/* ============================================================
   LEAD SYSTEMS GO — Blog Styles
   Editorial design for long-form content
   ============================================================ */


/* ============================================================
   BLOG INDEX PAGE
   ============================================================ */

.blog-hero {
  background-color: var(--color-dark-bg);
  color: var(--color-text-light);
  padding-top: calc(var(--header-height) + var(--space-16));
  padding-bottom: var(--space-16);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.blog-hero::before {
  content: '';
  position: absolute;
  inset: -50%;
  background: radial-gradient(ellipse at 30% 40%, rgba(255, 98, 16, 0.06) 0%, transparent 50%),
              radial-gradient(ellipse at 70% 60%, rgba(14, 165, 233, 0.04) 0%, transparent 50%);
  animation: bg-drift 20s ease-in-out infinite alternate;
  pointer-events: none;
}

.blog-hero__inner {
  position: relative;
  z-index: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.blog-hero__label {
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  margin-bottom: var(--space-4);
  display: block;
}

.blog-hero__title {
  font-size: 2.5rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-4);
}

@media (min-width: 768px) {
  .blog-hero__title { font-size: 3rem; }
}

.blog-hero__subtitle {
  font-size: 1.125rem;
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}


/* ── Blog Grid ────────────────────────────── */

.blog-grid-section {
  background-color: var(--color-light-bg);
  padding: var(--space-16) 0;
}

.blog-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

@media (min-width: 768px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 1200px) {
  .blog-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ── Featured Post (first card spans full width) ── */
.blog-grid .blog-card:first-child {
  grid-column: 1 / -1;
}

@media (min-width: 768px) {
  .blog-grid .blog-card:first-child {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
  }

  .blog-grid .blog-card:first-child .blog-card__image {
    aspect-ratio: auto;
    min-height: 320px;
    border-radius: var(--radius-lg) 0 0 var(--radius-lg);
  }

  .blog-grid .blog-card:first-child .blog-card__body {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: var(--space-8) var(--space-10);
  }

  .blog-grid .blog-card:first-child .blog-card__title {
    font-size: 1.75rem;
  }

  .blog-grid .blog-card:first-child .blog-card__excerpt {
    font-size: 1.0625rem;
    -webkit-line-clamp: 4;
  }
}


/* ── Blog Card ────────────────────────────── */

.blog-card {
  background-color: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  transition: transform var(--transition-base),
              box-shadow var(--transition-base);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.blog-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 48px rgba(0, 0, 0, 0.12);
}

.blog-card__image {
  aspect-ratio: 16 / 9;
  overflow: hidden;
  background: var(--color-dark-bg);
  position: relative;
}

.blog-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.blog-card:hover .blog-card__image img {
  transform: scale(1.05);
}

/* Gradient overlay on card images for visual polish */
.blog-card__image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 50%, rgba(20, 18, 16, 0.04) 100%);
  pointer-events: none;
}

.blog-card__body {
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.blog-card__meta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-3);
  font-family: var(--font-heading);
  font-weight: 500;
}

.blog-card__category {
  color: var(--color-primary);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.blog-card__meta-divider {
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--color-text-secondary);
  opacity: 0.5;
}

.blog-card__title {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.25rem;
  line-height: 1.3;
  color: var(--color-text-dark);
  margin-bottom: var(--space-3);
  transition: color var(--transition-fast);
}

.blog-card:hover .blog-card__title {
  color: var(--color-primary);
}

.blog-card__excerpt {
  font-size: 0.9375rem;
  color: var(--color-text-secondary);
  line-height: 1.65;
  flex: 1;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.blog-card__read-more {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-primary);
  margin-top: var(--space-4);
  transition: gap var(--transition-fast);
}

.blog-card:hover .blog-card__read-more {
  gap: var(--space-3);
}

.blog-card__read-more svg {
  transition: transform var(--transition-fast);
}

.blog-card:hover .blog-card__read-more svg {
  transform: translateX(4px);
}


/* ============================================================
   BLOG POST PAGE
   ============================================================ */

