/* =========================================================
   COYYN — GLOBAL STYLES
   Static, animated 3D-inspired UI, no external libs
   ========================================================= */

:root {
  --primary: #00d4ff;
  --primary-dark: #0099cc;
  --secondary: #7c3aed;
  --accent: #f59e0b;
  --bg: #050817;
  --bg-2: #0a0e27;
  --bg-3: #111634;
  --text: #e0e7ff;
  --text-dim: #94a3b8;
  --text-mute: #64748b;
  --border: rgba(124, 58, 237, 0.2);
  --border-light: rgba(0, 212, 255, 0.15);
  --grad-1: linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
  --grad-2: linear-gradient(135deg, #7c3aed 0%, #ec4899 100%);
  --grad-3: linear-gradient(135deg, #00d4ff 0%, #10b981 100%);
  --grad-text: linear-gradient(135deg, #00d4ff 0%, #7c3aed 50%, #ec4899 100%);
  --shadow-glow: 0 0 40px rgba(0, 212, 255, 0.25);
  --shadow-card: 0 20px 60px rgba(0, 0, 0, 0.4);
  --radius: 16px;
  --radius-lg: 24px;
  --transition: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
}

* { margin: 0; padding: 0; box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
  overflow-x: hidden;
  position: relative;
  min-height: 100vh;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary); }

.container {
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== ANIMATED BACKGROUND CANVAS ===== */
#bg-canvas {
  position: fixed;
  inset: 0;
  z-index: -1;
  background:
    radial-gradient(ellipse at top left, rgba(0, 212, 255, 0.15), transparent 50%

),
    radial-gradient(ellipse at bottom right, rgba(124, 58, 237, 0.15), transparent 50%),
    radial-gradient(ellipse at center, rgba(236, 72, 153, 0.05), transparent 70%),
    var(--bg);
  overflow: hidden;
}
#bg-canvas::before, #bg-canvas::after {
  content: '';
  position: absolute;
  border-radius: 50%;
  filter: blur(80px);
  opacity: 0.4;
  animation: floatBlob 18s ease-in-out infinite;
}
#bg-canvas::before {
  width: 500px; height: 500px;
  background: radial-gradient(circle, #00d4ff, transparent 70%);
  top: -150px; left: -150px;
}
#bg-canvas::after {
  width: 600px; height: 600px;
  background: radial-gradient(circle, #7c3aed, transparent 70%);
  bottom: -200px; right: -200px;
  animation-delay: -9s;
}
@keyframes floatBlob {
  0%, 100% { transform: translate(0, 0) scale(1); }
  33% { transform: translate(80px, -50px) scale(1.1); }
  66% { transform: translate(-60px, 60px) scale(0.95); }
}

/* ===== GRID OVERLAY ===== */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: -1;
  background-image:
    linear-gradient(rgba(0, 212, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 212, 255, 0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 75%);
  pointer-events: none;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 {
  font-family: 'Space Grotesk', 'Inter', sans-serif;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}
h1 { font-size: clamp(2.4rem, 5vw, 4rem); }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); margin-bottom: 1rem; }
h3 { font-size: clamp(1.2rem, 2vw, 1.5rem); margin-bottom: 0.75rem; }
h4 { font-size: 1.1rem; margin-bottom: 0.5rem; }
p { color: var(--text-dim); margin-bottom: 1rem; }

.grad-text {
  background: var(--grad-text);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  background-size: 200% auto;
  animation: gradShift 6s linear infinite;
}
@keyframes gradShift {
  0% { background-position: 0% center; }
  100% { background-position: 200% center; }
}

/* ===== HEADER ===== */
.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  padding: 18px 0;
  background: rgba(5, 8, 23, 0.7);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-light);
  transition: padding var(--transition);
}
.site-header.scrolled { padding: 12px 0; }
.nav-wrap {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}
.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: 'Space Grotesk', sans-serif;
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--text);
}
.logo-mark {
  width: 36px; height: 36px;
  display: flex; align-items: center; justify-content: center;
  background: var(--grad-1);
  border-radius: 10px;
  color: white;
  font-weight: 800;
  box-shadow: 0 0 20px rgba(0, 212, 255, 0.5);
}
.main-nav {
  display: flex;
  gap: 8px;
  align-items: center;
}
.main-nav a {
  padding: 8px 16px;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--text-dim);
  transition: all var(--transition);
}
.main-nav a:hover { color: var(--text); background: rgba(0, 212, 255, 0.08); }
.main-nav a.active {
  color: var(--primary);
  background: rgba(0, 212, 255, 0.1);
}
.menu-btn {
  display: none;
  background: transparent;
  border: 1px solid var(--border-light);
  border-radius: 8px;
  width: 42px; height: 42px;
  cursor: pointer;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 4px;
}
.menu-btn span {
  display: block;
  width: 20px; height: 2px;
  background: var(--text);
  transition: all var(--transition);
}
.menu-btn.open span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
.menu-btn.open span:nth-child(2) { opacity: 0; }
.menu-btn.open span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }

