/* ============================================================
   DATABRIVA TECHNOLOGIES v2 — MAIN STYLESHEET
   Aesthetic: Modern Light / Clean Corporate / Data-Forward
   Fonts: Bricolage Grotesque (display) + Instrument Sans (body)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Bricolage+Grotesque:opsz,wght@12..96,300;12..96,400;12..96,500;12..96,600;12..96,700;12..96,800&family=Instrument+Sans:ital,wght@0,400;0,500;0,600;1,400&display=swap');

/* ─── Variables ──────────────────────────────────────────────────── */
:root {
  --white: #FFFFFF;
  --off-white: #F8F9FB;
  --gray-50: #F4F5F7;
  --gray-100: #EAECF0;
  --gray-200: #D0D5DD;
  --gray-400: #98A2B3;
  --gray-600: #475467;
  --gray-800: #1D2939;
  --gray-900: #101828;
  --black: #0A0E17;

  --blue: #0052CC;
  --blue-light: #EEF4FF;
  --blue-mid: #2D6AEE;
  --teal: #00A86B;
  --teal-light: #E6F7F1;
  --orange: #E85D04;
  --orange-light: #FFF4EE;
  --purple: #6B3FA0;

  --font-display: 'Bricolage Grotesque', sans-serif;
  --font-body: 'Instrument Sans', sans-serif;

  --radius-sm: 6px;
  --radius-md: 12px;
  --radius-lg: 20px;
  --radius-xl: 32px;

  --shadow-sm: 0 1px 3px rgba(16,24,40,0.08), 0 1px 2px rgba(16,24,40,0.06);
  --shadow-md: 0 4px 16px rgba(16,24,40,0.10), 0 2px 6px rgba(16,24,40,0.06);
  --shadow-lg: 0 12px 40px rgba(16,24,40,0.12), 0 4px 12px rgba(16,24,40,0.06);
  --shadow-xl: 0 24px 60px rgba(16,24,40,0.14);

  --max-w: 1280px;
  --nav-h: 72px;
}

/* ─── Reset ──────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
  font-family: var(--font-body);
  background: var(--white);
  color: var(--gray-900);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; font-family: inherit; }

/* ─── Utilities ──────────────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 32px;
}

.section { padding: 96px 0; }
.section-sm { padding: 64px 0; }

.label {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-family: var(--font-body);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 16px;
}
.label::before {
  content: '';
  display: inline-block;
  width: 20px;
  height: 2px;
  background: var(--blue);
  flex-shrink: 0;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  line-height: 1.12;
  color: var(--gray-900);
  letter-spacing: -0.03em;
  margin-bottom: 16px;
}

.section-sub {
  font-size: 1.05rem;
  color: var(--gray-600);
  max-width: 580px;
  line-height: 1.8;
  font-weight: 400;
}

.section-header { margin-bottom: 60px; }
.section-header-center { text-align: center; }
.section-header-center .section-sub { margin: 0 auto; }
.section-header-center .label { justify-content: center; }

/* ─── Buttons ────────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-body);
  font-size: 0.9rem;
  font-weight: 600;
  padding: 13px 26px;
  border-radius: var(--radius-sm);
  border: none;
  transition: all 0.2s ease;
  white-space: nowrap;
  letter-spacing: 0.01em;
}

.btn-primary {
  background: var(--blue);
  color: var(--white);
}
.btn-primary:hover {
  background: #003EA3;
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(0,82,204,0.3);
}

.btn-outline {
  background: transparent;
  color: var(--gray-800);
  border: 1.5px solid var(--gray-200);
}
.btn-outline:hover {
  border-color: var(--gray-800);
  background: var(--gray-50);
}

.btn-text {
  background: none;
  border: none;
  color: var(--blue);
  font-weight: 600;
  padding: 4px 0;
  gap: 6px;
}
.btn-text:hover { gap: 10px; }
.btn-text span { transition: transform 0.2s; }

.btn-lg { padding: 16px 32px; font-size: 1rem; }
.btn-sm { padding: 9px 18px; font-size: 0.82rem; }

/* ─── Navigation ─────────────────────────────────────────────────── */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 900;
  height: var(--nav-h);
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, box-shadow 0.3s;
}
.nav.scrolled {
  border-color: var(--gray-100);
  box-shadow: var(--shadow-sm);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}
.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gray-900);
  letter-spacing: -0.02em;
}
.nav-logo-mark {
  width: 32px;
  height: 32px;
  background: var(--blue);
  color: white;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 8px;
  font-size: 1rem;
  font-weight: 800;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 8px;
}
.nav-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--gray-600);
  padding: 8px 12px;
  border-radius: var(--radius-sm);
  transition: all 0.15s;
}
.nav-links a:hover, .nav-links a.active {
  color: var(--gray-900);
  background: var(--gray-50);
}
.nav-right {
  display: flex;
  align-items: center;
  gap: 12px;
}
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  padding: 4px;
}
.hamburger span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--gray-800);
  border-radius: 2px;
  transition: all 0.3s;
}

