
.article-sources-section {
  background: #132338;
  border: 1px solid #1e3a5f;
  border-radius: var(--radius-lg);
  padding: 1.75rem 2rem;
  margin: 3.5rem 0;
}

.article-sources-section h3 {
  font-size: 1.1rem;
  color: #ffffff;
  margin-top: 0;
  margin-bottom: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.sources-list {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  gap: 0.65rem;
  font-size: 0.875rem;
}

.sources-list li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  color: var(--slate-300, #cbd5e1);
  line-height: 1.5;
}

.sources-list a {
  color: #38bdf8;
  text-decoration: underline;
}

.sources-list a:hover {
  color: var(--orange);
}

/* --------------------------------------------------------------------------
   16. REVIEWED FOR ACCURACY & AUTHOR BIO CARDS
   -------------------------------------------------------------------------- */
.author-eeat-container {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin: 3.5rem 0;
}

.review-accuracy-box {
  background: #132338;
  border: 1px solid #1e3a5f;
  border-radius: var(--radius-lg);
  padding: 1.5rem 1.75rem;
  display: flex;
  align-items: center;
  gap: 1.25rem;
}

.reviewer-badge-icon {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: rgba(16, 185, 129, 0.12);
  color: #10B981;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  font-weight: 800;
  font-size: 1.25rem;
}

.reviewer-meta p {
  font-size: 0.925rem;
  color: var(--slate-300, #cbd5e1);
  line-height: 1.55;
  margin: 0;
}

.reviewer-meta strong {
  color: #ffffff;
}

.editorial-links-row {
  margin-top: 0.4rem;
  font-size: 0.8rem;
  color: var(--slate-400, #94a3b8);
}

.editorial-links-row a {
  color: #38bdf8;
  text-decoration: underline;
}

.author-bio-card {
  background: #132338;
  border: 1px solid #1e3a5f;
  border-radius: var(--radius-xl);
  padding: 2rem;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  display: flex;
  align-items: flex-start;
  gap: 1.5rem;
}

.author-bio-avatar {
  width: 72px;
  height: 72px;
  border-radius: 50%;
  background: var(--navy-950);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.35rem;
  font-family: var(--font-heading);
  border: 2px solid var(--orange);
  flex-shrink: 0;
}

.author-bio-details h4 {
  font-size: 1.2rem;
  color: #ffffff;
  margin: 0 0 0.25rem 0;
}

.author-bio-role {
  font-size: 0.8125rem;
  font-weight: 700;
  color: var(--orange-hover);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.75rem;
}

.author-bio-details p {
  font-size: 0.925rem;
  color: var(--slate-300, #cbd5e1);
  line-height: 1.6;
  margin: 0 0 0.5rem 0;
} 

.btn-author-profile {
  color: #38bdf8;
  font-weight: 700;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  margin-top: 0.5rem;
  transition: color 0.2s ease, gap 0.2s ease;
}

.btn-author-profile:hover {
  color: var(--orange, #f47a24);
  gap: 0.55rem;
}

/* --------------------------------------------------------------------------
   17. RELATED ROOFING SERVICES SECTION (3-Cards)
   -------------------------------------------------------------------------- */
.related-services-section {
  padding: 4.5rem 0;
  background: #081220;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.related-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
  margin-top: 2rem;
}

.related-service-card {
  background: #132338;
  border: 1px solid #1e3a5f;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  transition: transform var(--duration-fast) ease, border-color var(--duration-fast) ease;
}

.related-service-card:hover {
  transform: translateY(-4px);
  border-color: var(--orange);
}

.service-card-thumb {
  height: 160px;
  overflow: hidden;
}

.service-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.service-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.service-card-body h3 {
  font-size: 1.2rem;
  color: #ffffff;
  margin-bottom: 0.5rem;
}

.service-card-body p {
  font-size: 0.9rem;
  color: var(--slate-300, #cbd5e1);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

/* --------------------------------------------------------------------------
   18. RELATED CLUSTER ARTICLES (3-Cards)
   -------------------------------------------------------------------------- */
.related-articles-section {
  padding: 4.5rem 0;
  background: #081220;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.related-article-card {
  background: #132338;
  border: 1px solid #1e3a5f;
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  display: flex;
  flex-direction: column;
  transition: transform var(--duration-fast) ease, box-shadow var(--duration-fast) ease;
}

.related-article-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 32px rgba(7, 19, 31, 0.08);
}

.article-card-thumb {
  height: 180px;
  overflow: hidden;
  position: relative;
}

.article-card-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.related-article-card:hover .article-card-thumb img {
  transform: scale(1.05);
}

.article-card-body {
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.article-card-cat {
  font-size: 0.75rem;
  font-weight: 800;
  color: var(--orange-hover);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 0.5rem;
}

.article-card-body h3 {
  font-size: 1.15rem;
  color: #ffffff;
  margin-bottom: 0.5rem;
  line-height: 1.4;
}

.article-card-body p {
  font-size: 0.875rem;
  color: var(--slate-300, #cbd5e1);
  line-height: 1.55;
  margin-bottom: 1.25rem;
  flex-grow: 1;
}

.article-card-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.8125rem;
  color: var(--slate-400, #94a3b8);
  padding-top: 0.75rem;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
}

/* --------------------------------------------------------------------------
   19. ACCESSIBLE FAQ ACCORDION
   -------------------------------------------------------------------------- */
.faq-accordion {
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  margin-top: 2rem;
}

.faq-item {
  border: 1px solid #1e3a5f;
  border-radius: var(--radius-md);
  overflow: hidden;
  background: #132338;
}

