/* BeezNez Tech homepage design system */
:root {
  --bz-yellow: #FACC15;
  --bz-yellow-dark: #E8B90A;
  --bz-black: #111111;
  --bz-white: #FFFFFF;
  --bz-gray-50: #FAFAFA;
  --bz-gray-100: #F1F1F1;
  --bz-gray-300: #D4D4D4;
  --bz-gray-500: #737373;
  --bz-gray-700: #404040;
  --bz-radius: 14px;
  --bz-ease: cubic-bezier(0.22, 1, 0.36, 1);
  --bz-font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

#bz-home { font-family: var(--bz-font); color: var(--bz-black); background: var(--bz-white); overflow-x: hidden; }
#bz-home * { box-sizing: border-box; }
#bz-home img { max-width: 100%; height: auto; display: block; }

.bz-container { max-width: 1240px; margin: 0 auto; padding: 0 24px; }
.bz-section { padding: 72px 0; }
.bz-section-alt { background: var(--bz-gray-50); }
.bz-section-title { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; margin: 0 0 8px; letter-spacing: -0.02em; }
.bz-section-sub { color: var(--bz-gray-500); font-size: 1.05rem; margin: 0; max-width: 560px; }
.bz-section-head { display: flex; justify-content: space-between; align-items: flex-end; gap: 24px; margin-bottom: 32px; flex-wrap: wrap; }

.bz-link-arrow { display: inline-flex; align-items: center; gap: 6px; font-weight: 600; color: var(--bz-black); text-decoration: none; border-bottom: 2px solid var(--bz-yellow); padding-bottom: 2px; transition: gap 250ms var(--bz-ease); }
.bz-link-arrow:hover { gap: 12px; }

/* Buttons */
.bz-btn { display: inline-flex; align-items: center; gap: 8px; padding: 14px 28px; border-radius: 999px; font-weight: 700; text-decoration: none; font-size: 0.98rem; transition: transform 300ms var(--bz-ease), box-shadow 300ms var(--bz-ease), background 300ms var(--bz-ease); border: 2px solid transparent; }
.bz-btn-primary { background: var(--bz-yellow); color: var(--bz-black); }
.bz-btn-primary:hover { transform: translateY(-3px); box-shadow: 0 12px 24px rgba(250,204,21,0.35); background: var(--bz-yellow-dark); }
.bz-btn-secondary { background: transparent; color: var(--bz-white); border-color: rgba(255,255,255,0.35); }
.bz-btn-secondary:hover { transform: translateY(-3px); border-color: var(--bz-white); background: rgba(255,255,255,0.08); }

/* Badges */
.bz-badge { display: inline-block; background: var(--bz-black); color: var(--bz-yellow); font-size: 0.72rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.04em; padding: 4px 10px; border-radius: 6px; margin-bottom: 10px; }
.bz-card-dark .bz-badge, .bz-card-dark .bz-excerpt, .bz-card-dark h3 { color: var(--bz-white); }
/* HERO */
.bz-hero { position: relative; background: var(--bz-black); color: var(--bz-white); padding: 100px 0 88px; overflow: hidden; }
.bz-hero-content { position: relative; z-index: 2; text-align: center; }
.bz-eyebrow { color: var(--bz-yellow); font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; font-size: 0.85rem; margin: 0 0 14px; }
.bz-hero-heading { font-size: clamp(2.6rem, 6vw, 4.4rem); font-weight: 800; margin: 0 0 18px; letter-spacing: -0.03em; }
.bz-hero-sub { font-size: 1.15rem; color: rgba(255,255,255,0.75); max-width: 640px; margin: 0 auto 36px; line-height: 1.6; }
.bz-hero-ctas { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

.bz-hero-visual { position: absolute; inset: 0; z-index: 1; pointer-events: none; }
.bz-orb { position: absolute; border-radius: 50%; filter: blur(60px); opacity: 0.35; animation: bzFloat 9s ease-in-out infinite; }
.bz-orb-1 { width: 340px; height: 340px; background: var(--bz-yellow); top: -80px; left: 8%; }
.bz-orb-2 { width: 260px; height: 260px; background: #6366f1; bottom: -60px; right: 10%; animation-delay: -4s; }
.bz-node { position: absolute; width: 10px; height: 10px; border-radius: 50%; background: var(--bz-yellow); box-shadow: 0 0 16px 4px rgba(250,204,21,0.5); animation: bzFloat 7s ease-in-out infinite; }
.bz-node-1 { top: 22%; left: 18%; }
.bz-node-2 { top: 60%; left: 82%; animation-delay: -2.5s; }
.bz-node-3 { top: 78%; left: 30%; animation-delay: -5s; }
.bz-card-float { position: absolute; background: rgba(255,255,255,0.06); border: 1px solid rgba(255,255,255,0.14); backdrop-filter: blur(6px); color: rgba(255,255,255,0.85); font-weight: 700; font-size: 0.8rem; padding: 10px 16px; border-radius: 10px; animation: bzFloat 8s ease-in-out infinite; transform-style: preserve-3d; }
.bz-card-float-1 { top: 16%; right: 16%; animation-delay: -1s; }
.bz-card-float-2 { top: 68%; left: 10%; animation-delay: -3.5s; }
.bz-card-float-3 { bottom: 12%; right: 26%; animation-delay: -6s; }