/* ===== HERO ===== */
.hero {
  padding: 160px 0 100px;
  position: relative;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 60px;
  align-items: center;
}
.badge {
  display: inline-block;
  padding: 6px 14px;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid var(--border-light);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  color: var(--primary);
  margin-bottom: 24px;
  letter-spacing: 0.05em;
}
.hero h1 { margin-bottom: 24px; }
.hero-content > p { font-size: 1.1rem; max-width: 580px; }
.hero-cta {
  display: flex;
  gap: 16px;
  margin-top: 32px;
  flex-wrap: wrap;
}
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 14px 28px;
  border-radius: 12px;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: all var(--transition);
  white-space: nowrap;
}
.btn-primary {
  background: var(--grad-1);
  color: white;
  box-shadow: 0 10px 30px rgba(0, 212, 255, 0.3);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 40px rgba(0, 212, 255, 0.5);
  color: white;
}
.btn-ghost {
  background: transparent;
  color: var(--text);
  border: 1px solid var(--border-light);
}
.btn-ghost:hover {
  background: rgba(0, 212, 255, 0.08);
  border-color: var(--primary);
}
.btn-lg { padding: 18px 36px; font-size: 1rem; }

.hero-stats {
  display: flex;
  gap: 40px;
  margin-top: 48px;
  flex-wrap: wrap;
}
.hero-stats > div { display: flex; flex-direction: column; }
.hero-stats strong {
  font-size: 2rem;
  font-family: 'Space Grotesk', sans-serif;
  color: var(--primary);
}
.hero-stats span {
  font-size: 0.85rem;
  color: var(--text-mute);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* ===== ORBIT VISUAL ===== */
.hero-visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  height: 500px;
}
.orbit-wrap {
  position: relative;
  width: 400px; height: 400px;
  perspective: 1000px;
}
.orbit {
  position: absolute;
  top: 50%; left: 50%;
  border: 1px dashed rgba(0, 212, 255, 0.25);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  animation: orbitSpin 20s linear infinite;
}
.orbit-1 { width: 200px; height: 200px; animation-duration: 12s; }
.orbit-2 { width: 300px; height: 300px; animation-duration: 18s; animation-direction: reverse; }
.orbit-3 { width: 400px; height: 400px; animation-duration: 25s; }
@keyframes orbitSpin { to { transform: translate(-50%, -50%) rotate(360deg); } }
.node {
  position: absolute;
  top: -10px; left: 50%;
  width: 20px; height: 20px;
  border-radius: 50%;
  transform: translateX(-50%);
  box-shadow: 0 0 20px currentColor;
}
.node-1 { background: #00d4ff; color: #00d4ff; }
.node-2 { background: #7c3aed; color: #7c3aed; top: 50%; left: -10px; transform: translateY(-50%); }
.node-3 { background: #ec4899; color: #ec4899; top: auto; bottom: -10px; }
.core {
  position: absolute;
  top: 50%; left: 50%;
  width: 120px; height: 120px;
  transform: translate(-50%, -50%);
  background: var(--grad-1);
  border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  font-size: 3rem;
  font-weight: 800;
  color: white;
  font-family: 'Space Grotesk', sans-serif;
  box-shadow:
    0 0 60px rgba(0, 212, 255, 0.6),
    inset 0 0 30px rgba(255, 255, 255, 0.2);
  animation: corePulse 3s ease-in-out infinite;
}
@keyframes corePulse {
  0%, 100% { box-shadow: 0 0 60px rgba(0, 212, 255, 0.6), inset 0 0 30px rgba(255, 255, 255, 0.2); }
  50% { box-shadow: 0 0 100px rgba(124, 58, 237, 0.8), inset 0 0 40px rgba(255, 255, 255, 0.3); }
}

