/* ═══ BLOG SHARED STYLES — MMM Hearing Centre ═══ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

/* ── CSS Variables (matches main site) ── */
:root {
  --blue:        #1a6fb5;
  --blue-dark:   #135494;
  --blue-deeper: #0d3f73;
  --blue-light:  #0ea5e9;
  --blue-pale:   #e0f0ff;
  --blue-ghost:  #f0f7ff;
  --white:       #ffffff;
  --gray-50:     #f8fafc;
  --gray-100:    #f1f5f9;
  --gray-200:    #e2e8f0;
  --gray-300:    #cbd5e1;
  --gray-400:    #94a3b8;
  --gray-500:    #64748b;
  --gray-700:    #334155;
  --gray-800:    #1e293b;
  --text:        #1e293b;
  --radius-sm:   8px;
  --radius:      14px;
  --transition:  0.25s cubic-bezier(0.4, 0, 0.2, 1);
  /* Blog-specific */
  --primary:     #0369a1;
  --accent:      #0ea5e9;
  --muted:       #64748b;
  --border:      #e2e8f0;
  --blog-radius: 10px;
}

html { scroll-behavior: smooth; -webkit-font-smoothing: antialiased; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--text);
  background: var(--white);
  line-height: 1.7;
  font-size: 1rem;
  overflow-x: hidden;
}

a { text-decoration: none; color: inherit; transition: color var(--transition); }
img, svg { max-width: 100%; display: block; }
ul { list-style: none; }
address { font-style: normal; }

.container {
  max-width: 1160px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ══════════════════════════════════════════
   ANNOUNCEMENT BAR (identical to main site)
══════════════════════════════════════════ */
.ann-bar {
  background: var(--blue-deeper);
  color: rgba(255,255,255,0.9);
  padding: 9px 0;
  font-size: 0.8rem;
  font-weight: 500;
}
.ann-inner {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  flex-wrap: wrap;
}
.ann-inner i { color: var(--blue-light); margin-right: 4px; }
.ann-inner a { color: var(--blue-light); font-weight: 600; }
.ann-inner a:hover { text-decoration: underline; }
.ann-sep { color: rgba(255,255,255,0.25); }

/* ══════════════════════════════════════════
   NAVBAR (identical to main site)
══════════════════════════════════════════ */
.navbar {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--gray-100);
  transition: box-shadow var(--transition);
}
.navbar.scrolled { box-shadow: 0 2px 24px rgba(0,0,0,0.09); }

.nav-inner {
  display: flex;
  align-items: center;
  height: 70px;
  gap: 24px;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.logo-mark {
  width: 40px; height: 40px;
  background: linear-gradient(135deg, var(--blue), var(--blue-light));
  border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  color: white;
  flex-shrink: 0;
}
.logo-text strong {
  display: block;
  font-size: 1.05rem;
  font-weight: 800;
  color: var(--blue);
  line-height: 1.1;
}
.logo-text span {
  display: block;
  font-size: 0.7rem;
  color: var(--gray-500);
  font-weight: 500;
  line-height: 1;
}

.nav-links {
  display: flex;
  gap: 4px;
  margin-left: auto;
}
.nav-a {
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--gray-700);
  padding: 7px 12px;
  border-radius: 6px;
  transition: all var(--transition);
}
.nav-a:hover, .nav-a.active {
  color: var(--blue);
  background: var(--blue-ghost);
}

.nav-actions { display: flex; align-items: center; gap: 10px; }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  transition: all var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
  text-decoration: none;
}
.btn-nav-cta {
  background: var(--blue);
  color: var(--white);
  padding: 10px 22px;
  font-size: 0.88rem;
  border-radius: var(--radius-sm);
}
.btn-nav-cta:hover {
  background: var(--blue-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 16px rgba(26,111,181,0.35);
}