/* ─── Hero ───────────────────────────────────────────────────────── */
.hero {
  padding-top: calc(var(--nav-h) + 40px);
  padding-bottom: 80px;
  background: var(--white);
  position: relative;
  overflow: hidden;
}
.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,82,204,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,82,204,0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 30%, transparent 100%);
}
.hero-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
}
.hero-blob-1 {
  width: 500px; height: 500px;
  background: rgba(0,82,204,0.08);
  top: -100px; right: -100px;
}
.hero-blob-2 {
  width: 300px; height: 300px;
  background: rgba(0,168,107,0.08);
  bottom: 0; left: 200px;
}
.hero-content {
  position: relative;
  z-index: 2;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.hero-left {}
.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--blue-light);
  color: var(--blue);
  font-size: 0.78rem;
  font-weight: 600;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
  border: 1px solid rgba(0,82,204,0.15);
}
.hero-badge-dot {
  width: 6px; height: 6px;
  background: var(--blue);
  border-radius: 50%;
  animation: blink 2s ease infinite;
}
@keyframes blink {
  0%,100% { opacity: 1; }
  50% { opacity: 0.3; }
}
.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.8rem, 5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.06;
  letter-spacing: -0.04em;
  color: var(--gray-900);
  margin-bottom: 24px;
}
.hero-title em {
  font-style: normal;
  color: var(--blue);
  position: relative;
}
.hero-title em::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0; right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--blue), var(--teal));
  border-radius: 2px;
}
.hero-subtitle {
  font-size: 1.1rem;
  color: var(--gray-600);
  line-height: 1.8;
  margin-bottom: 40px;
  max-width: 500px;
  font-weight: 400;
}
.hero-actions {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}
.hero-stats {
  display: flex;
  gap: 0;
}
.hero-stat {
  padding-right: 32px;
  margin-right: 32px;
  border-right: 1px solid var(--gray-100);
}
.hero-stat:last-child { border-right: none; margin-right: 0; padding-right: 0; }
.hero-stat-num {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--gray-900);
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 4px;
}
.hero-stat-label {
  font-size: 0.78rem;
  color: var(--gray-400);
  font-weight: 500;
}
.hero-right {
  display: flex;
  align-items: center;
  justify-content: center;
}
.hero-visual {
  width: 100%;
  background: var(--gray-900);
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-xl);
  aspect-ratio: 4/3;
  position: relative;
}
.hero-visual-header {
  background: #1A2332;
  padding: 14px 20px;
  display: flex;
  align-items: center;
  gap: 8px;
}
.hv-dot { width: 10px; height: 10px; border-radius: 50%; }
.hv-dot-r { background: #FF5F57; }
.hv-dot-y { background: #FFBD2E; }
.hv-dot-g { background: #28CA41; }
.hv-title { color: #6B7DB3; font-size: 0.78rem; margin-left: 8px; font-weight: 500; }
.hero-visual-body { padding: 28px; }
.hv-chart {
  background: #111C2E;
  border-radius: 12px;
  padding: 20px;
  margin-bottom: 16px;
}
.hv-chart-label { color: #4A6080; font-size: 0.7rem; font-weight: 600; letter-spacing: 0.08em; text-transform: uppercase; margin-bottom: 12px; }
.hv-bars {
  display: flex;
  align-items: flex-end;
  gap: 8px;
  height: 80px;
}
.hv-bar {
  flex: 1;
  border-radius: 4px 4px 0 0;
  animation: barGrow 1.5s ease both;
}
@keyframes barGrow {
  from { transform: scaleY(0); transform-origin: bottom; }
  to { transform: scaleY(1); }
}
.hv-bar:nth-child(1) { height: 40%; background: #1D4ED8; animation-delay: 0.1s; }
.hv-bar:nth-child(2) { height: 65%; background: #2563EB; animation-delay: 0.15s; }
.hv-bar:nth-child(3) { height: 50%; background: #3B82F6; animation-delay: 0.2s; }
.hv-bar:nth-child(4) { height: 80%; background: #2D6AEE; animation-delay: 0.25s; }
.hv-bar:nth-child(5) { height: 60%; background: #1D4ED8; animation-delay: 0.3s; }
.hv-bar:nth-child(6) { height: 90%; background: #60A5FA; animation-delay: 0.35s; }
.hv-bar:nth-child(7) { height: 75%; background: #3B82F6; animation-delay: 0.4s; }
.hv-bar:nth-child(8) { height: 85%; background: #2563EB; animation-delay: 0.45s; }
.hv-metrics {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
.hv-metric {
  background: #111C2E;
  border-radius: 10px;
  padding: 14px 16px;
}
.hv-metric-val {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 2px;
}
.hv-metric-lbl { font-size: 0.7rem; color: #4A6080; font-weight: 500; }
.hv-metric-1 .hv-metric-val { color: #34D399; }
.hv-metric-2 .hv-metric-val { color: #60A5FA; }

/* ─── Logos / Trust Bar ──────────────────────────────────────────── */
.trust-bar {
  padding: 32px 0;
  background: var(--gray-50);
  border-top: 1px solid var(--gray-100);
  border-bottom: 1px solid var(--gray-100);
}
.trust-bar-label {
  text-align: center;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--gray-400);
  margin-bottom: 24px;
}
.trust-logos {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}
.trust-logo {
  font-size: 0.78rem;
  font-weight: 600;
  color: var(--gray-400);
  padding: 8px 18px;
  border: 1px solid var(--gray-200);
  border-radius: 6px;
  background: var(--white);
  transition: all 0.2s;
  letter-spacing: 0.02em;
}
.trust-logo:hover { color: var(--gray-800); border-color: var(--gray-400); }

/* ─── Services ───────────────────────────────────────────────────── */
.services { background: var(--white); }
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--gray-100);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.service-item {
  background: var(--white);
  padding: 40px 36px;
  transition: background 0.2s;
  position: relative;
}
.service-item:hover { background: var(--gray-50); }
.service-item-accent {
  width: 40px;
  height: 4px;
  border-radius: 2px;
  margin-bottom: 24px;
}
.service-item-icon {
  font-size: 1.8rem;
  margin-bottom: 16px;
  line-height: 1;
}
.service-item h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--gray-900);
  letter-spacing: -0.02em;
  margin-bottom: 10px;
}
.service-item p {
  font-size: 0.88rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 20px;
}
.service-item ul {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 24px;
}
.service-item ul li {
  font-size: 0.8rem;
  color: var(--gray-600);
  display: flex;
  align-items: center;
  gap: 8px;
}
.service-item ul li::before {
  content: '';
  width: 4px;
  height: 4px;
  background: var(--blue);
  border-radius: 50%;
  flex-shrink: 0;
}
.service-link {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.2s;
}
.service-link:hover { gap: 8px; }

/* ─── About ──────────────────────────────────────────────────────── */
.about { background: var(--off-white); }
.about-layout {
  display: grid;
  grid-template-columns: 5fr 4fr;
  gap: 80px;
  align-items: center;
}
.about-text { font-size: 0.95rem; color: var(--gray-600); line-height: 1.85; margin-bottom: 20px; }
.about-pillars {
  margin-top: 40px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}
.about-pillar {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  padding: 20px;
}
.ap-icon { font-size: 1.4rem; margin-bottom: 10px; }
.ap-title { font-family: var(--font-display); font-size: 0.9rem; font-weight: 700; color: var(--gray-900); letter-spacing: -0.01em; margin-bottom: 4px; }
.ap-text { font-size: 0.8rem; color: var(--gray-600); line-height: 1.6; }
.about-right-card {
  background: var(--gray-900);
  border-radius: var(--radius-xl);
  padding: 48px 40px;
  color: white;
  position: relative;
  overflow: hidden;
}
.about-right-card::before {
  content: '';
  position: absolute;
  top: -60px; right: -60px;
  width: 200px; height: 200px;
  background: rgba(0,82,204,0.3);
  border-radius: 50%;
  filter: blur(60px);
}
.arc-label { font-size: 0.72rem; font-weight: 600; letter-spacing: 0.12em; text-transform: uppercase; color: #6B7DB3; margin-bottom: 16px; }
.arc-stat {
  margin-bottom: 28px;
  padding-bottom: 28px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.arc-stat:last-of-type { border-bottom: none; margin-bottom: 0; padding-bottom: 0; }
.arc-stat-num {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  letter-spacing: -0.04em;
  color: white;
  line-height: 1;
  margin-bottom: 4px;
}
.arc-stat-label { font-size: 0.85rem; color: #6B7DB3; font-weight: 400; }

/* ─── Technologies ───────────────────────────────────────────────── */
.technologies { background: var(--white); }
.tech-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}
.tech-badge {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 10px 18px;
  background: var(--gray-50);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-sm);
  transition: all 0.2s;
  cursor: default;
}
.tech-badge:hover {
  background: var(--white);
  border-color: var(--gray-200);
  box-shadow: var(--shadow-sm);
  transform: translateY(-1px);
}
.tech-badge-dot {
  width: 8px; height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}
.tech-badge-name {
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gray-800);
}
.tech-badge-cat {
  font-size: 0.72rem;
  color: var(--gray-400);
  font-weight: 500;
}

