/* ==========================================================================
   PROPSZY INFOTECH — Master Insights Page Stylesheet (Pure CSS3)
   ========================================================================== */

:root {
  --ins-bg: #050608;
  --ins-surface: #0B0F14;
  --ins-surface-hover: #101620;
  --ins-border: rgba(255, 255, 255, 0.08);
  --ins-border-hover: rgba(56, 189, 248, 0.4);
  --ins-blue: #0066FF;
  --ins-cyan: #38BDF8;
  --ins-text-primary: #FFFFFF;
  --ins-text-secondary: #A1A8B3;
  --ins-text-muted: #64748B;
  --ins-radius-sm: 8px;
  --ins-radius-md: 16px;
  --ins-radius-lg: 24px;
  --ins-transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.insights-page {
  background-color: var(--ins-bg);
  color: var(--ins-text-primary);
  font-family: 'Inter', 'Plus Jakarta Sans', -apple-system, sans-serif;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

/* Ambient glow effects */
.ins-ambient-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(150px);
  pointer-events: none;
  z-index: 0;
}
.ins-glow-1 {
  top: 80px;
  right: -60px;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0, 102, 255, 0.15) 0%, transparent 70%);
}
.ins-glow-2 {
  top: 900px;
  left: -80px;
  width: 550px;
  height: 550px;
  background: radial-gradient(circle, rgba(56, 189, 248, 0.12) 0%, transparent 70%);
}

.ins-container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  position: relative;
  z-index: 1;
}

/* Hero Header */
.ins-hero {
  padding-top: 140px;
  padding-bottom: 50px;
  text-align: center;
}
.ins-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 9999px;
  background: rgba(0, 102, 255, 0.12);
  border: 1px solid rgba(0, 102, 255, 0.3);
  color: var(--ins-cyan);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 18px;
}
.ins-eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--ins-cyan);
  box-shadow: 0 0 10px var(--ins-cyan);
  animation: insPulse 2.5s infinite;
}
@keyframes insPulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.85); }
}

.ins-hero-title {
  font-size: clamp(2.2rem, 5vw, 4rem);
  font-weight: 900;
  line-height: 1.12;
  letter-spacing: -0.03em;
  color: #FFFFFF;
  max-width: 900px;
  margin: 0 auto 20px auto;
}
.ins-title-gradient {
  background: linear-gradient(135deg, #FFFFFF 30%, #38BDF8 70%, #0066FF 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}
.ins-hero-sub {
  font-size: clamp(0.95rem, 1.8vw, 1.15rem);
  color: var(--ins-text-secondary);
  max-width: 680px;
  margin: 0 auto;
  line-height: 1.7;
}

/* Interactive Filter Bar & Live Search */
.ins-controls-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 24px;
  border-radius: var(--ins-radius-md);
  background: var(--ins-surface);
  border: 1px solid var(--ins-border);
  margin-bottom: 40px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}
.ins-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.ins-cat-btn {
  padding: 8px 16px;
  border-radius: 9999px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--ins-border);
  color: var(--ins-text-secondary);
  font-size: 12px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--ins-transition);
}
.ins-cat-btn:hover,
.ins-cat-btn.active {
  background: var(--ins-blue);
  color: #FFFFFF;
  border-color: var(--ins-blue);
  box-shadow: 0 0 15px rgba(0, 102, 255, 0.4);
}

.ins-search-wrap {
  position: relative;
  min-width: 260px;
  flex: 1;
  max-width: 320px;
}
.ins-search-input {
  width: 100%;
  padding: 10px 14px 10px 38px;
  border-radius: 9999px;
  background: rgba(5, 6, 8, 0.8);
  border: 1px solid var(--ins-border);
  color: #FFFFFF;
  font-size: 13px;
  outline: none;
  transition: var(--ins-transition);
}
.ins-search-input:focus {
  border-color: var(--ins-cyan);
  box-shadow: 0 0 15px rgba(56, 189, 248, 0.25);
}
.ins-search-icon {
  position: absolute;
  left: 14px;
  top: 50%;
  transform: translateY(-50%);
  color: var(--ins-text-muted);
  font-size: 13px;
  pointer-events: none;
}