/* ── Post Hero ────────────────────────────── */

.post-hero {
  background-color: var(--color-dark-bg);
  color: var(--color-text-light);
  padding-top: calc(var(--header-height) + var(--space-12));
  padding-bottom: var(--space-16);
  position: relative;
  overflow: hidden;
}

.post-hero::before {
  content: '';
  position: absolute;
  inset: -50%;
  background: radial-gradient(ellipse at 20% 30%, rgba(255, 98, 16, 0.05) 0%, transparent 50%),
              radial-gradient(ellipse at 80% 70%, rgba(14, 165, 233, 0.03) 0%, transparent 50%);
  animation: bg-drift 20s ease-in-out infinite alternate;
  pointer-events: none;
}

.post-hero__inner {
  position: relative;
  z-index: 1;
  max-width: 820px;
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.post-hero__breadcrumb {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-8);
  font-family: var(--font-heading);
}

.post-hero__breadcrumb a {
  color: var(--color-text-muted);
  transition: color var(--transition-fast);
}

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

.post-hero__breadcrumb span {
  color: var(--color-text-muted);
  opacity: 0.5;
}

.post-hero__category {
  display: inline-block;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-weight: 600;
  margin-bottom: var(--space-4);
  background: rgba(255, 98, 16, 0.1);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
}

.post-hero__title {
  font-size: 2rem;
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: var(--space-6);
  letter-spacing: -0.01em;
}

@media (min-width: 768px) {
  .post-hero__title { font-size: 2.75rem; }
}

@media (min-width: 1024px) {
  .post-hero__title { font-size: 3.25rem; }
}

.post-hero__meta {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

.post-hero__author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.post-hero__author-avatar {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-light));
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-white);
  flex-shrink: 0;
}

.post-hero__author-name {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9375rem;
  color: var(--color-text-light);
  display: block;
}

.post-hero__author-role {
  font-size: 0.8125rem;
  color: var(--color-text-muted);
  display: block;
}

.post-hero__divider {
  width: 1px;
  height: 32px;
  background: var(--color-dark-border);
}

.post-hero__date,
.post-hero__reading-time {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  font-family: var(--font-heading);
  font-weight: 500;
}


/* ── Post Content ─────────────────────────── */

.post-content {
  max-width: 760px;
  margin: 0 auto;
  padding: var(--space-12) var(--space-5) var(--space-16);
}

/* Prose typography — optimized for reading */
.post-content p {
  font-size: 1.0625rem;
  line-height: 1.85;
  color: var(--color-text-secondary);
  margin-bottom: var(--space-6);
}

.post-content h2 {
  font-size: 1.625rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-top: var(--space-12);
  margin-bottom: var(--space-5);
  padding-top: var(--space-4);
  border-top: 2px solid var(--color-light-bg);
  position: relative;
}

.post-content h2::before {
  content: '';
  position: absolute;
  top: -2px;
  left: 0;
  width: 48px;
  height: 2px;
  background: var(--color-primary);
}

.post-content h3 {
  font-size: 1.25rem;
  font-weight: 600;
  color: var(--color-text-dark);
  margin-top: var(--space-8);
  margin-bottom: var(--space-4);
}

.post-content strong {
  color: var(--color-text-dark);
  font-weight: 600;
}

.post-content a {
  color: var(--color-primary);
  text-decoration: underline;
  text-decoration-color: rgba(255, 98, 16, 0.3);
  text-underline-offset: 3px;
  transition: text-decoration-color var(--transition-fast);
}

.post-content a:hover {
  text-decoration-color: var(--color-primary);
}

.post-content ul,
.post-content ol {
  margin-bottom: var(--space-6);
  padding-left: var(--space-6);
}

.post-content ul {
  list-style: none;
}

.post-content ul li {
  position: relative;
  padding-left: var(--space-5);
  margin-bottom: var(--space-3);
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
}