/* ─── Industries ─────────────────────────────────────────────────── */
.industries { background: var(--off-white); }
.industries-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.industry-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  padding: 32px;
  transition: all 0.25s;
}
.industry-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--gray-200);
}
.ic-icon { font-size: 2rem; margin-bottom: 16px; }
.industry-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
  letter-spacing: -0.015em;
  margin-bottom: 10px;
}
.industry-card p { font-size: 0.85rem; color: var(--gray-600); line-height: 1.7; margin-bottom: 16px; }
.ic-tags { display: flex; flex-wrap: wrap; gap: 6px; }
.ic-tag {
  font-size: 0.7rem;
  font-weight: 600;
  background: var(--teal-light);
  color: var(--teal);
  padding: 3px 10px;
  border-radius: 100px;
  letter-spacing: 0.01em;
}

/* ─── Case Studies ───────────────────────────────────────────────── */
.case-studies { background: var(--white); }
.cases-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-lg);
  overflow: hidden;
}
.case-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 280px;
  border-bottom: 1px solid var(--gray-100);
  transition: background 0.2s;
}
.case-item:last-child { border-bottom: none; }
.case-item:hover .case-content { background: var(--gray-50); }
.case-content {
  padding: 48px 48px;
  background: var(--white);
  transition: background 0.2s;
  display: flex;
  flex-direction: column;
  justify-content: center;
}
.case-tag {
  display: inline-block;
  font-size: 0.72rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--blue);
  background: var(--blue-light);
  padding: 4px 12px;
  border-radius: 100px;
  margin-bottom: 18px;
}
.case-content h3 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--gray-900);
  letter-spacing: -0.02em;
  margin-bottom: 14px;
  line-height: 1.3;
}
.case-content p {
  font-size: 0.88rem;
  color: var(--gray-600);
  line-height: 1.75;
  margin-bottom: 0;
}
.case-metrics {
  background: var(--gray-900);
  padding: 48px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 28px;
}
.case-metric-item {}
.cm-val {
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 800;
  color: white;
  letter-spacing: -0.04em;
  line-height: 1;
  margin-bottom: 4px;
}
.cm-label { font-size: 0.82rem; color: #6B7DB3; font-weight: 400; }

/* ─── Testimonials ───────────────────────────────────────────────── */
.testimonials { background: var(--off-white); }
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.tcard {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  padding: 36px;
  transition: all 0.25s;
}
.tcard:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-2px);
}
.tcard-quote {
  font-family: var(--font-display);
  font-size: 3.5rem;
  color: var(--blue);
  opacity: 0.2;
  line-height: 0.8;
  margin-bottom: 16px;
  font-weight: 800;
}
.tcard p {
  font-size: 0.92rem;
  color: var(--gray-700, #344054);
  line-height: 1.8;
  margin-bottom: 28px;
  font-style: italic;
}
.tcard-author { display: flex; align-items: center; gap: 12px; }
.tcard-avatar {
  width: 40px; height: 40px;
  background: var(--blue);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.8rem;
  flex-shrink: 0;
}
.tcard-name {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--gray-900);
  margin-bottom: 2px;
}
.tcard-company { font-size: 0.78rem; color: var(--gray-400); }

/* ─── CTA Section ────────────────────────────────────────────────── */
.cta-section {
  background: var(--gray-900);
  padding: 96px 0;
}
.cta-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.cta-left {}
.cta-label { color: #6B7DB3; }
.cta-label::before { background: #6B7DB3; }
.cta-title {
  font-family: var(--font-display);
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  color: white;
  letter-spacing: -0.04em;
  line-height: 1.1;
  margin-bottom: 16px;
}
.cta-sub { font-size: 1rem; color: #8FA0BE; line-height: 1.75; }
.cta-form-card {
  background: white;
  border-radius: var(--radius-lg);
  padding: 40px;
}
.cta-form-card h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--gray-900);
  letter-spacing: -0.02em;
  margin-bottom: 8px;
}
.cta-form-card p {
  font-size: 0.85rem;
  color: var(--gray-400);
  margin-bottom: 24px;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { display: flex; flex-direction: column; gap: 6px; margin-bottom: 14px; }
.form-group label { font-size: 0.78rem; font-weight: 600; color: var(--gray-700, #344054); }
.form-group input,
.form-group select,
.form-group textarea {
  border: 1.5px solid var(--gray-200);
  border-radius: var(--radius-sm);
  padding: 11px 14px;
  font-family: var(--font-body);
  font-size: 0.88rem;
  color: var(--gray-900);
  background: var(--white);
  outline: none;
  transition: border-color 0.2s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus { border-color: var(--blue); box-shadow: 0 0 0 3px rgba(0,82,204,0.12); }
.form-group input::placeholder { color: var(--gray-400); }
.form-group textarea { resize: vertical; min-height: 90px; }
.form-check { flex-direction: row; align-items: flex-start; gap: 10px; }
.form-check input { width: 15px; height: 15px; margin-top: 1px; flex-shrink: 0; cursor: pointer; }
.form-check label { font-size: 0.75rem; color: var(--gray-400); cursor: pointer; font-weight: 400; }
.form-check.check-error label { color: #ef4444; }
.form-check.check-error input { outline: 2px solid #ef4444; outline-offset: 2px; border-radius: 2px; }
.form-note { font-size: 0.72rem; color: var(--gray-400); text-align: center; margin-top: 8px; }
.form-success { text-align: center; padding: 32px 0; }
.form-success-icon {
  width: 56px; height: 56px;
  background: var(--teal-light);
  border: 2px solid var(--teal);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
  margin: 0 auto 16px;
  color: var(--teal);
}
.form-success h4 { font-family: var(--font-display); font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; color: var(--gray-900); }
.form-success p { font-size: 0.875rem; color: var(--gray-600); }

/* ─── Blog Cards (homepage preview) ─────────────────────────────── */
.blog-preview { background: var(--white); }
.blog-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 20px;
}
.blog-card {
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: all 0.25s;
  display: flex;
  flex-direction: column;
}
.blog-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
  border-color: var(--gray-200);
}
.blog-card-img {
  background: var(--gray-900);
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  position: relative;
  overflow: hidden;
}
.blog-card-img-pattern {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 24px 24px;
}
.blog-card-cat-icon { position: relative; z-index: 1; font-size: 2rem; }
.blog-card-body { padding: 24px; flex: 1; display: flex; flex-direction: column; }
.blog-cat {
  font-size: 0.68rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--teal);
  margin-bottom: 10px;
}
.blog-card h3 {
  font-family: var(--font-display);
  font-size: 1rem;
  font-weight: 700;
  color: var(--gray-900);
  letter-spacing: -0.015em;
  line-height: 1.35;
  margin-bottom: 10px;
}
.blog-card-featured h3 { font-size: 1.3rem; }
.blog-card p {
  font-size: 0.83rem;
  color: var(--gray-600);
  line-height: 1.7;
  margin-bottom: 16px;
  flex: 1;
}
.blog-meta { display: flex; gap: 12px; font-size: 0.72rem; color: var(--gray-400); font-weight: 500; margin-bottom: 14px; }
.blog-read-link {
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--blue);
  display: inline-flex;
  align-items: center;
  gap: 4px;
  transition: gap 0.2s;
}
.blog-read-link:hover { gap: 8px; }
.section-footer { display: flex; justify-content: center; margin-top: 48px; }