/* Featured / Spotlight Hero Article */
.ins-featured-card {
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 36px;
  padding: 32px;
  border-radius: var(--ins-radius-lg);
  background: var(--ins-surface);
  border: 1px solid var(--ins-border);
  margin-bottom: 50px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
  transition: var(--ins-transition);
}
.ins-featured-card:hover {
  border-color: var(--ins-border-hover);
  box-shadow: 0 25px 70px rgba(0, 102, 255, 0.18);
  transform: translateY(-3px);
}
.ins-feat-visual {
  position: relative;
  border-radius: var(--ins-radius-md);
  overflow: hidden;
  height: 380px;
  border: 1px solid var(--ins-border);
}
.ins-feat-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.7s cubic-bezier(0.16, 1, 0.3, 1);
}
.ins-featured-card:hover .ins-feat-img {
  transform: scale(1.05);
}
.ins-feat-content {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  gap: 16px;
}
.ins-tag {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 11px;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--ins-cyan);
  padding: 4px 10px;
  border-radius: 6px;
  background: rgba(56, 189, 248, 0.1);
  border: 1px solid rgba(56, 189, 248, 0.25);
  width: fit-content;
}
.ins-meta {
  display: flex;
  align-items: center;
  gap: 14px;
  font-size: 12px;
  color: var(--ins-text-muted);
}
.ins-meta-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--ins-text-muted);
}
.ins-feat-title {
  font-size: clamp(1.5rem, 2.5vw, 2.1rem);
  font-weight: 900;
  line-height: 1.25;
  color: #FFFFFF;
  margin-top: 4px;
  transition: color 0.2s ease;
}
.ins-featured-card:hover .ins-feat-title {
  color: var(--ins-cyan);
}
.ins-feat-desc {
  font-size: 0.95rem;
  color: var(--ins-text-secondary);
  line-height: 1.7;
}

/* Author Info */
.ins-author-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  padding-top: 14px;
  border-top: 1px solid var(--ins-border);
}
.ins-author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--ins-cyan);
}
.ins-author-name {
  font-size: 13px;
  font-weight: 800;
  color: #FFFFFF;
}
.ins-author-role {
  font-size: 11px;
  color: var(--ins-text-muted);
}
.ins-btn-read {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 10px 22px;
  border-radius: 9999px;
  background: var(--ins-blue);
  color: #FFFFFF;
  font-size: 12px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: var(--ins-transition);
  text-decoration: none;
  width: fit-content;
}
.ins-btn-read:hover {
  background: #0052CC;
  box-shadow: 0 0 20px rgba(0, 102, 255, 0.6);
  transform: translateY(-2px);
}

/* Grid of Articles */
.ins-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-bottom: 70px;
}
.ins-card {
  border-radius: var(--ins-radius-lg);
  background: var(--ins-surface);
  border: 1px solid var(--ins-border);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--ins-transition);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.4);
}
.ins-card:hover {
  border-color: var(--ins-border-hover);
  transform: translateY(-5px);
  box-shadow: 0 20px 50px rgba(0, 102, 255, 0.15);
}
.ins-card-thumb-wrap {
  height: 200px;
  position: relative;
  overflow: hidden;
  background: #000;
  cursor: pointer;
}
.ins-card-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}
.ins-card:hover .ins-card-thumb {
  transform: scale(1.06);
}
.ins-card-body {
  padding: 24px;
  display: flex;
  flex-direction: column;
  flex: 1;
  justify-content: space-between;
  gap: 16px;
}
.ins-card-title {
  font-size: 1.2rem;
  font-weight: 800;
  line-height: 1.35;
  color: #FFFFFF;
  margin-top: 6px;
  transition: color 0.2s ease;
  cursor: pointer;
}
.ins-card:hover .ins-card-title {
  color: var(--ins-cyan);
}
.ins-card-excerpt {
  font-size: 0.88rem;
  color: var(--ins-text-secondary);
  line-height: 1.65;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* Strategic Whitepaper Banner */
.ins-whitepaper-card {
  padding: 40px;
  border-radius: var(--ins-radius-xl);
  background: radial-gradient(circle at 80% 20%, rgba(0, 102, 255, 0.2) 0%, rgba(11, 15, 20, 0.95) 70%);
  border: 1px solid rgba(255, 255, 255, 0.12);
  margin-bottom: 60px;
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  gap: 36px;
  align-items: center;
}
.ins-wp-title {
  font-size: clamp(1.6rem, 3vw, 2.4rem);
  font-weight: 900;
  line-height: 1.2;
  color: #FFFFFF;
}
.ins-wp-desc {
  font-size: 0.95rem;
  color: var(--ins-text-secondary);
  line-height: 1.7;
  margin-top: 10px;
}