@keyframes bzFloat { 0%, 100% { transform: translateY(0) translateZ(0); } 50% { transform: translateY(-18px) translateZ(20px); } }
/* Cards - shared */
.bz-tilt { transform-style: preserve-3d; will-change: transform; }
.bz-card, .bz-card-small, .bz-topic-card, .bz-featured-main { display: block; background: var(--bz-white); border: 1px solid var(--bz-gray-100); border-radius: var(--bz-radius); overflow: hidden; text-decoration: none; color: inherit; transition: transform 350ms var(--bz-ease), box-shadow 350ms var(--bz-ease), border-color 350ms var(--bz-ease); position: relative; }
.bz-card:hover, .bz-card-small:hover, .bz-featured-main:hover { box-shadow: 0 20px 40px rgba(17,17,17,0.12); border-color: var(--bz-yellow); }
.bz-card-img, .bz-featured-img, .bz-card-small-img { overflow: hidden; aspect-ratio: 16/10; background: var(--bz-gray-100); }
.bz-card-img img, .bz-featured-img img, .bz-card-small-img img { width: 100%; height: 100%; object-fit: cover; transition: transform 500ms var(--bz-ease); }
.bz-card:hover .bz-card-img img, .bz-featured-main:hover .bz-featured-img img, .bz-card-small:hover .bz-card-small-img img { transform: scale(1.05); }
.bz-card-body { padding: 20px; }
.bz-card-body h3 { font-size: 1.1rem; font-weight: 700; margin: 0 0 8px; line-height: 1.35; }
.bz-card-body h4 { font-size: 0.98rem; font-weight: 700; margin: 0 0 6px; line-height: 1.35; }
.bz-excerpt { color: var(--bz-gray-500); font-size: 0.92rem; line-height: 1.55; margin: 0 0 12px; }
.bz-meta { display: flex; gap: 8px; font-size: 0.8rem; color: var(--bz-gray-500); }
.bz-card-dark { background: var(--bz-black); border-color: #2a2a2a; }
.bz-card-dark .bz-excerpt { color: rgba(255,255,255,0.65); }

/* Featured grid */
.bz-featured-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: 24px; align-items: stretch; }
.bz-featured-main .bz-card-body h3 { font-size: 1.5rem; }
.bz-featured-side { display: flex; flex-direction: column; gap: 18px; }
.bz-card-small { display: flex; gap: 14px; padding: 12px; align-items: center; }
.bz-card-small-img { width: 96px; height: 72px; flex: 0 0 auto; border-radius: 10px; aspect-ratio: unset; }
.bz-card-small .bz-card-body { padding: 0; }

/* Grids */
.bz-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }

/* Topics */
.bz-topics-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
.bz-topic-card { padding: 26px; text-align: left; position: relative; }
.bz-topic-name { display: block; font-size: 1.15rem; font-weight: 800; margin-bottom: 6px; }
.bz-topic-count { display: block; color: var(--bz-gray-500); font-size: 0.85rem; }
.bz-topic-arrow { position: absolute; top: 24px; right: 24px; font-size: 1.2rem; transition: transform 300ms var(--bz-ease); }
.bz-topic-card:hover { border-color: var(--bz-yellow); box-shadow: 0 16px 32px rgba(17,17,17,0.1); }
.bz-topic-card:hover .bz-topic-arrow { transform: translateX(4px); }
/* Trending */
.bz-trending-list { list-style: none; margin: 0; padding: 0; border-top: 1px solid var(--bz-gray-100); }
.bz-trending-list li { border-bottom: 1px solid var(--bz-gray-100); }
.bz-trending-list a { display: flex; align-items: center; gap: 20px; padding: 20px 8px; text-decoration: none; color: var(--bz-black); transition: padding-left 300ms var(--bz-ease), color 300ms var(--bz-ease); }
.bz-trending-list a:hover { padding-left: 16px; color: var(--bz-yellow-dark); }
.bz-trending-num { font-size: 1.6rem; font-weight: 800; color: var(--bz-gray-300); width: 44px; flex: 0 0 auto; }
.bz-trending-title { font-weight: 600; flex: 1; }
.bz-trending-arrow { opacity: 0; transition: opacity 300ms var(--bz-ease), transform 300ms var(--bz-ease); }
.bz-trending-list a:hover .bz-trending-arrow { opacity: 1; transform: translateX(4px); }