/* ===== SECTIONS ===== */
.section { padding: 100px 0; position: relative; }
.section-alt { background: linear-gradient(180deg, transparent, rgba(124, 58, 237, 0.05), transparent); }
.section-dark { background: var(--bg-2); }
.section-head {
  text-align: center;
  max-width: 800px;
  margin: 0 auto 60px;
}
.section-tag {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(124, 58, 237, 0.15);
  color: var(--secondary);
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 16px;
  letter-spacing: 0.05em;
  text-transform: uppercase;
}
.section-head p { font-size: 1.05rem; }

/* ===== FEATURE GRID ===== */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 24px;
}
.feature-card {
  padding: 32px;
  background: rgba(10, 14, 39, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  backdrop-filter: blur(20px);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.feature-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--grad-1);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.feature-card:hover {
  transform: translateY(-8px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}
.feature-card:hover::before { transform: scaleX(1); }
.feature-icon {
  width: 56px; height: 56px;
  background: rgba(0, 212, 255, 0.1);
  border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  color: var(--primary);
}
.feature-icon svg { width: 28px; height: 28px; }
.feature-card h3 { color: var(--text); }
.feature-card p { font-size: 0.95rem; margin: 0; }

/* ===== TWO COLUMN ===== */
.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.two-col-visual {
  position: relative;
  height: 500px;
  perspective: 1200px;
}
.float-card {
  position: absolute;
  padding: 20px 24px;
  background: rgba(10, 14, 39, 0.85);
  border: 1px solid var(--border-light);
  border-radius: 14px;
  backdrop-filter: blur(20px);
  box-shadow: var(--shadow-card);
  animation: floatY 6s ease-in-out infinite;
  min-width: 200px;
}
.card-a { top: 5%; left: 10%; animation-delay: 0s; }
.card-b { top: 20%; right: 5%; animation-delay: -1.5s; }
.card-c { bottom: 20%; left: 5%; animation-delay: -3s; }
.card-d { bottom: 5%; right: 10%; animation-delay: -4.5s; }
@keyframes floatY {
  0%, 100% { transform: translateY(0) rotateX(0); }
  50% { transform: translateY(-20px) rotateX(2deg); }
}
.card-icon { font-size: 1.8rem; margin-bottom: 8px; }
.float-card h4 { font-size: 1rem; margin-bottom: 4px; }
.float-card p { font-size: 0.8rem; margin: 0; color: var(--text-mute); }
.check-list {
  list-style: none;
  margin: 24px 0 32px;
}
.check-list li {
  position: relative;
  padding-left: 32px;
  margin-bottom: 12px;
  color: var(--text-dim);
}
.check-list li::before {
  content: '✓';
  position: absolute;
  left: 0; top: 0;
  width: 22px; height: 22px;
  background: var(--grad-1);
  border-radius: 50%;
  color: white;
  font-size: 0.75rem;
  font-weight: 700;
  display: flex; align-items: center; justify-content: center;
}

/* ===== CATEGORY GRID ===== */
.category-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.category-card {
  display: block;
  padding: 36px 32px;
  background: rgba(10, 14, 39, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  backdrop-filter: blur(20px);
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}
.category-card::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 3px;
  background: var(--grad-1);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition);
}
.category-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: var(--shadow-glow);
}
.category-card:hover::after { transform: scaleX(1); }
.category-icon { font-size: 2.5rem; margin-bottom: 20px; }
.category-card h3 { color: var(--text); }
.category-card p { font-size: 0.95rem; margin-bottom: 20px; }
.card-link {
  color: var(--primary);
  font-weight: 600;
  font-size: 0.9rem;
}

/* ===== INSIGHT GRID ===== */
.insight-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}
.insight-item {
  padding: 28px;
  background: rgba(5, 8, 23, 0.5);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  border-left: 3px solid var(--primary);
  transition: all var(--transition);
}
.insight-item:hover {
  transform: translateX(6px);
  border-color: var(--secondary);
}
.insight-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 0.85rem;
  color: var(--primary);
  font-weight: 700;
  letter-spacing: 0.1em;
  margin-bottom: 12px;
}
.insight-item h4 { color: var(--text); margin-bottom: 8px; }
.insight-item p { font-size: 0.9rem; margin: 0; }