/* Newsletter Dispatch Section */
.ins-newsletter-box {
  padding: 48px;
  border-radius: var(--ins-radius-xl);
  background: var(--ins-surface);
  border: 1px solid var(--ins-border);
  text-align: center;
  max-width: 780px;
  margin: 0 auto 90px auto;
  box-shadow: 0 25px 60px rgba(0, 0, 0, 0.5);
}
.ins-news-title {
  font-size: 2rem;
  font-weight: 900;
  color: #FFFFFF;
  margin-bottom: 8px;
}
.ins-news-sub {
  font-size: 0.95rem;
  color: var(--ins-text-secondary);
  max-width: 520px;
  margin: 0 auto 24px auto;
}
.ins-news-form {
  display: flex;
  gap: 10px;
  max-width: 500px;
  margin: 0 auto;
}
.ins-news-input {
  flex: 1;
  padding: 14px 20px;
  border-radius: 9999px;
  background: rgba(5, 6, 8, 0.9);
  border: 1px solid var(--ins-border);
  color: #FFFFFF;
  font-size: 13px;
  outline: none;
}
.ins-news-input:focus {
  border-color: var(--ins-cyan);
}
.ins-news-btn {
  padding: 14px 28px;
  border-radius: 9999px;
  background: var(--ins-blue);
  color: #FFFFFF;
  font-size: 13px;
  font-weight: 700;
  border: none;
  cursor: pointer;
  transition: var(--ins-transition);
}
.ins-news-btn:hover {
  background: #0052CC;
  box-shadow: 0 0 20px rgba(0, 102, 255, 0.6);
}

/* Modal Article Reader */
.ins-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 999999;
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(14px);
  display: none;
  align-items: center;
  justify-content: center;
  padding: 24px;
  opacity: 0;
  transition: opacity 0.3s ease;
}
.ins-modal-backdrop.active {
  display: flex;
  opacity: 1;
}
.ins-modal-panel {
  background: var(--ins-surface);
  border: 1px solid rgba(255, 255, 255, 0.15);
  border-radius: var(--ins-radius-lg);
  max-width: 860px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 40px;
  position: relative;
  box-shadow: 0 30px 90px rgba(0, 0, 0, 0.95);
  transform: scale(0.95);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  gap: 24px;
}
.ins-modal-backdrop.active .ins-modal-panel {
  transform: scale(1);
}
.ins-modal-close {
  position: absolute;
  top: 20px;
  right: 20px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.08);
  border: none;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: var(--ins-transition);
  font-size: 15px;
}
.ins-modal-close:hover {
  background: #EF4444;
}
.ins-modal-img {
  width: 100%;
  max-height: 380px;
  object-fit: cover;
  border-radius: var(--ins-radius-md);
  border: 1px solid var(--ins-border);
}
.ins-modal-body {
  font-size: 1rem;
  color: var(--ins-text-secondary);
  line-height: 1.8;
  display: flex;
  flex-direction: column;
  gap: 18px;
}
.ins-modal-body h4 {
  font-size: 1.3rem;
  font-weight: 800;
  color: #FFFFFF;
  margin-top: 10px;
}
.ins-modal-body code {
  background: rgba(0, 0, 0, 0.6);
  border: 1px solid rgba(255, 255, 255, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--ins-cyan);
  font-family: monospace;
}
.ins-modal-body blockquote {
  padding: 16px 20px;
  border-left: 3px solid var(--ins-cyan);
  background: rgba(56, 189, 248, 0.06);
  border-radius: 0 var(--ins-radius-sm) var(--ins-radius-sm) 0;
  color: #FFFFFF;
  font-style: italic;
}

/* Responsive Media Queries */
@media (max-width: 1024px) {
  .ins-featured-card {
    grid-template-columns: 1fr;
  }
  .ins-feat-visual {
    height: 300px;
  }
  .ins-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .ins-whitepaper-card {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 768px) {
  .ins-hero {
    padding-top: 110px;
    padding-bottom: 30px;
  }
  .ins-controls-bar {
    flex-direction: column;
    align-items: stretch;
  }
  .ins-search-wrap {
    max-width: 100%;
  }
  .ins-grid {
    grid-template-columns: 1fr;
  }
  .ins-news-form {
    flex-direction: column;
  }
  .ins-modal-panel {
    padding: 24px 20px;
  }
}

@media (max-width: 430px) {
  .ins-container {
    padding: 0 16px;
  }
  .ins-hero-title {
    font-size: 2rem;
  }
  .ins-featured-card {
    padding: 20px;
  }
  .ins-newsletter-box {
    padding: 28px 20px;
  }
}