/* ═══════════════════════════════════════════════════
   NEXAPOWER — Premium Website Stylesheet
   ═══════════════════════════════════════════════════ */

/* ─── CSS Custom Properties ─── */
:root {
  --bg-primary:    #07070f;
  --bg-secondary:  #0d0d1a;
  --bg-card:       #0f0f1e;
  --bg-glass:      rgba(255,255,255,0.04);

  --color-cyan:    #00d4ff;
  --color-purple:  #7c3aed;
  --color-green:   #10b981;
  --color-amber:   #f59e0b;

  --gradient-main: linear-gradient(135deg, #00d4ff 0%, #7c3aed 100%);
  --gradient-glow: linear-gradient(135deg, rgba(0,212,255,0.15) 0%, rgba(124,58,237,0.15) 100%);

  --text-primary:  #e2e8f0;
  --text-secondary:#94a3b8;
  --text-muted:    #4a5568;

  --border-color:  rgba(255,255,255,0.08);
  --border-glow:   rgba(0,212,255,0.3);

  --radius-sm:  8px;
  --radius-md:  12px;
  --radius-lg:  20px;
  --radius-xl:  32px;

  --shadow-glow:    0 0 30px rgba(0,212,255,0.15);
  --shadow-purple:  0 0 30px rgba(124,58,237,0.2);
  --shadow-card:    0 8px 32px rgba(0,0,0,0.4);

  --nav-height: 72px;
  --section-pad: 120px;

  --font-heading: 'Space Grotesk', system-ui, sans-serif;
  --font-body:    'Inter', system-ui, sans-serif;

  --transition-fast:   0.2s ease;
  --transition-smooth: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --transition-spring: 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ─── Reset ─── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  cursor: none;
}
img, svg { display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { border: none; background: none; cursor: none; }
input, textarea, select {
  font-family: var(--font-body);
  outline: none;
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg-primary); }
::-webkit-scrollbar-thumb { background: var(--color-purple); border-radius: 3px; }

/* ─── Selection ─── */
::selection { background: rgba(0,212,255,0.2); color: var(--color-cyan); }

/* ════════════════════════════════════════════
   CUSTOM CURSOR
════════════════════════════════════════════ */
.cursor {
  width: 12px; height: 12px;
  background: var(--color-cyan);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9999;
  transform: translate(-50%, -50%);
  transition: transform 0.1s, width 0.2s, height 0.2s, background 0.2s;
  mix-blend-mode: difference;
}
.cursor-follower {
  width: 36px; height: 36px;
  border: 1.5px solid rgba(0,212,255,0.5);
  border-radius: 50%;
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 9998;
  transform: translate(-50%, -50%);
  transition: transform 0.15s ease, width 0.3s, height 0.3s, opacity 0.3s;
}
.cursor--hover { width: 24px; height: 24px; }
.cursor-follower--hover { width: 60px; height: 60px; border-color: var(--color-purple); opacity: 0.6; }

/* ════════════════════════════════════════════
   TYPOGRAPHY UTILITIES
════════════════════════════════════════════ */
.gradient-text {
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}
h1,h2,h3,h4,h5 { font-family: var(--font-heading); line-height: 1.2; }

/* ════════════════════════════════════════════
   LAYOUT
════════════════════════════════════════════ */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}
.section { padding: var(--section-pad) 0; position: relative; }

/* ─── Section Header ─── */
.section__header { text-align: center; margin-bottom: 64px; }
.section__tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  color: var(--color-cyan);
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.2);
  padding: 6px 16px;
  border-radius: 100px;
  margin-bottom: 16px;
}
.section__title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 700;
  margin-bottom: 16px;
}
.section__desc {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto;
}

/* ════════════════════════════════════════════
   BUTTONS
════════════════════════════════════════════ */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-md);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}
.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  opacity: 0;
  transition: opacity 0.3s;
}
.btn:hover::before { opacity: 1; }

.btn--primary {
  background: var(--gradient-main);
  color: #fff;
  box-shadow: 0 4px 20px rgba(0,212,255,0.3);
}
.btn--primary::before { background: rgba(255,255,255,0.1); }
.btn--primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(0,212,255,0.4);
}

