/* Blog hero image */
.blog-hero-img {
  width: 100%;
  max-height: 340px;
  object-fit: cover;
  border-radius: 16px;
  margin-bottom: 24px;
  box-shadow: 0 8px 32px rgba(0,0,0,0.4);
}

/* ===== PRODUCT PAGE RESEARCH GUIDE ===== */
.product-research-guide {
  max-width: 900px;
  margin: 40px auto 60px;
  padding: 0 20px;
}
.prg-header {
  text-align: center;
  margin-bottom: 28px;
}
.prg-header h2 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-size: 1.6rem;
  font-weight: 700;
  color: var(--text, #f0f9ff);
  margin-bottom: 6px;
}
.prg-header p {
  color: var(--text-muted, rgba(240,249,255,0.4));
  font-size: 0.9rem;
}
.prg-grid {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.prg-section {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(0,212,170,0.15);
  border-radius: 14px;
  padding: 22px 26px;
  backdrop-filter: blur(12px);
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
  transition: all 0.3s ease;
}
.prg-section:hover {
  border-color: rgba(0,212,170,0.3);
  box-shadow: 0 8px 28px rgba(0,0,0,0.3), 0 0 16px rgba(0,212,170,0.08);
  transform: translateY(-2px);
}
.prg-section h3 {
  color: var(--primary, #00D4AA);
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
}
.prg-section p {
  color: var(--text-light, rgba(240,249,255,0.65));
  font-size: 0.92rem;
  line-height: 1.7;
  margin: 0;
}
.prg-cta {
  text-align: center;
  margin-top: 24px;
}

/* ===== MODERN SCROLL REVEAL ===== */
.reveal {
  opacity: 0;
  transition: all 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: transform, opacity;
}

.reveal-up { transform: translateY(30px); }
.reveal-left { transform: translateX(-30px); }
.reveal-right { transform: translateX(30px); }
.reveal-scale { transform: scale(0.95); }

.reveal.revealed {
  opacity: 1;
  transform: translate(0) scale(1);
}

/* Stagger effect for grids */
.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s cubic-bezier(0.2, 0.8, 0.2, 1);
}

.reveal-stagger.revealed > * {
  opacity: 1;
  transform: translateY(0);
}

/* Add delays to stagger children */
.reveal-stagger.revealed > *:nth-child(1) { transition-delay: 0.1s; }
.reveal-stagger.revealed > *:nth-child(2) { transition-delay: 0.2s; }
.reveal-stagger.revealed > *:nth-child(3) { transition-delay: 0.3s; }
.reveal-stagger.revealed > *:nth-child(4) { transition-delay: 0.4s; }
.reveal-stagger.revealed > *:nth-child(5) { transition-delay: 0.5s; }
.reveal-stagger.revealed > *:nth-child(6) { transition-delay: 0.6s; }

/* Subtle Background Glow for Modern Feel */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: 
    radial-gradient(circle at 80% 20%, rgba(0, 212, 170, 0.04) 0%, transparent 40%),
    radial-gradient(circle at 20% 80%, rgba(0, 212, 170, 0.02) 0%, transparent 40%);
  pointer-events: none;
  z-index: -1;
}

/* Smooth Scrolling */
html {
  scroll-behavior: smooth;
}

/* Cross-links between blog guides */
.blog-crosslink {
  color: #00d4aa;
  text-decoration: underline;
  text-decoration-color: rgba(0, 212, 170, 0.4);
  text-underline-offset: 3px;
  font-weight: 500;
  transition: color 0.2s, text-decoration-color 0.2s;
}
.blog-crosslink:hover {
  color: #00f5c4;
  text-decoration-color: #00f5c4;
}