/* ===== BLOG GRID ===== */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 28px;
}
.blog-card {
  display: block;
  background: rgba(10, 14, 39, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
}
.blog-card:hover {
  transform: translateY(-8px);
  border-color: var(--primary);
  box-shadow: var(--shadow-card);
}
.blog-img {
  height: 180px;
  position: relative;
  display: flex; align-items: flex-end;
  padding: 16px;
}
.blog-cat {
  background: rgba(5, 8, 23, 0.85);
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.75rem;
  font-weight: 600;
  color: white;
  backdrop-filter: blur(10px);
}
.blog-hero-img {
  width: 100%;
  height: 400px;
  background-size: cover;
  background-position: center;
  border-radius: var(--radius);
  margin-bottom: 32px;
}
.blog-body { padding: 24px; }
.blog-body h3 {
  color: var(--text);
  font-size: 1.15rem;
  margin-bottom: 12px;
  line-height: 1.4;
}
.blog-body p {
  font-size: 0.9rem;
  margin-bottom: 16px;
  display: -webkit-box;
  -webkit-line-clamp: 3;
  -webkit-box-orient: vertical;
  overflow: hidden;
}
.blog-meta {
  color: var(--primary);
  font-size: 0.85rem;
  font-weight: 600;
}
.section-cta {
  text-align: center;
  margin-top: 48px;
}

/* ===== CTA BAND ===== */
.section-cta-band { padding: 60px 0; }
.cta-band {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  padding: 48px;
  background: linear-gradient(135deg, rgba(0, 212, 255, 0.1), rgba(124, 58, 237, 0.15));
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
  flex-wrap: wrap;
}
.cta-band h2 { margin-bottom: 8px; }
.cta-band p { margin: 0; font-size: 1.05rem; }

/* ===== PAGE HEADER (Inner pages) ===== */
.page-header {
  padding: 160px 0 80px;
  text-align: center;
  position: relative;
}
.page-header h1 { margin-bottom: 16px; }
.page-header p { max-width: 720px; margin: 0 auto; font-size: 1.1rem; }
.breadcrumb {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.85rem;
  color: var(--text-mute);
  margin-bottom: 24px;
  padding: 6px 14px;
  background: rgba(0, 212, 255, 0.08);
  border-radius: 100px;
}
.breadcrumb a { color: var(--text-dim); }
.breadcrumb a:hover { color: var(--primary); }

/* ===== ABOUT PAGE ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}
.about-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 40px;
}
.stat-box {
  padding: 24px;
  background: rgba(0, 212, 255, 0.05);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  text-align: center;
}
.stat-box strong {
  display: block;
  font-size: 2.2rem;
  font-family: 'Space Grotesk', sans-serif;
  color: var(--primary);
}
.stat-box span {
  font-size: 0.85rem;
  color: var(--text-mute);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.values-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
  margin-top: 40px;
}
.value-card {
  padding: 32px;
  background: rgba(10, 14, 39, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  transition: all var(--transition);
}
.value-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
}
.value-num {
  font-family: 'Space Grotesk', sans-serif;
  font-size: 1.5rem;
  color: var(--secondary);
  font-weight: 700;
  margin-bottom: 12px;
}
.value-card h3 { font-size: 1.2rem; }
.value-card p { font-size: 0.9rem; margin: 0; }

/* ===== BLOG PAGE ===== */
.blog-listing {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 28px;
}
.blog-list-card {
  background: rgba(10, 14, 39, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  overflow: hidden;
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}
.blog-list-card:hover {
  transform: translateY(-6px);
  border-color: var(--primary);
  box-shadow: var(--shadow-card);
}
.blog-list-card .blog-body { flex: 1; display: flex; flex-direction: column; }
.blog-list-card .blog-body p { flex: 1; }