.btn--ghost {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-color);
}
.btn--ghost::before { background: var(--bg-glass); }
.btn--ghost:hover {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
  transform: translateY(-2px);
}

.btn--lg { padding: 16px 32px; font-size: 1rem; border-radius: var(--radius-lg); }
.btn--sm { padding: 8px 16px; font-size: 0.85rem; }
.btn--full { width: 100%; justify-content: center; }

/* ════════════════════════════════════════════
   NAVIGATION
════════════════════════════════════════════ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-height);
  z-index: 1000;
  transition: var(--transition-smooth);
}
.nav--scrolled {
  background: rgba(7,7,15,0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: 0 4px 30px rgba(0,0,0,0.3);
}
.nav__inner {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  gap: 40px;
}
.nav__logo {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}
.nav__logo-icon {
  filter: drop-shadow(0 0 8px rgba(0,212,255,0.5));
}
.nav__logo-text {
  font-family: var(--font-heading);
  font-size: 1.3rem;
  font-weight: 700;
  color: var(--text-primary);
}
.nav__logo-text span { color: var(--color-cyan); }

.nav__links {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}
.nav__link {
  padding: 8px 16px;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-secondary);
  transition: var(--transition-fast);
  position: relative;
}
.nav__link::after {
  content: '';
  position: absolute;
  bottom: 4px; left: 16px; right: 16px;
  height: 1px;
  background: var(--color-cyan);
  transform: scaleX(0);
  transition: transform 0.3s ease;
  transform-origin: left;
}
.nav__link:hover { color: var(--text-primary); }
.nav__link:hover::after { transform: scaleX(1); }

.nav__cta { margin-left: 16px; }

.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  margin-left: auto;
}
.nav__hamburger span {
  display: block;
  width: 24px; height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition-smooth);
}

/* ════════════════════════════════════════════
   HERO
════════════════════════════════════════════ */
.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  position: relative;
  overflow: hidden;
  padding-top: var(--nav-height);
}

/* Background grid */
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  pointer-events: none;
}

.hero__particles {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
  min-height: calc(100vh - var(--nav-height));
}

.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--text-secondary);
  background: rgba(0,212,255,0.06);
  border: 1px solid rgba(0,212,255,0.15);
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 24px;
}
.badge__dot {
  width: 6px; height: 6px;
  background: var(--color-cyan);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.hero__headline {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.hero__sub {
  font-size: 1.1rem;
  color: var(--text-secondary);
  max-width: 480px;
  margin-bottom: 40px;
  line-height: 1.7;
}

.hero__actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.hero__stats {
  display: flex;
  gap: 32px;
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
}
.hero__stat {
  display: flex;
  flex-direction: column;
}
.stat__num {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-cyan);
  line-height: 1;
}
.hero__stat > span:not(.stat__num):not(.stat__label) {
  font-family: var(--font-heading);
  font-size: 2rem;
  font-weight: 700;
  color: var(--color-cyan);
  line-height: 1;
  display: inline;
}
.stat__label {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 4px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

/* Three.js Container */
.hero__visual {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
}
.three-container {
  width: 500px;
  height: 500px;
  position: relative;
  z-index: 1;
}
.three-container canvas {
  width: 100% !important;
  height: 100% !important;
}

/* Decorative rings around the 3D scene */
.hero__visual-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid;
  pointer-events: none;
}
.hero__visual-ring--1 {
  width: 540px; height: 540px;
  border-color: rgba(0,212,255,0.08);
  animation: ring-pulse 4s ease-in-out infinite;
}
.hero__visual-ring--2 {
  width: 620px; height: 620px;
  border-color: rgba(124,58,237,0.06);
  animation: ring-pulse 4s ease-in-out infinite 1s;
}