/* ─── Footer ─────────────────────────────────────────────────────── */
.footer {
  background: var(--black);
  padding: 72px 0 32px;
}
.footer-top {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 56px;
  padding-bottom: 56px;
  border-bottom: 1px solid rgba(255,255,255,0.07);
}
.footer-brand {}
.footer-brand p { font-size: 0.85rem; color: #6B7DB3; line-height: 1.75; max-width: 280px; margin: 16px 0 24px; }
.footer-socials { display: flex; gap: 10px; }
.footer-social {
  width: 34px; height: 34px;
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #6B7DB3;
  font-size: 0.82rem;
  font-weight: 700;
  transition: all 0.2s;
}
.footer-social:hover { border-color: rgba(255,255,255,0.3); color: white; }
.footer-col h5 {
  font-family: var(--font-body);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #6B7DB3;
  margin-bottom: 20px;
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: 0;
}
.footer-col h5 { margin-bottom: 16px; }
.footer-col a {
  font-size: 0.85rem;
  color: #98A2B3;
  padding: 5px 0;
  transition: color 0.2s;
}
.footer-col a:hover { color: white; }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.footer-bottom p { font-size: 0.78rem; color: #475467; }
.footer-legal { display: flex; gap: 20px; }
.footer-legal a { font-size: 0.78rem; color: #475467; transition: color 0.2s; }
.footer-legal a:hover { color: #98A2B3; }

/* ─── BLOG PAGE ──────────────────────────────────────────────────── */
.blogs-hero {
  padding-top: calc(var(--nav-h) + 60px);
  padding-bottom: 60px;
  background: var(--off-white);
  border-bottom: 1px solid var(--gray-100);
}
.blogs-hero-inner { max-width: 720px; }
.blogs-title {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--gray-900);
  margin-bottom: 16px;
  line-height: 1.1;
}
.blogs-subtitle { font-size: 1rem; color: var(--gray-600); line-height: 1.75; max-width: 540px; }
.blogs-filters {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-top: 32px;
}
.filter-btn {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 8px 18px;
  border-radius: 100px;
  border: 1.5px solid var(--gray-200);
  background: white;
  color: var(--gray-600);
  transition: all 0.2s;
}
.filter-btn:hover, .filter-btn.active {
  background: var(--blue);
  color: white;
  border-color: var(--blue);
}
.blogs-main { padding: 64px 0; }
.blogs-featured {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 32px;
  margin-bottom: 48px;
}
.blog-card-full {
  display: flex;
  flex-direction: column;
}
.bcard-img {
  background: var(--gray-900);
  border-radius: var(--radius-md) var(--radius-md) 0 0;
  aspect-ratio: 16/8;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}
.bcard-img-pattern {
  position: absolute;
  inset: 0;
  background-image: linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
  background-size: 24px 24px;
}
.bcard-img-emoji { position: relative; z-index: 1; font-size: 3rem; }
.bcard-body {
  flex: 1;
  padding: 28px 32px;
  background: var(--white);
  border: 1px solid var(--gray-100);
  border-top: none;
  border-radius: 0 0 var(--radius-md) var(--radius-md);
  display: flex;
  flex-direction: column;
}
.bcard-cat { font-size: 0.68rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--teal); margin-bottom: 10px; }
.bcard-title {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--gray-900);
  margin-bottom: 12px;
  line-height: 1.25;
}
.bcard-title a { color: inherit; }
.bcard-title a:hover { color: var(--blue); }
.bcard-excerpt { font-size: 0.88rem; color: var(--gray-600); line-height: 1.75; margin-bottom: 20px; flex: 1; }
.bcard-meta { display: flex; gap: 16px; font-size: 0.75rem; color: var(--gray-400); font-weight: 500; margin-bottom: 16px; }
.blogs-list { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.blog-card-grid {}

/* ─── Blog Post Page ─────────────────────────────────────────────── */
.post-hero {
  padding-top: calc(var(--nav-h) + 48px);
  padding-bottom: 48px;
  background: var(--off-white);
  border-bottom: 1px solid var(--gray-100);
}
.post-hero-inner { max-width: 760px; }
.post-back {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--gray-400);
  margin-bottom: 24px;
  transition: color 0.2s;
}
.post-back:hover { color: var(--blue); }
.post-cat { font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.1em; color: var(--teal); margin-bottom: 14px; }
.post-title {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  color: var(--gray-900);
  line-height: 1.1;
  margin-bottom: 16px;
}
.post-excerpt { font-size: 1.05rem; color: var(--gray-600); line-height: 1.8; margin-bottom: 24px; }
.post-meta { display: flex; gap: 20px; font-size: 0.8rem; color: var(--gray-400); font-weight: 500; }
.post-body-wrap {
  max-width: 760px;
  margin: 0 auto;
  padding: 64px 32px;
}
.post-body h2 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--gray-900);
  margin: 40px 0 16px;
}
.post-body h3 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  color: var(--gray-900);
  margin: 28px 0 12px;
}
.post-body p { font-size: 1rem; color: var(--gray-700, #344054); line-height: 1.85; margin-bottom: 20px; }
.post-body ul, .post-body ol { padding-left: 24px; margin-bottom: 20px; }
.post-body li { font-size: 1rem; color: var(--gray-700, #344054); line-height: 1.8; margin-bottom: 6px; }
.post-body a { color: var(--blue); text-decoration: underline; text-underline-offset: 2px; }
.post-body strong { font-weight: 600; }
.post-related { background: var(--off-white); padding: 64px 0; border-top: 1px solid var(--gray-100); }

/* ─── Scroll reveal ──────────────────────────────────────────────── */
.reveal { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* ─── Mobile nav ─────────────────────────────────────────────────── */
@media (max-width: 900px) {
  .hero-content { grid-template-columns: 1fr; gap: 48px; }
  .hero-right { order: -1; }
  .hero-visual { max-width: 480px; margin: 0 auto; }
  .about-layout { grid-template-columns: 1fr; gap: 48px; }
  .testimonials-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .blogs-featured { grid-template-columns: 1fr; }
  .cta-inner { grid-template-columns: 1fr; gap: 48px; }
  .footer-top { grid-template-columns: 1fr 1fr; gap: 32px; }
  .case-item { grid-template-columns: 1fr; }
  .case-metrics { padding: 32px 48px; flex-direction: row; flex-wrap: wrap; gap: 20px; }
}
@media (max-width: 768px) {
  :root { --nav-h: 64px; }
  .container { padding: 0 20px; }
  .section { padding: 64px 0; }
  .services-grid { grid-template-columns: 1fr; }
  .industries-grid { grid-template-columns: 1fr; }
  .about-pillars { grid-template-columns: 1fr; }
  .blogs-list { grid-template-columns: 1fr; }
  .nav-links { display: none; flex-direction: column; position: fixed; top: var(--nav-h); left: 0; right: 0; background: white; padding: 24px 20px 32px; overflow-y: auto; gap: 4px; z-index: 899; box-shadow: 0 8px 32px rgba(16,24,40,0.15); border-bottom: 1px solid var(--gray-100); }
  .nav-links.open { display: flex; height: fit-content;}
  .nav-links a { font-size: 1rem; padding: 12px 16px; border-radius: var(--radius-sm); color: var(--gray-800); }
  .nav-links a:hover, .nav-links a.active { background: var(--gray-50); color: var(--gray-900); }
  .hamburger { display: flex; }
  /* Mobile nav backdrop */
  .nav-backdrop { display: none; position: fixed; inset: 0; top: var(--nav-h); background: rgba(10,14,23,0.4); z-index: 898; }
  .nav-backdrop.open { display: block; }
  .footer-top { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .form-row { grid-template-columns: 1fr; }
  .hero-stats { flex-wrap: wrap; gap: 20px; }
  .hero-stat { border-right: none; margin-right: 0; padding-right: 0; }
}

