/* ============================================================
   IPR India Online — Blog Enhancement CSS
   File: /assets/css/blog.css
   Purpose: UI/UX improvements for blog/article pages
   Colors: Primary #243b64 | Secondary #18c29c
   DOES NOT modify: header, footer, forms, headings structure,
   text content, font families, or SEO meta tags.
   ============================================================ */

/* ── CSS Custom Properties ── */
:root {
  --ipr-primary:        #243b64;
  --ipr-primary-light:  #2e4e88;
  --ipr-primary-dark:   #172843;
  --ipr-secondary:      #18c29c;
  --ipr-secondary-light:#1edcb0;
  --ipr-secondary-pale: rgba(24, 194, 156, 0.10);
  --ipr-secondary-glow: rgba(24, 194, 156, 0.22);
  --ipr-bg:             #f4f7fb;
  --ipr-surface:        #ffffff;
  --ipr-border:         #dde4ee;
  --ipr-text:           #1e2d45;
  --ipr-muted:          #5a7090;
  --ipr-radius:         12px;
  --ipr-radius-sm:      8px;
  --ipr-shadow-sm:      0 2px 8px rgba(36, 59, 100, 0.08);
  --ipr-shadow-md:      0 6px 24px rgba(36, 59, 100, 0.12);
  --ipr-shadow-lg:      0 12px 40px rgba(36, 59, 100, 0.16);
  --ipr-transition:     0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ── Page Background ── */
body {
  background-color: var(--ipr-bg) !important;
  color: var(--ipr-text) !important;
}

/* ── Main Article Container ── */
.container.mb-3 {
  max-width: 860px !important;
  margin-top: 2.5rem !important;
  margin-bottom: 3rem !important;
}

/* ── Article Wrapper Card ── */
.container.mb-3 > .row > .col-sm-12 {
  background: var(--ipr-surface);
  border-radius: var(--ipr-radius);
  box-shadow: var(--ipr-shadow-md);
  padding: 2.5rem 2.75rem 2.75rem;
  position: relative;
  overflow: hidden;
}

/* Decorative top accent bar */
.container.mb-3 > .row > .col-sm-12::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 5px;
  background: linear-gradient(90deg, var(--ipr-primary) 0%, var(--ipr-secondary) 100%);
  border-radius: var(--ipr-radius) var(--ipr-radius) 0 0;
}

/* ── Hero Image ── */
.container.mb-3 .img.img-fluid {
  border-radius: var(--ipr-radius-sm);
  box-shadow: var(--ipr-shadow-sm);
  width: 100%;
  object-fit: cover;
  max-height: 420px;
  margin-bottom: 1.75rem !important;
  transition: transform var(--ipr-transition), box-shadow var(--ipr-transition);
}

.container.mb-3 .img.img-fluid:hover {
  transform: scale(1.012);
  box-shadow: var(--ipr-shadow-lg);
}

/* ── H1 — Article Title ── */
.container.mb-3 h1 {
  color: var(--ipr-primary) !important;
  font-size: clamp(1.55rem, 3.5vw, 2rem) !important;
  font-weight: 800 !important;
  line-height: 1.3 !important;
  margin-top: 0.25rem !important;
  margin-bottom: 1.25rem !important;
  padding-bottom: 1rem;
  border-bottom: 2px solid var(--ipr-border);
  letter-spacing: -0.3px;
}

/* ── H2 — Section Headings ── */
.container.mb-3 h2 {
  color: var(--ipr-primary) !important;
  font-size: clamp(1.15rem, 2.5vw, 1.35rem) !important;
  font-weight: 700 !important;
  margin-top: 2rem !important;
  margin-bottom: 0.65rem !important;
  padding-left: 1rem;
  border-left: 4px solid var(--ipr-secondary);
  position: relative;
  line-height: 1.4 !important;
}

/* ── H3 — Sub-headings (Conclusion etc.) ── */
.container.mb-3 h3 {
  color: var(--ipr-primary-dark) !important;
  font-size: clamp(1.05rem, 2vw, 1.2rem) !important;
  font-weight: 700 !important;
  margin-top: 2rem !important;
  margin-bottom: 0.6rem !important;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.container.mb-3 h3::before {
  content: '';
  display: inline-block;
  width: 26px;
  height: 3px;
  background: var(--ipr-secondary);
  border-radius: 2px;
  flex-shrink: 0;
}

/* ── Body Paragraphs ── */
.container.mb-3 p {
  color: var(--ipr-text) !important;
  font-size: 1rem !important;
  line-height: 1.82 !important;
  margin-bottom: 1.1rem !important;
}

/* ── Section Blocks (h2 + p pairing visual grouping) ── */
.container.mb-3 h2 + p {
  background: var(--ipr-secondary-pale);
  border-radius: 0 var(--ipr-radius-sm) var(--ipr-radius-sm) 0;
  padding: 0.9rem 1.2rem 0.9rem 1.2rem;
  border-left: 3px solid var(--ipr-secondary-glow);
  margin-bottom: 0.5rem !important;
  transition: background var(--ipr-transition);
}

.container.mb-3 h2 + p:hover {
  background: rgba(24, 194, 156, 0.15);
}

/* ── Inline Links ── */
.container.mb-3 a {
  color: var(--ipr-secondary) !important;
  font-weight: 600;
  text-decoration: none !important;
  border-bottom: 1.5px solid transparent;
  transition: color var(--ipr-transition), border-color var(--ipr-transition);
}

.container.mb-3 a:hover {
  color: var(--ipr-primary) !important;
  border-bottom-color: var(--ipr-primary);
}

/* ── Conclusion Block ── */
.container.mb-3 h3 ~ p {
  color: var(--ipr-muted) !important;
  font-size: 0.97rem !important;
}

/* ── Breadcrumb (if present) ── */
.breadcrumb {
  background: transparent !important;
  padding: 0.75rem 0 0.5rem !important;
}

.breadcrumb-item a {
  color: var(--ipr-secondary) !important;
  font-weight: 500;
  text-decoration: none;
}

.breadcrumb-item.active {
  color: var(--ipr-muted) !important;
}

.breadcrumb-item + .breadcrumb-item::before {
  color: var(--ipr-border) !important;
}

/* ── Responsive Adjustments ── */
@media (max-width: 768px) {
  .container.mb-3 > .row > .col-sm-12 {
    padding: 1.5rem 1.25rem 2rem;
    border-radius: var(--ipr-radius-sm);
  }

  .container.mb-3 h1 {
    font-size: 1.4rem !important;
  }

  .container.mb-3 h2 {
    font-size: 1.1rem !important;
  }

  .container.mb-3 .img.img-fluid {
    max-height: 220px;
  }

  .container.mb-3 h2 + p {
    padding: 0.75rem 0.9rem;
  }
}

@media (max-width: 480px) {
  .container.mb-3 > .row > .col-sm-12 {
    padding: 1.1rem 0.9rem 1.5rem;
  }

  .container.mb-3 h1 {
    font-size: 1.2rem !important;
  }
}

/* ── Smooth Scroll & Focus Accessibility ── */
html {
  scroll-behavior: smooth;
}

a:focus-visible {
  outline: 2px solid var(--ipr-secondary);
  outline-offset: 3px;
  border-radius: 3px;
}

/* ── Print Styles ── */
@media print {
  .container.mb-3 > .row > .col-sm-12 {
    box-shadow: none;
    border: 1px solid #ccc;
  }

  .container.mb-3 h2 + p {
    background: transparent;
    border-left: 3px solid #ccc;
  }
}