/* ===== SINGLE POST (BLOG DETAIL) ===== */
.post-wrap {
  display: grid;
  grid-template-columns: 1fr 320px;
  gap: 48px;
  margin-top: 40px;
}
.post-content {
  background: rgba(10, 14, 39, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  padding: 48px;
  backdrop-filter: blur(20px);
}
.post-content h2 { margin-top: 32px; margin-bottom: 16px; color: var(--text); }
.post-content h3 { margin-top: 24px; margin-bottom: 12px; color: var(--text); }
.post-content p { color: var(--text-dim); margin-bottom: 16px; font-size: 1rem; line-height: 1.8; }
.post-content ul, .post-content ol { margin: 16px 0 16px 24px; color: var(--text-dim); }
.post-content li { margin-bottom: 8px; }
.post-content blockquote {
  margin: 24px 0;
  padding: 20px 24px;
  background: rgba(0, 212, 255, 0.05);
  border-left: 4px solid var(--primary);
  border-radius: 8px;
  font-style: italic;
  color: var(--text);
}
.post-meta-row {
  display: flex;
  align-items: center;
  gap: 16px;
  margin-bottom: 24px;
  flex-wrap: wrap;
  font-size: 0.85rem;
  color: var(--text-mute);
}
.post-meta-row .pill {
  background: rgba(0, 212, 255, 0.1);
  color: var(--primary);
  padding: 4px 12px;
  border-radius: 100px;
  font-weight: 600;
}
.post-sidebar {
  position: sticky;
  top: 100px;
  align-self: start;
  display: flex;
  flex-direction: column;
  gap: 20px;
}
.side-card {
  padding: 24px;
  background: rgba(10, 14, 39, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius);
  backdrop-filter: blur(20px);
}
.side-card h4 { color: var(--text); margin-bottom: 16px; }
.side-card a {
  display: block;
  padding: 10px 0;
  border-bottom: 1px solid var(--border-light);
  color: var(--text-dim);
  font-size: 0.9rem;
  transition: all var(--transition);
}
.side-card a:last-child { border-bottom: none; }
.side-card a:hover { color: var(--primary); padding-left: 6px; }
.side-card a.active { color: var(--primary); font-weight: 600; }

/* ===== CATEGORIES PAGE ===== */
.category-block {
  margin-bottom: 60px;
  padding: 36px;
  background: rgba(10, 14, 39, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
}
.category-block-head {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
  padding-bottom: 20px;
  border-bottom: 1px solid var(--border-light);
}
.category-block-icon {
  font-size: 2.5rem;
  width: 70px; height: 70px;
  background: rgba(0, 212, 255, 0.1);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0;
}
.category-block h2 { margin: 0; }
.category-block .post-links {
  list-style: none;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}
.post-links li a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 14px 18px;
  background: rgba(0, 212, 255, 0.04);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  color: var(--text-dim);
  transition: all var(--transition);
}
.post-links li a:hover {
  background: rgba(0, 212, 255, 0.1);
  color: var(--text);
  transform: translateX(4px);
  border-color: var(--primary);
}
.post-links li a::before {
  content: '→';
  color: var(--primary);
  font-weight: 700;
}

/* ===== CONTACT PAGE ===== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
  margin-top: 40px;
}
.contact-info {
  padding: 40px;
  background: rgba(10, 14, 39, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
}
.contact-info h2 { margin-bottom: 16px; }
.contact-info > p { margin-bottom: 32px; }
.contact-item {
  display: flex;
  gap: 16px;
  padding: 20px 0;
  border-bottom: 1px solid var(--border-light);
}
.contact-item:last-child { border-bottom: none; }
.contact-item-icon {
  width: 48px; height: 48px;
  background: rgba(0, 212, 255, 0.1);
  border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  font-size: 1.4rem;
  flex-shrink: 0;
}
.contact-item h4 { font-size: 1rem; margin-bottom: 4px; }
.contact-item p, .contact-item a { color: var(--text-dim); font-size: 0.95rem; margin: 0; }
.contact-item a:hover { color: var(--primary); }

.contact-form-wrap {
  padding: 40px;
  background: rgba(10, 14, 39, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
}
.contact-form-wrap h2 { margin-bottom: 8px; }
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
  margin-bottom: 16px;
}
.form-group {
  margin-bottom: 16px;
}
.form-group label {
  display: block;
  margin-bottom: 6px;
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-dim);
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  background: rgba(5, 8, 23, 0.6);
  border: 1px solid var(--border-light);
  border-radius: 10px;
  color: var(--text);
  font-family: inherit;
  font-size: 0.95rem;
  transition: all var(--transition);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.15);
}
.form-group textarea {
  resize: vertical;
  min-height: 140px;
}
.form-note {
  font-size: 0.85rem;
  color: var(--text-mute);
  margin-top: 12px;
  margin-bottom: 0;
}
.form-success {
  display: none;
  padding: 16px;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.3);
  border-radius: 10px;
  color: #10b981;
  margin-top: 16px;
  font-size: 0.9rem;
}
.form-success.show { display: block; }