/* Floating labels around the orb */
.hero__visual-labels {
  position: absolute;
  inset: 0;
  pointer-events: none;
}
.visual-label {
  position: absolute;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  padding: 5px 10px;
  border-radius: 6px;
  background: rgba(7,7,15,0.85);
  border: 1px solid;
  backdrop-filter: blur(8px);
  animation: float-label 3s ease-in-out infinite;
}
.visual-label--d365    { top: 15%; left: -10%; border-color: rgba(0,212,255,0.4); color: var(--color-cyan); animation-delay: 0s; }
.visual-label--powerapp{ top: 70%; left: -5%;  border-color: rgba(124,58,237,0.4); color: #a78bfa; animation-delay: 0.8s; }
.visual-label--ai      { top: 10%; right: -5%; border-color: rgba(16,185,129,0.4); color: var(--color-green); animation-delay: 0.4s; }
.visual-label--pcf     { top: 75%; right: 5%;  border-color: rgba(245,158,11,0.4); color: var(--color-amber); animation-delay: 1.2s; }

.hero__scroll-hint {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 12px;
  color: var(--text-muted);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}
.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, var(--color-cyan), transparent);
  animation: scroll-pulse 2s ease-in-out infinite;
}

/* ════════════════════════════════════════════
   MARQUEE
════════════════════════════════════════════ */
.marquee-wrapper {
  overflow: hidden;
  background: var(--bg-secondary);
  border-top: 1px solid var(--border-color);
  border-bottom: 1px solid var(--border-color);
  padding: 20px 0;
}
.marquee__track {
  display: flex;
  gap: 0;
  width: max-content;
  animation: marquee-scroll 30s linear infinite;
}
.marquee__track span {
  white-space: nowrap;
  padding: 0 32px;
  font-size: 0.85rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--text-secondary);
  font-family: var(--font-heading);
}
.marquee__dot {
  color: var(--color-cyan) !important;
  padding: 0 4px !important;
  font-size: 0.5rem !important;
  vertical-align: middle;
}
.marquee:hover .marquee__track { animation-play-state: paused; }

/* ════════════════════════════════════════════
   SERVICES
════════════════════════════════════════════ */
.services { background: var(--bg-secondary); }
.services__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 24px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient-main);
  opacity: 0;
  transition: opacity 0.4s;
}
.service-card:hover {
  border-color: rgba(0,212,255,0.2);
  transform: translateY(-6px);
  box-shadow: var(--shadow-glow), var(--shadow-card);
}
.service-card:hover::before { opacity: 1; }

.service-card--featured {
  border-color: rgba(0,212,255,0.25);
  background: linear-gradient(135deg, rgba(0,212,255,0.05) 0%, rgba(124,58,237,0.05) 100%);
}
.service-card--featured::before { opacity: 1; }

.service-card__badge {
  position: absolute;
  top: 20px; right: 20px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 4px 12px;
  background: var(--gradient-main);
  color: #fff;
  border-radius: 100px;
}

.service-card__icon {
  width: 64px; height: 64px;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  transition: var(--transition-smooth);
}
.service-card:hover .service-card__icon {
  background: rgba(0,212,255,0.12);
  border-color: rgba(0,212,255,0.3);
  transform: scale(1.05);
}

.service-card__title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-bottom: 12px;
}
.service-card__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}
.service-card__list {
  margin-bottom: 24px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.service-card__list li {
  font-size: 0.85rem;
  color: var(--text-secondary);
  padding-left: 16px;
  position: relative;
}
.service-card__list li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--color-cyan);
  font-size: 0.8rem;
}
.service-card__link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-cyan);
  transition: gap 0.2s;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}
.service-card__link:hover { letter-spacing: 0.02em; }

/* ════════════════════════════════════════════
   ABOUT
════════════════════════════════════════════ */
.about { background: var(--bg-primary); overflow: hidden; }
.about__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: center;
}
.about__content p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.8;
}
.about__tags {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin: 24px 0 32px;
}
.tag {
  font-size: 0.8rem;
  font-weight: 600;
  padding: 5px 14px;
  background: rgba(124,58,237,0.1);
  border: 1px solid rgba(124,58,237,0.2);
  border-radius: 100px;
  color: #a78bfa;
}