/* ─── WhatsApp Float Button ──────────────────────────────────── */
.wa-float {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 999;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: 10px;
}

.wa-tooltip {
  background: var(--gray-900);
  color: white;
  font-size: 0.78rem;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: 8px;
  white-space: nowrap;
  opacity: 0;
  transform: translateX(10px);
  transition: all 0.25s ease;
  pointer-events: none;
  box-shadow: 0 4px 16px rgba(0,0,0,0.2);
  position: relative;
}

.wa-tooltip::after {
  content: '';
  position: absolute;
  right: 18px;
  bottom: -5px;
  width: 10px;
  height: 6px;
  background: var(--gray-900);
  clip-path: polygon(0 0, 100% 0, 50% 100%);
}

.wa-float:hover .wa-tooltip {
  opacity: 1;
  transform: translateX(0);
}

.wa-btn {
  width: 56px;
  height: 56px;
  background: #25D366;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.45);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
  cursor: pointer;
  position: relative;
  text-decoration: none;
}

.wa-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37, 211, 102, 0.55);
}

/* WhatsApp icon sizing — FA path needs slight padding nudge */
.wa-btn svg {
  width: 28px;
  height: 28px;
  display: block;
  flex-shrink: 0;
}

.wa-pulse {
  position: absolute;
  inset: 0;
  border-radius: 50%;
  background: #25D366;
  animation: waPulse 2.5s ease-out infinite;
  z-index: -1;
}

@keyframes waPulse {
  0%   { transform: scale(1);   opacity: 0.65; }
  70%  { transform: scale(1.55); opacity: 0;   }
  100% { transform: scale(1.55); opacity: 0;   }
}

@media (max-width: 768px) {
  .wa-float { bottom: 20px; right: 16px; }
  .wa-btn   { width: 50px; height: 50px; }
  .wa-btn svg { width: 25px; height: 25px; }
}

/* Logos Styling*/
.nav-logo-img {
  height: 70px;
  width: auto;
  display: block;
  object-fit: contain;
}

.footer-logo-img {
  height: 110px;
  width: auto;
  display: block;
  object-fit: contain;
  margin-bottom: 20px;
}

/* Blog Page */
.ins-hero {
      padding-top: calc(var(--nav-h) + 56px);
      background: var(--white);
      border-bottom: 1px solid var(--gray-100);
    }
    .ins-hero-grid {
      display: grid;
      grid-template-columns: 1fr 1fr;
      gap: 64px;
      align-items: flex-end;
      padding-bottom: 48px;
    }
    .ins-hero-title {
      font-family: var(--font-display);
      font-size: clamp(2.6rem, 5vw, 4rem);
      font-weight: 800;
      letter-spacing: -0.04em;
      color: var(--gray-900);
      line-height: 1.06;
      margin-bottom: 20px;
    }
    .ins-hero-title em { font-style: normal; color: var(--blue); }
    .ins-hero-sub {
      font-size: 1rem;
      color: var(--gray-600);
      line-height: 1.8;
      max-width: 420px;
    }

    /* Featured hero card */
    .ins-feat-card {
      display: block;
      background: var(--gray-900);
      border-radius: var(--radius-xl);
      overflow: hidden;
      position: relative;
      padding: 36px 32px 28px;
      min-height: 240px;
      display: flex;
      flex-direction: column;
      justify-content: flex-end;
      text-decoration: none;
      transition: transform 0.3s ease, box-shadow 0.3s ease;
      box-shadow: 0 16px 48px rgba(0,0,0,0.18);
    }
    .ins-feat-card:hover { transform: translateY(-4px); box-shadow: 0 24px 60px rgba(0,0,0,0.24); }
    .ins-feat-card-bg {
      position: absolute; inset: 0;
      background:
        linear-gradient(145deg, rgba(0,82,204,0.4) 0%, rgba(0,168,107,0.15) 60%, transparent 100%),
        linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
      background-size: auto, 28px 28px, 28px 28px;
    }
    .ins-feat-card-icon {
      position: absolute; top: 24px; right: 28px;
      font-size: 3rem; opacity: 0.35;
    }
    .ins-feat-pill {
      position: relative;
      display: inline-flex; align-items: center; gap: 6px;
      background: rgba(52,211,153,0.12);
      border: 1px solid rgba(52,211,153,0.3);
      color: #34D399;
      font-size: 0.65rem; font-weight: 700;
      letter-spacing: 0.1em; text-transform: uppercase;
      padding: 4px 12px; border-radius: 100px;
      margin-bottom: 14px; width: fit-content;
    }
    .ins-feat-pill-dot { width: 5px; height: 5px; border-radius: 50%; background: #34D399; animation: blink 2s ease infinite; }
    .ins-feat-title {
      position: relative;
      font-family: var(--font-display);
      font-size: 1.2rem; font-weight: 700;
      color: white; letter-spacing: -0.02em; line-height: 1.3;
      margin-bottom: 14px;
    }
    .ins-feat-meta {
      position: relative;
      display: flex; gap: 10px;
      font-size: 0.72rem; color: rgba(255,255,255,0.4); font-weight: 500;
    }
    .ins-feat-arrow {
      position: absolute; top: 24px; left: 32px;
      font-size: 0.72rem; font-weight: 600; letter-spacing: 0.04em;
      color: rgba(255,255,255,0.3); text-transform: uppercase;
    }

    /* Stats strip */
    .ins-stats-bar {
      background: var(--gray-50);
      border-top: 1px solid var(--gray-100);
    }
    .ins-stats-row {
      display: flex; padding: 14px 0;
    }
    .ins-stat-item {
      display: flex; align-items: center; gap: 10px;
      padding: 0 28px;
      border-right: 1px solid var(--gray-200);
    }
    .ins-stat-item:first-child { padding-left: 0; }
    .ins-stat-item:last-child { border-right: none; }
    .ins-stat-num {
      font-family: var(--font-display);
      font-size: 1.25rem; font-weight: 800;
      color: var(--gray-900); letter-spacing: -0.03em;
    }
    .ins-stat-lbl { font-size: 0.72rem; color: var(--gray-400); font-weight: 500; }

    /* Body layout */
    .ins-body { padding: 60px 0 100px; }
    .ins-layout {
      display: grid;
      grid-template-columns: 210px 1fr;
      gap: 52px;
      align-items: flex-start;
    }