/* ===== FOOTER ===== */
.site-footer {
  background: var(--bg-2);
  border-top: 1px solid var(--border-light);
  padding: 60px 0 0;
  margin-top: 80px;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 40px;
  padding-bottom: 40px;
}
.footer-brand p { font-size: 0.9rem; margin-top: 16px; max-width: 320px; }
.footer-col h4 {
  font-size: 0.95rem;
  margin-bottom: 16px;
  color: var(--text);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}
.footer-col a {
  display: block;
  padding: 6px 0;
  color: var(--text-dim);
  font-size: 0.9rem;
  transition: all var(--transition);
}
.footer-col a:hover {
  color: var(--primary);
  padding-left: 4px;
}
.footer-bottom {
  padding: 20px 0;
  border-top: 1px solid var(--border-light);
  font-size: 0.85rem;
  color: var(--text-mute);
}
.footer-bottom .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
}
.footer-bottom p { margin: 0; color: var(--text-mute); }

/* ===== PRIVACY / DISCLAIMER PAGES ===== */
.legal-content {
  max-width: 900px;
  margin: 0 auto;
  padding: 48px;
  background: rgba(10, 14, 39, 0.6);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(20px);
}
.legal-content h1 { margin-bottom: 16px; }
.legal-content h2 { margin-top: 32px; font-size: 1.4rem; }
.legal-content p { color: var(--text-dim); }
.legal-content ul { margin: 12px 0 16px 24px; color: var(--text-dim); }
.legal-content li { margin-bottom: 6px; }

/* ===== SCROLL ANIMATIONS ===== */
[data-animate] {
  opacity: 0;
  transition: opacity 0.8s ease, transform 0.8s ease;
}
[data-animate="fade-up"] { transform: translateY(40px); }
[data-animate="fade-down"] { transform: translateY(-40px); }
[data-animate="fade-left"] { transform: translateX(40px); }
[data-animate="fade-right"] { transform: translateX(-40px); }
[data-animate="zoom-in"] { transform: scale(0.9); }
[data-animate].visible {
  opacity: 1;
  transform: translate(0, 0) scale(1);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
  .hero-grid, .two-col, .about-grid, .contact-grid, .post-wrap {
    grid-template-columns: 1fr;
  }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .hero-visual, .two-col-visual { height: 400px; }
  .post-sidebar { position: static; }
}
@media (max-width: 768px) {
  .section { padding: 60px 0; }
  .hero { padding: 130px 0 60px; }
  .menu-btn { display: flex; }
  .main-nav {
    position: absolute;
    top: 100%; left: 0; right: 0;
    flex-direction: column;
    padding: 16px;
    background: rgba(5, 8, 23, 0.98);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border-light);
    gap: 4px;
    transform: translateY(-20px);
    opacity: 0;
    pointer-events: none;
    transition: all var(--transition);
  }
  .main-nav.open {
    transform: translateY(0);
    opacity: 1;
    pointer-events: auto;
  }
  .main-nav a { width: 100%; padding: 12px 16px; }
  .hero-stats { gap: 24px; }
  .hero-stats strong { font-size: 1.5rem; }
  .orbit-wrap { width: 300px; height: 300px; }
  .orbit-1 { width: 150px; height: 150px; }
  .orbit-2 { width: 225px; height: 225px; }
  .orbit-3 { width: 300px; height: 300px; }
  .core { width: 90px; height: 90px; font-size: 2rem; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom .container { flex-direction: column; text-align: center; }
  .cta-band { flex-direction: column; text-align: center; padding: 32px; }
  .post-content, .legal-content, .contact-form-wrap, .contact-info { padding: 28px; }
  .category-block-head { flex-direction: column; text-align: center; }
  .float-card { min-width: 160px; padding: 14px 16px; }
}
@media (max-width: 480px) {
  .container { padding: 0 16px; }
  .hero h1 { font-size: 2rem; }
  .feature-grid, .category-grid, .insight-grid, .blog-grid, .blog-listing {
    grid-template-columns: 1fr;
  }
}