/* AI Feature section */
.bz-section-feature { background: var(--bz-black); color: var(--bz-white); }
.bz-section-feature .bz-section-title, .bz-section-feature .bz-section-sub { color: var(--bz-white); }
.bz-section-feature .bz-section-sub { color: rgba(255,255,255,0.65); }
.bz-feature-head { margin-bottom: 32px; text-align: center; }
.bz-feature-head .bz-section-sub { margin: 0 auto; }
.bz-feature-cta { text-align: center; margin-top: 40px; }

/* Newsletter */
.bz-section-newsletter { background: var(--bz-yellow); }
.bz-newsletter-inner { text-align: center; max-width: 640px; }
.bz-newsletter-inner h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; margin: 0 0 10px; }
.bz-newsletter-inner p { margin: 0 0 28px; color: rgba(17,17,17,0.75); }
.bz-newsletter-form { display: flex; gap: 10px; flex-wrap: wrap; justify-content: center; }
.bz-newsletter-form input { flex: 1 1 200px; padding: 14px 18px; border-radius: 999px; border: 2px solid rgba(17,17,17,0.15); font-size: 0.95rem; transition: border-color 250ms var(--bz-ease); background: var(--bz-white); }
.bz-newsletter-form input:focus { outline: none; border-color: var(--bz-black); }
.bz-newsletter-form .bz-btn-primary { background: var(--bz-black); color: var(--bz-white); flex: 0 0 auto; }
.bz-newsletter-form .bz-btn-primary:hover { background: #000; box-shadow: 0 12px 24px rgba(0,0,0,0.25); }
.bz-newsletter-note { font-size: 0.82rem; margin-top: 16px !important; }
.bz-newsletter-success { font-weight: 700; background: rgba(17,17,17,0.08); padding: 10px 18px; border-radius: 10px; display: inline-block; margin-bottom: 20px !important; }

/* About */
.bz-about { text-align: center; max-width: 720px; margin-left: auto; margin-right: auto; }
.bz-about-text { font-size: 1.1rem; color: var(--bz-gray-700); line-height: 1.6; }
.bz-about-tagline { font-weight: 800; color: var(--bz-yellow-dark); font-size: 1.1rem; margin-bottom: 24px; }

/* Scroll reveal */
.bz-reveal { opacity: 0; transform: translateY(24px); transition: opacity 700ms var(--bz-ease), transform 700ms var(--bz-ease); }
.bz-reveal.bz-in { opacity: 1; transform: translateY(0); }
/* Responsive */
@media (max-width: 1024px) {
  .bz-grid-3 { grid-template-columns: repeat(2, 1fr); }
  .bz-topics-grid { grid-template-columns: repeat(2, 1fr); }
  .bz-featured-grid { grid-template-columns: 1fr; }
}
@media (max-width: 768px) {
  .bz-section { padding: 52px 0; }
  .bz-hero { padding: 72px 0 64px; }
  .bz-hero-ctas { flex-direction: column; align-items: stretch; }
  .bz-hero-ctas .bz-btn { justify-content: center; }
  .bz-grid-3 { grid-template-columns: 1fr; }
  .bz-topics-grid { grid-template-columns: 1fr; }
  .bz-card-float { display: none; }
  .bz-section-head { flex-direction: column; align-items: flex-start; }
  .bz-newsletter-form { flex-direction: column; }
  .bz-newsletter-form input, .bz-newsletter-form .bz-btn { width: 100%; }
}
@media (max-width: 480px) {
  .bz-card-small { flex-direction: column; align-items: flex-start; }
  .bz-card-small-img { width: 100%; height: 140px; }
}

/* Accessibility */
#bz-home a:focus-visible, #bz-home button:focus-visible, #bz-home input:focus-visible {
  outline: 3px solid var(--bz-yellow-dark); outline-offset: 2px;
}
.screen-reader-text { position: absolute !important; width: 1px; height: 1px; overflow: hidden; clip: rect(1px,1px,1px,1px); }

@media (prefers-reduced-motion: reduce) {
  #bz-home * { animation: none !important; transition: none !important; }
  .bz-reveal { opacity: 1; transform: none; }
  .bz-tilt { transform: none !important; }
}