.about__stats { position: relative; }
.stats-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.stat-box {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 32px 24px;
  transition: var(--transition-smooth);
}
.stat-box:hover { transform: translateY(-4px); border-color: rgba(0,212,255,0.2); }
.stat-box--accent {
  background: linear-gradient(135deg, rgba(0,212,255,0.06) 0%, rgba(124,58,237,0.06) 100%);
  border-color: rgba(0,212,255,0.12);
}
.stat-box__num {
  font-family: var(--font-heading);
  font-size: 2.5rem;
  font-weight: 700;
  background: var(--gradient-main);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  line-height: 1;
  margin-bottom: 8px;
}
.stat-box__label {
  font-size: 0.85rem;
  color: var(--text-muted);
  font-weight: 500;
}
.about__orb-bg {
  position: absolute;
  width: 400px; height: 400px;
  background: radial-gradient(circle, rgba(124,58,237,0.1) 0%, transparent 70%);
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  pointer-events: none;
  z-index: -1;
}

/* ════════════════════════════════════════════
   PRODUCTS
════════════════════════════════════════════ */
.products { background: var(--bg-secondary); }
.products__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.product-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 28px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}
.product-card:hover {
  transform: translateY(-8px);
  border-color: rgba(0,212,255,0.2);
  box-shadow: var(--shadow-glow), var(--shadow-card);
}
.product-card__glow {
  position: absolute;
  width: 200px; height: 200px;
  top: -50px; right: -50px;
  background: radial-gradient(circle, rgba(0,212,255,0.1) 0%, transparent 70%);
  pointer-events: none;
  transition: var(--transition-smooth);
}
.product-card__glow--purple { background: radial-gradient(circle, rgba(124,58,237,0.12) 0%, transparent 70%); }
.product-card__glow--green  { background: radial-gradient(circle, rgba(16,185,129,0.1) 0%, transparent 70%); }
.product-card:hover .product-card__glow { transform: scale(1.5); }

.product-card__header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  margin-bottom: 20px;
}
.product-card__icon {
  width: 52px; height: 52px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
}
.product-card__icon--blue   { background: rgba(0,212,255,0.1); border: 1px solid rgba(0,212,255,0.2); }
.product-card__icon--purple { background: rgba(124,58,237,0.1); border: 1px solid rgba(124,58,237,0.2); }
.product-card__icon--green  { background: rgba(16,185,129,0.1); border: 1px solid rgba(16,185,129,0.2); }

.product-card__tags { display: flex; gap: 6px; flex-wrap: wrap; }
.ptag {
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  padding: 3px 10px;
  border-radius: 100px;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.15);
  color: var(--color-cyan);
}
.ptag--purple { background: rgba(124,58,237,0.08); border-color: rgba(124,58,237,0.2); color: #a78bfa; }
.ptag--green  { background: rgba(16,185,129,0.08); border-color: rgba(16,185,129,0.2); color: var(--color-green); }

.product-card__name {
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.product-card__desc {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 16px;
}
.product-card__features {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-bottom: 20px;
  padding-top: 16px;
  border-top: 1px solid var(--border-color);
}
.product-card__features span {
  font-size: 0.75rem;
  color: var(--text-muted);
  padding: 4px 10px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-color);
  border-radius: 100px;
}
.product-card__footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
}
.product-card__more {
  font-size: 0.85rem;
  color: var(--color-cyan);
  font-weight: 600;
  transition: var(--transition-fast);
}
.product-card__more:hover { letter-spacing: 0.02em; }

/* ════════════════════════════════════════════
   BLOG PREVIEW
════════════════════════════════════════════ */
.blog-preview { background: var(--bg-primary); }
.blog__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}
.blog__cta { text-align: center; }

.blog-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition-smooth);
}
.blog-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,212,255,0.15);
  box-shadow: var(--shadow-card);
}

.blog-card__img {
  height: 200px;
  position: relative;
  overflow: hidden;
}
.blog-card__img--1 { background: linear-gradient(135deg, #0a2040 0%, #001a33 50%, #0d0a1f 100%); }
.blog-card__img--2 { background: linear-gradient(135deg, #1a0a30 0%, #150030 50%, #0a0a20 100%); }
.blog-card__img--3 { background: linear-gradient(135deg, #0a1a10 0%, #001a0d 50%, #0a0f0a 100%); }