    /* Sidebar */
    .ins-sidebar { position: sticky; top: calc(var(--nav-h) + 24px); }
    .ins-sidebar-heading {
      font-size: 0.65rem; font-weight: 700;
      letter-spacing: 0.14em; text-transform: uppercase;
      color: var(--gray-400); margin-bottom: 10px; padding-left: 2px;
    }
    .ins-cat-nav { display: flex; flex-direction: column; gap: 2px; margin-bottom: 32px; }
    .ins-cat-btn {
      display: flex; align-items: center; justify-content: space-between;
      padding: 8px 10px; border-radius: var(--radius-sm);
      font-size: 0.83rem; font-weight: 500;
      color: var(--gray-600); background: none; border: none;
      cursor: pointer; text-align: left; width: 100%;
      transition: all 0.15s;
    }
    .ins-cat-btn:hover { background: var(--gray-50); color: var(--gray-900); }
    .ins-cat-btn.active { background: var(--blue-light); color: var(--blue); font-weight: 600; }
    .ins-cat-count {
      font-size: 0.68rem; font-weight: 600;
      color: var(--gray-400); background: var(--gray-100);
      padding: 1px 7px; border-radius: 100px;
    }
    .ins-cat-btn.active .ins-cat-count { background: rgba(0,82,204,0.1); color: var(--blue); }

    /* CTA box in sidebar */
    .ins-sidebar-cta {
      background: var(--gray-900); border-radius: var(--radius-md);
      padding: 20px;
    }
    .ins-sidebar-cta h4 {
      font-family: var(--font-display);
      font-size: 0.88rem; font-weight: 700;
      color: white; letter-spacing: -0.01em; margin-bottom: 6px;
    }
    .ins-sidebar-cta p { font-size: 0.73rem; color: #6B7DB3; line-height: 1.6; margin-bottom: 14px; }
    .ins-sidebar-cta-input {
      width: 100%; padding: 8px 10px;
      border: 1.5px solid rgba(255,255,255,0.08);
      background: rgba(255,255,255,0.05);
      color: white; font-size: 0.78rem;
      border-radius: var(--radius-sm); outline: none;
      font-family: var(--font-body); margin-bottom: 8px;
      transition: border-color 0.2s;
    }
    .ins-sidebar-cta-input::placeholder { color: #3D5066; }
    .ins-sidebar-cta-input:focus { border-color: var(--blue); }
    .ins-sidebar-cta-btn {
      width: 100%; padding: 9px;
      background: var(--blue); color: white;
      border: none; border-radius: var(--radius-sm);
      font-size: 0.78rem; font-weight: 600;
      cursor: pointer; font-family: var(--font-body);
      transition: background 0.15s;
    }
    .ins-sidebar-cta-btn:hover { background: #1D4ED8; }

    /* Feed */
    .ins-feed-header {
      display: flex; align-items: center; justify-content: space-between;
      margin-bottom: 20px; padding-bottom: 16px;
      border-bottom: 1.5px solid var(--gray-100);
    }
    .ins-feed-count { font-size: 0.82rem; color: var(--gray-400); font-weight: 500; }
    .ins-sort-select {
      border: 1.5px solid var(--gray-200); border-radius: var(--radius-sm);
      padding: 5px 10px; font-size: 0.78rem; color: var(--gray-700);
      background: white; outline: none; font-family: var(--font-body); cursor: pointer;
    }

    /* Article row */
    .art-card {
      display: grid; grid-template-columns: 76px 1fr;
      gap: 18px; padding: 22px 14px;
      border-bottom: 1px solid var(--gray-100);
      text-decoration: none;
      border-radius: var(--radius-sm);
      transition: background 0.15s, padding 0.15s;
      margin: 0 -14px;
    }
    .art-card:hover { background: var(--gray-50); }
    .art-card:first-child { padding-top: 0; }

    .art-card-thumb {
      width: 76px; height: 76px;
      border-radius: 10px; background: var(--gray-900);
      display: flex; align-items: center; justify-content: center;
      font-size: 1.5rem; flex-shrink: 0; position: relative; overflow: hidden;
    }
    .art-card-thumb-grid {
      position: absolute; inset: 0;
      background-image:
        linear-gradient(rgba(255,255,255,0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.03) 1px, transparent 1px);
      background-size: 10px 10px;
    }
    .art-card-thumb-icon { position: relative; z-index: 1; }

    .art-card-body { display: flex; flex-direction: column; gap: 5px; justify-content: center; }

    .art-card-top {
      display: flex; align-items: center; gap: 8px; flex-wrap: wrap;
    }
    .art-card-cat {
      font-size: 0.62rem; font-weight: 700;
      text-transform: uppercase; letter-spacing: 0.1em; color: var(--teal);
    }
    .art-card-sep { color: var(--gray-200); font-size: 0.7rem; }
    .art-card-date { font-size: 0.72rem; color: var(--gray-400); font-weight: 500; }
    .art-card-featured {
      font-size: 0.6rem; font-weight: 700; letter-spacing: 0.06em;
      text-transform: uppercase; color: var(--orange);
      background: var(--orange-light); padding: 2px 8px; border-radius: 100px;
    }

    .art-card-title {
      font-family: var(--font-display);
      font-size: 0.98rem; font-weight: 700;
      color: var(--gray-900); letter-spacing: -0.015em; line-height: 1.35;
      transition: color 0.15s;
    }
    .art-card:hover .art-card-title { color: var(--blue); }

    .art-card-excerpt {
      font-size: 0.8rem; color: var(--gray-500); line-height: 1.65;
      display: -webkit-box; -webkit-line-clamp: 2;
      -webkit-box-orient: vertical; overflow: hidden;
    }

    .art-card-bottom {
      display: flex; align-items: center; gap: 14px; margin-top: 2px;
    }
    .art-card-author {
      display: flex; align-items: center; gap: 5px;
      font-size: 0.7rem; color: var(--gray-400); font-weight: 500;
    }
    .art-card-avatar {
      width: 16px; height: 16px; border-radius: 50%;
      background: var(--blue); color: white;
      display: flex; align-items: center; justify-content: center;
      font-size: 0.48rem; font-weight: 700; flex-shrink: 0;
    }
    .art-card-time {
      display: flex; align-items: center; gap: 4px;
      font-size: 0.7rem; color: var(--gray-400);
    }
    .art-card-arrow {
      margin-left: auto; color: var(--gray-300);
      font-size: 0.85rem; transition: all 0.2s;
    }
    .art-card:hover .art-card-arrow { color: var(--blue); transform: translateX(4px); }

    /* Empty */
    .ins-empty {
      text-align: center; padding: 80px 20px; display: none;
    }
    .ins-empty-emoji { font-size: 3rem; margin-bottom: 14px; }
    .ins-empty h3 {
      font-family: var(--font-display); font-size: 1.4rem;
      font-weight: 700; color: var(--gray-800); margin-bottom: 8px;
    }
    .ins-empty p { font-size: 0.9rem; color: var(--gray-400); }

    /* Load more */
    .ins-load-more { text-align: center; padding-top: 32px; }

    /* CTA section */
    .ins-cta-section {
      background: var(--gray-900); padding: 72px 0;
      position: relative; overflow: hidden;
    }
    .ins-cta-section::before {
      content: ''; position: absolute;
      top: -60px; right: -60px;
      width: 280px; height: 280px;
      background: rgba(0,82,204,0.18);
      border-radius: 50%; filter: blur(80px);
    }
    .ins-cta-row {
      position: relative;
      display: flex; align-items: center;
      justify-content: space-between; gap: 40px; flex-wrap: wrap;
    }
    .ins-cta-title {
      font-family: var(--font-display);
      font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800;
      color: white; letter-spacing: -0.03em; line-height: 1.15; margin-bottom: 8px;
    }
    .ins-cta-sub { font-size: 0.88rem; color: #6B7DB3; }
    .ins-cta-btns { display: flex; gap: 12px; flex-wrap: wrap; flex-shrink: 0; }