.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 6px;
  margin-left: auto;
}
.hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text);
  border-radius: 2px;
  transition: all 0.3s;
}
.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ══════════════════════════════════════════
   BLOG HERO HEADER
══════════════════════════════════════════ */
.blog-hero {
  background: linear-gradient(135deg, var(--primary) 0%, #0284c7 100%);
  padding: 3.5rem 1.5rem 2.5rem;
  text-align: center;
  color: #fff;
}
.blog-hero .breadcrumb {
  font-size: 0.8rem;
  color: rgba(255,255,255,0.7);
  margin-bottom: 1rem;
  display: flex;
  justify-content: center;
  gap: 0.4rem;
  flex-wrap: wrap;
  list-style: none;
}
.blog-hero .breadcrumb a { color: rgba(255,255,255,0.8); text-decoration: none; }
.blog-hero .breadcrumb a:hover { color: #fff; }
.blog-category-tag {
  display: inline-block;
  background: rgba(255,255,255,0.2);
  color: #fff;
  padding: 0.3rem 0.8rem;
  border-radius: 20px;
  font-size: 0.78rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 1rem;
}
.blog-hero h1 {
  font-family: 'Poppins', 'Inter', sans-serif;
  font-size: clamp(1.5rem, 4vw, 2.25rem);
  font-weight: 800;
  line-height: 1.25;
  max-width: 750px;
  margin: 0 auto 1rem;
}
.blog-meta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1.25rem;
  color: rgba(255,255,255,0.8);
  font-size: 0.85rem;
  flex-wrap: wrap;
}
.blog-meta span { display: flex; align-items: center; gap: 0.3rem; }

/* ══════════════════════════════════════════
   ARTICLE BODY
══════════════════════════════════════════ */
.blog-container {
  max-width: 760px;
  margin: 0 auto;
  padding: 2.5rem 1.25rem 3rem;
}

.blog-intro {
  font-size: 1.1rem;
  color: var(--muted);
  border-left: 4px solid var(--accent);
  padding-left: 1rem;
  margin-bottom: 2rem;
  line-height: 1.75;
}

.blog-container h2 {
  font-family: 'Poppins', 'Inter', sans-serif;
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--primary);
  margin: 2rem 0 0.75rem;
  padding-top: 0.5rem;
  border-top: 2px solid var(--border);
}
.blog-container h3 {
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--text);
  margin: 1.5rem 0 0.5rem;
}
.blog-container p { margin-bottom: 1rem; }
.blog-container ul, .blog-container ol {
  padding-left: 1.5rem;
  margin-bottom: 1rem;
  list-style: disc;
}
.blog-container ol { list-style: decimal; }
.blog-container li { margin-bottom: 0.4rem; }
.blog-container strong { color: var(--primary); }

.info-box {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  border-radius: var(--blog-radius);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}
.info-box h4 { color: var(--primary); font-size: 0.95rem; margin-bottom: 0.5rem; }
.info-box p, .info-box li { font-size: 0.95rem; color: #1e3a5f; }
.info-box ul { list-style: disc; padding-left: 1.25rem; }

.warn-box {
  background: #fefce8;
  border: 1px solid #fde047;
  border-radius: var(--blog-radius);
  padding: 1.25rem 1.5rem;
  margin: 1.5rem 0;
}
.warn-box h4 { color: #854d0e; font-size: 0.95rem; margin-bottom: 0.5rem; }
.warn-box p { font-size: 0.95rem; }

/* ══════════════════════════════════════════
   CTA BLOCK
══════════════════════════════════════════ */
.blog-cta {
  background: linear-gradient(135deg, var(--primary), #0284c7);
  border-radius: var(--blog-radius);
  padding: 2rem 1.5rem;
  text-align: center;
  color: #fff;
  margin: 2.5rem 0;
}
.blog-cta h3 { font-size: 1.25rem; margin-bottom: 0.5rem; }
.blog-cta p { color: rgba(255,255,255,0.85); margin-bottom: 1.25rem; font-size: 0.95rem; }
.blog-cta-btns { display: flex; gap: 0.75rem; justify-content: center; flex-wrap: wrap; }
.btn-cta-call {
  background: #fff;
  color: var(--primary);
  padding: 0.65rem 1.4rem;
  border-radius: 7px;
  font-weight: 700;
  text-decoration: none;
  font-size: 0.95rem;
  transition: opacity 0.2s;
}
.btn-cta-wa {
  background: #25d366;
  color: #fff;
  padding: 0.65rem 1.4rem;
  border-radius: 7px;
  font-weight: 700;
  text-decoration: none;
  font-size: 0.95rem;
  transition: opacity 0.2s;
}
.btn-cta-call:hover, .btn-cta-wa:hover { opacity: 0.9; }