.post-content ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.65em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}

.post-content ol {
  list-style: none;
  counter-reset: post-list;
}

.post-content ol li {
  position: relative;
  padding-left: var(--space-8);
  margin-bottom: var(--space-4);
  font-size: 1.0625rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
  counter-increment: post-list;
}

.post-content ol li::before {
  content: counter(post-list);
  position: absolute;
  left: 0;
  top: 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.125rem;
  color: var(--color-primary);
  width: 28px;
  text-align: center;
}


/* ── Blockquote / Pull Quote ──────────────── */

.post-content blockquote {
  border-left: 4px solid var(--color-primary);
  margin: var(--space-8) 0;
  padding: var(--space-6) var(--space-8);
  background: rgba(255, 98, 16, 0.04);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.post-content blockquote p {
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 500;
  line-height: 1.5;
  color: var(--color-text-dark);
  margin-bottom: 0;
}


/* ── Stat Callout Box ─────────────────────── */

.post-stat-box {
  background: var(--color-dark-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  margin: var(--space-8) 0;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  position: relative;
  overflow: hidden;
}

@media (min-width: 768px) {
  .post-stat-box {
    grid-template-columns: repeat(3, 1fr);
  }
}

.post-stat-box::before {
  content: '';
  position: absolute;
  inset: -50%;
  background: radial-gradient(ellipse at 30% 50%, rgba(255, 98, 16, 0.06) 0%, transparent 50%);
  pointer-events: none;
}

.post-stat {
  text-align: center;
  position: relative;
  z-index: 1;
}

.post-stat__number {
  display: block;
  font-family: var(--font-heading);
  font-size: 2.25rem;
  font-weight: 700;
  color: var(--color-primary);
  line-height: 1;
  margin-bottom: var(--space-2);
}

.post-stat__label {
  font-size: 0.875rem;
  color: var(--color-text-muted);
}


/* ── Key Takeaway Box ─────────────────────── */

.post-takeaway {
  background: linear-gradient(135deg, rgba(14, 165, 233, 0.06), rgba(255, 98, 16, 0.04));
  border: 1px solid rgba(14, 165, 233, 0.15);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  margin: var(--space-8) 0;
}

.post-takeaway__label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8125rem;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-accent);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.post-takeaway p {
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-dark);
  margin-bottom: 0;
}

.post-takeaway ul {
  margin-bottom: 0;
}


/* ── Post CTA Banner ──────────────────────── */

.post-cta {
  background: var(--color-dark-bg);
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-8);
  text-align: center;
  margin-top: var(--space-12);
  position: relative;
  overflow: hidden;
}

.post-cta::before {
  content: '';
  position: absolute;
  inset: -50%;
  background: radial-gradient(ellipse at 50% 50%, rgba(255, 98, 16, 0.08) 0%, transparent 50%);
  pointer-events: none;
}

.post-cta > * {
  position: relative;
  z-index: 1;
}

.post-cta__title {
  font-size: 1.75rem;
  font-weight: 700;
  color: var(--color-text-light);
  margin-bottom: var(--space-3);
}

@media (min-width: 768px) {
  .post-cta__title { font-size: 2rem; }
}

.post-cta__text {
  font-size: 1.0625rem;
  color: var(--color-text-muted);
  margin-bottom: var(--space-6);
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.post-cta__phone {
  margin-top: var(--space-4);
  font-size: 0.9375rem;
  color: var(--color-text-muted);
}

.post-cta__phone a {
  color: var(--color-text-light);
  text-decoration: underline;
}


/* ── Related Posts ─────────────────────────── */

.related-posts {
  padding: var(--space-16) 0;
  background-color: var(--color-light-bg);
}

.related-posts__inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.related-posts__title {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: var(--space-8);
  text-align: center;
}

.related-posts__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .related-posts__grid {
    grid-template-columns: repeat(3, 1fr);
  }
}