    /* Responsive */
    @media (max-width: 900px) {
      .ins-hero-grid { grid-template-columns: 1fr; gap: 32px; }
      .ins-layout { grid-template-columns: 1fr; }
      .ins-sidebar { position: static; }
      .ins-cat-nav { flex-direction: row; flex-wrap: wrap; gap: 6px; }
      .ins-cat-btn { width: auto; }
    }
    @media (max-width: 600px) {
      .ins-hero-title { font-size: 2.2rem; }
      .art-card { grid-template-columns: 56px 1fr; gap: 12px; }
      .art-card-thumb { width: 56px; height: 56px; }
      .ins-stats-row { flex-wrap: wrap; gap: 10px; }
      .ins-stat-item { padding: 0 16px; }
    }


/* Blog Details Page */
 /* ══════════════════════════════════════════════════════════════
       ARTICLE DETAIL — SCOPED STYLES
       ══════════════════════════════════════════════════════════════ */

    /* ── Article Header ───────────────────────────────────────── */
    .art-header {
      padding-top: calc(var(--nav-h) + 0px);
      background: var(--gray-900);
      position: relative;
      overflow: hidden;
    }
    .art-header-bg {
      position: absolute; inset: 0;
      background:
        linear-gradient(145deg, rgba(0,82,204,0.35) 0%, rgba(0,168,107,0.12) 50%, transparent 100%),
        linear-gradient(rgba(255,255,255,0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.02) 1px, transparent 1px);
      background-size: auto, 32px 32px, 32px 32px;
    }
    .art-header-blob {
      position: absolute;
      border-radius: 50%; filter: blur(100px); pointer-events: none;
    }
    .art-header-blob-1 { width: 400px; height: 400px; background: rgba(0,82,204,0.2); top: -100px; right: -100px; }
    .art-header-blob-2 { width: 250px; height: 250px; background: rgba(0,168,107,0.12); bottom: -60px; left: 100px; }

    .art-header-inner {
      position: relative; z-index: 2;
      max-width: 820px;
      padding: 52px 0 56px;
    }
    .art-back {
      display: inline-flex; align-items: center; gap: 8px;
      font-size: 0.78rem; font-weight: 600;
      color: rgba(255,255,255,0.35);
      margin-bottom: 28px;
      text-decoration: none;
      transition: color 0.2s;
    }
    .art-back:hover { color: rgba(255,255,255,0.7); }
    .art-back svg { transition: transform 0.2s; }
    .art-back:hover svg { transform: translateX(-3px); }

    .art-header-cat {
      display: inline-flex; align-items: center; gap: 8px;
      font-size: 0.65rem; font-weight: 700;
      text-transform: uppercase; letter-spacing: 0.12em;
      color: #34D399;
      background: rgba(52,211,153,0.1);
      border: 1px solid rgba(52,211,153,0.25);
      padding: 4px 14px; border-radius: 100px;
      margin-bottom: 20px;
    }

    .art-header-title {
      font-family: var(--font-display);
      font-size: clamp(1.8rem, 4vw, 3rem);
      font-weight: 800;
      color: white;
      letter-spacing: -0.04em;
      line-height: 1.1;
      margin-bottom: 20px;
    }

    .art-header-excerpt {
      font-size: 1.05rem;
      color: rgba(255,255,255,0.55);
      line-height: 1.75;
      margin-bottom: 28px;
      max-width: 640px;
    }

    .art-header-meta {
      display: flex; align-items: center; gap: 0;
      flex-wrap: wrap;
    }
    .art-meta-author {
      display: flex; align-items: center; gap: 10px;
      padding-right: 20px; margin-right: 20px;
      border-right: 1px solid rgba(255,255,255,0.1);
    }
    .art-meta-avatar {
      width: 36px; height: 36px;
      background: var(--blue); color: white;
      border-radius: 50%;
      display: flex; align-items: center; justify-content: center;
      font-size: 0.72rem; font-weight: 700; flex-shrink: 0;
    }
    .art-meta-name { font-size: 0.82rem; font-weight: 600; color: rgba(255,255,255,0.7); }
    .art-meta-role { font-size: 0.72rem; color: rgba(255,255,255,0.3); }

    .art-meta-items {
      display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
    }
    .art-meta-item {
      display: flex; align-items: center; gap: 5px;
      font-size: 0.75rem; color: rgba(255,255,255,0.35); font-weight: 500;
    }
    .art-meta-item svg { opacity: 0.5; }

    /* ── Article reading area ─────────────────────────────────── */
    .art-reading {
      background: var(--white);
      padding: 64px 0 96px;
    }
    .art-reading-layout {
      display: grid;
      grid-template-columns: 1fr 300px;
      gap: 64px;
      align-items: flex-start;
    }

    /* Main article body */
    .art-content {}
    .art-body {
      font-family: var(--font-body);
      font-size: 1.05rem;
      line-height: 1.85;
      color: #2D3748;
    }
    .art-body h2 {
      font-family: var(--font-display);
      font-size: 1.65rem; font-weight: 700;
      letter-spacing: -0.025em; color: var(--gray-900);
      margin: 48px 0 16px; line-height: 1.2;
    }
    .art-body h3 {
      font-family: var(--font-display);
      font-size: 1.2rem; font-weight: 700;
      letter-spacing: -0.015em; color: var(--gray-900);
      margin: 32px 0 12px;
    }
    .art-body p { margin-bottom: 22px; }
    .art-body ul, .art-body ol {
      padding-left: 0; margin-bottom: 22px;
      display: flex; flex-direction: column; gap: 8px;
    }
    .art-body li {
      padding-left: 20px; position: relative; line-height: 1.75;
    }
    .art-body ul li::before {
      content: ''; position: absolute; left: 0; top: 11px;
      width: 5px; height: 5px; border-radius: 50%;
      background: var(--blue);
    }
    .art-body ol { counter-reset: ol; }
    .art-body ol li { counter-increment: ol; }
    .art-body ol li::before {
      content: counter(ol)'.'; position: absolute; left: 0;
      font-weight: 600; font-size: 0.85rem; color: var(--blue);
    }
    .art-body a { color: var(--blue); text-decoration: underline; text-underline-offset: 3px; }
    .art-body strong { font-weight: 600; color: var(--gray-900); }
    .art-body em { font-style: italic; color: var(--gray-700); }
    .art-body blockquote {
      border-left: 3px solid var(--blue);
      padding: 16px 24px;
      background: var(--blue-light);
      border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
      margin: 28px 0;
      font-style: italic; color: var(--gray-700);
    }
    .art-body code {
      background: var(--gray-100); padding: 2px 6px;
      border-radius: 4px; font-size: 0.85em;
      font-family: 'SF Mono', 'Fira Code', monospace;
      color: #c7254e;
    }
    .art-body pre {
      background: var(--gray-900); padding: 20px 24px;
      border-radius: var(--radius-md); overflow-x: auto; margin: 24px 0;
    }
    .art-body pre code {
      background: none; padding: 0; color: #e2e8f0;
      font-size: 0.875rem; line-height: 1.7;
    }