/* Animated grid pattern on blog images */
.blog-card__img::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,212,255,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,212,255,0.06) 1px, transparent 1px);
  background-size: 30px 30px;
}
.blog-card__img--2::before {
  background-image:
    linear-gradient(rgba(124,58,237,0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,58,237,0.08) 1px, transparent 1px);
}
.blog-card__img--3::before {
  background-image:
    linear-gradient(rgba(16,185,129,0.06) 1px, transparent 1px),
    linear-gradient(90deg, rgba(16,185,129,0.06) 1px, transparent 1px);
}

.blog-card__overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15,15,30,0.9) 0%, transparent 60%);
}
/* When a real cover photo is used — remove grid overlay */
.blog-card__img--photo::before { display: none; }
.blog-card__category {
  position: absolute;
  top: 16px; left: 16px;
  font-size: 0.7rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 5px 12px;
  border-radius: 100px;
  background: rgba(7,7,15,0.8);
  border: 1px solid rgba(0,212,255,0.3);
  color: var(--color-cyan);
  backdrop-filter: blur(8px);
}
.blog-card--featured .blog-card__category {
  border-color: rgba(124,58,237,0.4);
  color: #a78bfa;
}

.blog-card__body { padding: 24px; }
.blog-card__meta {
  display: flex;
  gap: 16px;
  margin-bottom: 12px;
}
.blog-card__date, .blog-card__read {
  font-size: 0.8rem;
  color: var(--text-muted);
}
.blog-card__title {
  font-size: 1rem;
  font-weight: 700;
  line-height: 1.4;
  margin-bottom: 10px;
  transition: var(--transition-fast);
}
.blog-card:hover .blog-card__title { color: var(--color-cyan); }
.blog-card__excerpt {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}
.blog-card__link {
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-cyan);
  transition: var(--transition-fast);
}
.blog-card__link:hover { letter-spacing: 0.02em; }

/* ════════════════════════════════════════════
   CONTACT
════════════════════════════════════════════ */
.contact { background: var(--bg-secondary); }
.contact__inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 80px;
  align-items: start;
}
.contact__info p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin: 16px 0 32px;
}
.contact__details { display: flex; flex-direction: column; gap: 16px; }
.contact__detail {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}
.contact__detail-icon {
  font-size: 1.2rem;
  width: 40px; height: 40px;
  background: rgba(0,212,255,0.08);
  border: 1px solid rgba(0,212,255,0.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}
.contact__detail strong {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 2px;
}
.contact__detail span {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

.contact__form {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 40px;
}
.form-group {
  margin-bottom: 20px;
}
.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-secondary);
}
.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  padding: 12px 16px;
  color: var(--text-primary);
  font-size: 0.9rem;
  transition: border-color 0.3s;
}
.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}
.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-cyan);
  background: rgba(0,212,255,0.04);
}
.form-group select option { background: var(--bg-card); }
.form__note {
  text-align: center;
  font-size: 0.78rem;
  color: var(--text-muted);
  margin-top: 12px;
}

/* ════════════════════════════════════════════
   FOOTER
════════════════════════════════════════════ */
.footer {
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  padding: 64px 0 32px;
}
.footer__top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: 80px;
  margin-bottom: 48px;
}
.footer__brand .nav__logo { margin-bottom: 16px; }
.footer__tagline {
  font-size: 0.875rem;
  color: var(--text-muted);
  max-width: 280px;
  line-height: 1.6;
}
.footer__links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}
.footer__col h4 {
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-secondary);
  margin-bottom: 20px;
}
.footer__col a {
  display: block;
  font-size: 0.875rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  transition: var(--transition-fast);
}
.footer__col a:hover { color: var(--color-cyan); }