/* ══════════════════════════════════════════
   AUTHOR BOX
══════════════════════════════════════════ */
.blog-author-box {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  background: var(--gray-50);
  border-radius: var(--blog-radius);
  padding: 1.25rem;
  margin: 2rem 0;
  border: 1px solid var(--border);
}
.author-avatar {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  background: var(--blue);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  font-weight: 700;
  flex-shrink: 0;
}
.author-info strong { display: block; font-size: 0.95rem; color: var(--text); }
.author-info span { display: block; font-size: 0.82rem; color: var(--muted); margin-top: 2px; }

/* ══════════════════════════════════════════
   RELATED POSTS
══════════════════════════════════════════ */
.related-posts { margin: 2rem 0; }
.related-posts h3 {
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--primary);
}
.related-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 0.75rem;
}
.related-card {
  border: 1px solid var(--border);
  border-radius: var(--blog-radius);
  padding: 1rem;
  text-decoration: none;
  color: var(--text);
  transition: box-shadow 0.2s, border-color 0.2s;
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.4;
}
.related-card:hover { box-shadow: 0 4px 12px rgba(0,0,0,0.08); border-color: var(--accent); }
.related-card span { display: block; font-size: 0.78rem; color: var(--muted); font-weight: 400; margin-top: 0.25rem; }

/* ══════════════════════════════════════════
   FOOTER
══════════════════════════════════════════ */
.blog-footer {
  background: #0f172a;
  color: rgba(255,255,255,0.7);
  text-align: center;
  padding: 1.75rem 1rem;
  font-size: 0.85rem;
}
.blog-footer a { color: var(--accent); text-decoration: none; }
.blog-footer a:hover { text-decoration: underline; }
.blog-footer p { margin-bottom: 0.35rem; }

/* ══════════════════════════════════════════
   BLOG INDEX PAGE
══════════════════════════════════════════ */
.blog-index-hero {
  background: linear-gradient(135deg, #0369a1, #0284c7);
  padding: 3rem 1.5rem 2rem;
  text-align: center;
  color: #fff;
}
.blog-index-hero h1 {
  font-family: 'Poppins', 'Inter', sans-serif;
  font-size: clamp(1.5rem, 4vw, 2rem);
  font-weight: 800;
  margin-bottom: 0.5rem;
}
.blog-index-hero p { color: rgba(255,255,255,0.85); max-width: 600px; margin: 0 auto; }
.blog-index-body { max-width: 960px; margin: 0 auto; padding: 2.5rem 1.25rem 3rem; }
.lang-section h2 {
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--primary);
  margin-bottom: 1.25rem;
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border);
}
.blog-cards {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1rem;
  margin-bottom: 2.5rem;
}
.blog-card {
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 1.25rem;
  text-decoration: none;
  color: var(--text);
  transition: box-shadow 0.2s, border-color 0.2s;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.blog-card:hover { box-shadow: 0 6px 20px rgba(0,0,0,0.08); border-color: var(--accent); }
.bc-tag { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.05em; color: var(--primary); }
.bc-title { font-size: 1rem; font-weight: 700; line-height: 1.35; }
.bc-desc { font-size: 0.875rem; color: var(--muted); line-height: 1.5; }
.bc-read { font-size: 0.8rem; font-weight: 600; color: var(--accent); margin-top: auto; }

/* ══════════════════════════════════════════
   RESPONSIVE
══════════════════════════════════════════ */
@media (max-width: 768px) {
  .ann-sep { display: none; }
  .ann-inner { gap: 8px; }

  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 70px;
    left: 0;
    right: 0;
    background: #fff;
    padding: 12px;
    border-bottom: 1px solid var(--gray-100);
    box-shadow: 0 8px 24px rgba(0,0,0,0.08);
    gap: 4px;
  }
  .nav-links.open { display: flex; }
  .nav-a { padding: 12px 16px; border-radius: 8px; }
  .nav-actions { display: none; }
  .hamburger { display: flex; }
  .navbar { position: relative; }

  .blog-hero { padding: 2.5rem 1rem 2rem; }
  .blog-container { padding: 1.75rem 1rem 2rem; }
}