/* ── Progress Bar (reading progress) ──────── */

.reading-progress {
  position: fixed;
  top: 0;
  left: 0;
  width: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  z-index: 1001;
  transition: width 50ms linear;
  box-shadow: 0 0 8px rgba(255, 98, 16, 0.4);
}


/* ── Separator ────────────────────────────── */

.post-content hr {
  border: none;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--color-dark-border), transparent);
  margin: var(--space-10) 0;
}


/* ── Image in post ────────────────────────── */

.post-content figure {
  margin: var(--space-8) calc(-1 * var(--space-4));
}

@media (min-width: 768px) {
  .post-content figure {
    margin: var(--space-10) calc(-1 * var(--space-10));
  }
}

.post-content figure img {
  width: 100%;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
}

.post-content figcaption {
  font-size: 0.8125rem;
  color: var(--color-text-secondary);
  text-align: center;
  margin-top: var(--space-3);
  font-style: italic;
}


/* ── Share / Social ───────────────────────── */

.post-share {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-6) 0;
  border-top: 1px solid #E5E7EB;
  margin-top: var(--space-10);
}

.post-share__label {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.875rem;
  color: var(--color-text-secondary);
}

.post-share__link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  background: var(--color-light-bg);
  color: var(--color-text-secondary);
  transition: background-color var(--transition-fast), color var(--transition-fast);
}

.post-share__link:hover {
  background: var(--color-primary);
  color: var(--color-white);
}


/* ── Article Summary / TL;DR ──────────────── */

.post-summary {
  background: var(--color-dark-bg);
  border-radius: var(--radius-lg);
  padding: var(--space-6) var(--space-8);
  margin-bottom: var(--space-10);
  position: relative;
  overflow: hidden;
}

.post-summary::before {
  content: '';
  position: absolute;
  inset: -50%;
  background: radial-gradient(ellipse at 20% 40%, rgba(255, 98, 16, 0.05) 0%, transparent 50%);
  pointer-events: none;
}

.post-summary > * {
  position: relative;
  z-index: 1;
}

.post-summary__label {
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.75rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-primary);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.post-summary p {
  font-size: 1.0625rem;
  line-height: 1.7;
  color: var(--color-text-muted);
  margin-bottom: 0;
}

.post-summary ul {
  list-style: none;
  padding: 0;
  margin: var(--space-3) 0 0 0;
}

.post-summary ul li {
  position: relative;
  padding-left: var(--space-5);
  margin-bottom: var(--space-2);
  font-size: 0.9375rem;
  line-height: 1.6;
  color: var(--color-text-muted);
}

.post-summary ul li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.6em;
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-primary);
}


/* ── Q&A Section (LLM-friendly) ───────────── */

.post-qa {
  margin-top: var(--space-12);
  padding-top: var(--space-10);
  border-top: 2px solid var(--color-light-bg);
}

.post-qa__heading {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--color-text-dark);
  margin-bottom: var(--space-8);
  position: relative;
  padding-left: var(--space-5);
}

.post-qa__heading::before {
  content: '';
  position: absolute;
  left: 0;
  top: 4px;
  bottom: 4px;
  width: 4px;
  border-radius: 2px;
  background: var(--color-primary);
}

.post-qa__item {
  margin-bottom: var(--space-8);
}

.post-qa__question {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 1.0625rem;
  color: var(--color-text-dark);
  margin-bottom: var(--space-3);
  display: flex;
  align-items: flex-start;
  gap: var(--space-3);
}

.post-qa__question::before {
  content: 'Q';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: var(--radius-sm);
  background: var(--color-primary);
  color: var(--color-white);
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 0.8125rem;
  flex-shrink: 0;
  margin-top: -2px;
}

.post-qa__answer {
  padding-left: calc(28px + var(--space-3));
  font-size: 1rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
}

.post-qa__answer p {
  margin-bottom: var(--space-3);
}

.post-qa__answer p:last-child {
  margin-bottom: 0;
}