.faq-question {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 1.25rem 1.5rem;
  background: #132338;
  border: none;
  font-family: var(--font-heading);
  font-size: 1.05rem;
  font-weight: 700;
  color: #ffffff;
  text-align: left;
  cursor: pointer;
  transition: background var(--duration-fast) ease;
}

.faq-question:hover {
  background: #182e49;
}

.faq-toggle-icon {
  font-size: 1.4rem;
  font-weight: 400;
  color: var(--orange);
  line-height: 1;
  transition: transform var(--duration-fast) ease;
}

.faq-question[aria-expanded="true"] .faq-toggle-icon {
  transform: rotate(45deg);
}

.faq-answer {
  padding: 0 1.5rem 1.5rem;
  color: var(--slate-300, #cbd5e1);
  font-size: 0.95rem;
  line-height: 1.65;
  background: #132338;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  padding-top: 0.75rem;
}

.faq-answer p {
  margin: 0;
}

/* --------------------------------------------------------------------------
   20. FINAL CONVERSION CTA SECTION
   -------------------------------------------------------------------------- */
.final-conversion-section {
  background: var(--navy-950);
  color: var(--white);
  padding: 5rem 0;
  border-top: 3px solid var(--orange);
  position: relative;
}

.final-cta-container {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  padding: 0 1.5rem;
}

.final-cta-badge {
  display: inline-block;
  background: rgba(244, 122, 36, 0.2);
  border: 1px solid rgba(244, 122, 36, 0.4);
  color: var(--orange);
  font-size: 0.8125rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  padding: 0.35rem 0.85rem;
  border-radius: var(--radius-full);
  margin-bottom: 1rem;
}

.final-cta-headline {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 3.2vw, 2.75rem);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 1rem;
  line-height: 1.2;
}

.final-cta-subtext {
  font-size: 1.05rem;
  color: var(--slate-300);
  line-height: 1.65;
  margin-bottom: 2.25rem;
}

.final-cta-actions {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 2.75rem;
}

.btn-phone-gold {
  display: inline-flex;
  align-items: center;
  gap: 0.75rem;
  background: linear-gradient(135deg, var(--orange) 0%, #ea580c 100%);
  color: var(--white);
  font-size: 1.35rem;
  font-weight: 900;
  font-family: var(--font-heading);
  padding: 1.15rem 2.5rem;
  border-radius: var(--radius-full);
  text-decoration: none;
  box-shadow: 0 12px 30px rgba(244, 122, 36, 0.4);
  transition: transform var(--duration-fast) ease, box-shadow var(--duration-fast) ease;
}

.btn-phone-gold:hover {
  transform: translateY(-2px);
  box-shadow: 0 16px 36px rgba(244, 122, 36, 0.55);
}

.final-cta-phone-desc {
  font-size: 0.825rem;
  color: var(--slate-400);
}

.article-estimate-card {
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-xl);
  padding: 2.25rem;
  text-align: left;
}

.form-card-title {
  font-size: 1.35rem;
  color: var(--white);
  margin-bottom: 0.35rem;
  text-align: center;
}

.form-card-subtitle {
  font-size: 0.875rem;
  color: var(--slate-400);
  margin-bottom: 1.75rem;
  text-align: center;
}

.compact-estimate-form .form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
}

.compact-estimate-form .form-field {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.compact-estimate-form .form-field.full-width {
  grid-column: 1 / -1;
  margin-bottom: 1rem;
}

.compact-estimate-form label {
  font-size: 0.775rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--slate-300);
}

.compact-estimate-form input,
.compact-estimate-form select,
.compact-estimate-form textarea {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: var(--radius-md);
  padding: 0.75rem 1rem;
  color: var(--white);
  font-size: 0.925rem;
  font-family: inherit;
  transition: border-color var(--duration-fast) ease;
}

.compact-estimate-form input:focus,
.compact-estimate-form select:focus,
.compact-estimate-form textarea:focus {
  border-color: var(--orange);
  outline: none;
  background: rgba(255, 255, 255, 0.12);
}

.compact-estimate-form select option {
  background: var(--navy-900);
  color: var(--white);
}

.btn-submit-estimate {
  width: 100%;
  background: var(--orange);
  color: var(--white);
  font-family: var(--font-heading);
  font-size: 1rem;
  font-weight: 800;
  padding: 0.95rem;
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background var(--duration-fast) ease;
}

.btn-submit-estimate:hover {
  background: var(--orange-hover);
}

.article-trust-footnote {
  margin-top: 2rem;
  font-size: 0.8rem;
  color: var(--slate-400);
  line-height: 1.5;
}

/* --------------------------------------------------------------------------
   21. RESPONSIVE BREAKPOINTS
   -------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .article-layout-grid {
    grid-template-columns: 1fr;
    gap: 2.5rem;
  }

  .article-sidebar {
    display: none;
  }

  .mobile-toc-toggle-wrapper {
    display: block;
  }

  .related-cards-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .article-mid-cta {
    flex-direction: column;
    align-items: flex-start;
  }

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

@media (max-width: 640px) {
  .related-cards-grid {
    grid-template-columns: 1fr;
  }

  .compact-estimate-form .form-grid {
    grid-template-columns: 1fr;
  }

  .tool-options-grid {
    grid-template-columns: 1fr;
  }

  .article-meta-card {
    flex-direction: column;
    align-items: flex-start;
  }

  .meta-divider-vertical {
    display: none;
  }

  .author-bio-card {
    flex-direction: column;
    align-items: center;
    text-align: center;
  }
}


.service-card-body h3 a, .article-card-body h3 a {
  color: #ffffff;
  text-decoration: none;
  transition: color 0.2s ease;
}

.service-card-body h3 a:hover, .article-card-body h3 a:hover {
  color: var(--orange, #f47a24);
}

.related-articles-section h2, .related-services-section h2 {
  color: #ffffff !important;
}