    /* Article footer */
    .art-footer-bar {
      margin-top: 56px; padding-top: 28px;
      border-top: 1.5px solid var(--gray-100);
      display: flex; align-items: center; justify-content: space-between;
      flex-wrap: wrap; gap: 16px;
    }
    .art-footer-bar-left { font-size: 0.82rem; color: var(--gray-400); }
    .art-footer-bar-right { display: flex; gap: 10px; }
    .art-share-btn {
      display: flex; align-items: center; gap: 6px;
      padding: 8px 14px;
      border: 1.5px solid var(--gray-200);
      border-radius: var(--radius-sm);
      font-size: 0.78rem; font-weight: 600;
      color: var(--gray-600); background: white;
      cursor: pointer; font-family: var(--font-body);
      transition: all 0.15s; text-decoration: none;
    }
    .art-share-btn:hover { border-color: var(--gray-400); color: var(--gray-900); }

    /* ── Sticky Sidebar ───────────────────────────────────────── */
    .art-sidebar {
      position: sticky;
      top: calc(var(--nav-h) + 28px);
      display: flex; flex-direction: column; gap: 20px;
    }

    /* Table of contents */
    .art-toc {
      background: var(--gray-50);
      border: 1px solid var(--gray-100);
      border-radius: var(--radius-md);
      padding: 20px;
    }
    .art-toc-title {
      font-size: 0.65rem; font-weight: 700;
      letter-spacing: 0.12em; text-transform: uppercase;
      color: var(--gray-400); margin-bottom: 12px;
    }
    .art-toc-list { display: flex; flex-direction: column; gap: 2px; }
    .art-toc-item {
      display: block;
      padding: 6px 10px;
      font-size: 0.8rem; color: var(--gray-600);
      border-radius: var(--radius-sm);
      text-decoration: none; line-height: 1.4;
      transition: all 0.15s;
      border-left: 2px solid transparent;
    }
    .art-toc-item:hover { background: white; color: var(--blue); border-left-color: var(--blue); }
    .art-toc-item.active { color: var(--blue); font-weight: 600; border-left-color: var(--blue); background: white; }

    /* Article info card */
    .art-info-card {
      background: white;
      border: 1px solid var(--gray-100);
      border-radius: var(--radius-md);
      padding: 20px;
    }
    .art-info-title {
      font-size: 0.65rem; font-weight: 700;
      letter-spacing: 0.12em; text-transform: uppercase;
      color: var(--gray-400); margin-bottom: 14px;
    }
    .art-info-row {
      display: flex; gap: 10px; align-items: flex-start;
      margin-bottom: 12px;
    }
    .art-info-row:last-child { margin-bottom: 0; }
    .art-info-icon { font-size: 0.9rem; margin-top: 1px; flex-shrink: 0; }
    .art-info-label { font-size: 0.68rem; color: var(--gray-400); font-weight: 500; margin-bottom: 1px; }
    .art-info-val { font-size: 0.8rem; color: var(--gray-800); font-weight: 500; }

    /* CTA card in sidebar */
    .art-sidebar-cta {
      background: var(--gray-900);
      border-radius: var(--radius-md);
      padding: 22px;
    }
    .art-sidebar-cta h4 {
      font-family: var(--font-display);
      font-size: 0.95rem; font-weight: 700;
      color: white; letter-spacing: -0.01em;
      margin-bottom: 8px; line-height: 1.3;
    }
    .art-sidebar-cta p { font-size: 0.75rem; color: #6B7DB3; line-height: 1.6; margin-bottom: 14px; }
    .art-sidebar-cta a {
      display: block; text-align: center;
      background: var(--blue); color: white;
      border-radius: var(--radius-sm);
      padding: 10px; font-size: 0.8rem; font-weight: 600;
      text-decoration: none; transition: background 0.15s;
    }
    .art-sidebar-cta a:hover { background: #1D4ED8; }

    /* ── Related posts ─────────────────────────────────────────── */
    .art-related {
      background: var(--off-white);
      padding: 64px 0;
      border-top: 1px solid var(--gray-100);
    }
    .art-related-title {
      font-family: var(--font-display);
      font-size: 1.4rem; font-weight: 700;
      color: var(--gray-900); letter-spacing: -0.02em;
      margin-bottom: 32px;
    }
    .art-related-grid {
      display: grid;
      grid-template-columns: repeat(3, 1fr);
      gap: 20px;
    }
    .art-related-card {
      background: white;
      border: 1px solid var(--gray-100);
      border-radius: var(--radius-md);
      overflow: hidden;
      text-decoration: none;
      display: flex; flex-direction: column;
      transition: all 0.25s;
    }
    .art-related-card:hover { box-shadow: var(--shadow-md); transform: translateY(-3px); border-color: var(--gray-200); }
    .art-related-thumb {
      background: var(--gray-900); aspect-ratio: 16/8;
      display: flex; align-items: center; justify-content: center;
      font-size: 1.8rem; position: relative; overflow: hidden;
    }
    .art-related-thumb-grid {
      position: absolute; inset: 0;
      background-image: linear-gradient(rgba(255,255,255,0.025) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,0.025) 1px, transparent 1px);
      background-size: 16px 16px;
    }
    .art-related-thumb-icon { position: relative; z-index: 1; }
    .art-related-body { padding: 20px; flex: 1; }
    .art-related-cat {
      font-size: 0.62rem; font-weight: 700;
      text-transform: uppercase; letter-spacing: 0.1em;
      color: var(--teal); margin-bottom: 8px;
    }
    .art-related-title2 {
      font-family: var(--font-display);
      font-size: 0.92rem; font-weight: 700;
      color: var(--gray-900); letter-spacing: -0.01em;
      line-height: 1.35; margin-bottom: 10px;
      transition: color 0.15s;
    }
    .art-related-card:hover .art-related-title2 { color: var(--blue); }
    .art-related-meta { font-size: 0.72rem; color: var(--gray-400); font-weight: 500; }

    /* ── Progress bar ─────────────────────────────────────────── */
    .read-progress {
      position: fixed; top: var(--nav-h); left: 0; right: 0;
      height: 3px; background: var(--gray-100); z-index: 850;
    }
    .read-progress-fill {
      height: 100%; background: linear-gradient(90deg, var(--blue), var(--teal));
      width: 0%; transition: width 0.1s linear;
    }

    /* ── Responsive ─────────────────────────────────────────────── */
    @media (max-width: 1024px) {
      .art-reading-layout { grid-template-columns: 1fr; }
      .art-sidebar { position: static; flex-direction: row; flex-wrap: wrap; }
      .art-toc { display: none; }
      .art-info-card, .art-sidebar-cta { flex: 1; min-width: 240px; }
    }
    @media (max-width: 768px) {
      .art-header-inner { padding: 40px 0 44px; }
      .art-header-title { font-size: 1.8rem; }
      .art-reading { padding: 44px 0 72px; }
      .art-related-grid { grid-template-columns: 1fr; }
      .art-meta-author { display: none; }
      .art-sidebar { flex-direction: column; }
    }