.footer__bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 32px;
  border-top: 1px solid var(--border-color);
}
.footer__bottom p { font-size: 0.85rem; color: var(--text-muted); }
.footer__social { display: flex; gap: 12px; }
.social-link {
  width: 36px; height: 36px;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--text-secondary);
  transition: var(--transition-fast);
}
.social-link:hover {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
  transform: translateY(-2px);
}

/* ════════════════════════════════════════════
   FLOATING TOUR BUTTON
════════════════════════════════════════════ */
.tour-trigger {
  position: fixed;
  bottom: 32px;
  right: 32px;
  z-index: 900;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 14px 22px;
  background: var(--gradient-main);
  color: #fff;
  font-family: var(--font-heading);
  font-size: 0.9rem;
  font-weight: 700;
  border-radius: 100px;
  box-shadow: 0 8px 32px rgba(0,212,255,0.3);
  transition: var(--transition-smooth);
  opacity: 0;
  pointer-events: none;
  transform: translateY(20px);
}
.tour-trigger.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.tour-trigger:hover {
  transform: translateY(-3px) scale(1.02);
  box-shadow: 0 12px 40px rgba(0,212,255,0.4);
}
.tour-trigger__pulse {
  position: absolute;
  inset: 0;
  border-radius: 100px;
  border: 2px solid rgba(0,212,255,0.5);
  animation: tour-pulse 2s ease-in-out infinite;
  pointer-events: none;
}

/* Back to top */
.back-to-top {
  position: fixed;
  bottom: 32px;
  left: 32px;
  z-index: 900;
  width: 44px; height: 44px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  color: var(--text-secondary);
  font-size: 1.1rem;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-smooth);
  opacity: 0;
  pointer-events: none;
  transform: translateY(10px);
}
.back-to-top.visible {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0);
}
.back-to-top:hover {
  border-color: var(--color-cyan);
  color: var(--color-cyan);
  transform: translateY(-3px);
}

/* ════════════════════════════════════════════
   GUIDED TOUR OVERLAY
════════════════════════════════════════════ */
.tour-overlay {
  position: fixed;
  inset: 0;
  z-index: 2000;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.4s;
  background: rgba(7,7,15,0.8);
  backdrop-filter: blur(2px);
}
.tour-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

/* Spotlight punch-out */
.tour-spotlight {
  position: absolute;
  border-radius: var(--radius-lg);
  box-shadow:
    0 0 0 4px rgba(0,212,255,0.5),
    0 0 0 9999px rgba(7,7,15,0.85);
  transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  pointer-events: none;
}

.tour-tooltip {
  position: absolute;
  width: 340px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 28px;
  box-shadow: 0 24px 64px rgba(0,0,0,0.5);
  transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
  z-index: 2001;
}
.tour-tooltip::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--gradient-main);
  border-radius: var(--radius-xl) var(--radius-xl) 0 0;
}

.tour-tooltip__step {
  font-size: 0.75rem;
  color: var(--text-muted);
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 12px;
}
.tour-tooltip__step span { color: var(--color-cyan); }

.tour-tooltip__title {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.tour-tooltip__desc {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 24px;
}

.tour-tooltip__actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-bottom: 16px;
}

.tour-progress {
  height: 3px;
  background: rgba(255,255,255,0.06);
  border-radius: 3px;
  overflow: hidden;
}
.tour-progress__bar {
  height: 100%;
  background: var(--gradient-main);
  border-radius: 3px;
  transition: width 0.4s ease;
}

/* ════════════════════════════════════════════
   REVEAL ANIMATIONS
════════════════════════════════════════════ */
.reveal-up {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-left {
  opacity: 0;
  transform: translateX(-40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-right {
  opacity: 0;
  transform: translateX(40px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal-up.in-view,
.reveal-left.in-view,
.reveal-right.in-view {
  opacity: 1;
  transform: translate(0, 0);
}

/* Staggered delay for grid children */
.services__grid .service-card:nth-child(1) { transition-delay: 0s; }
.services__grid .service-card:nth-child(2) { transition-delay: 0.1s; }
.services__grid .service-card:nth-child(3) { transition-delay: 0.2s; }
.services__grid .service-card:nth-child(4) { transition-delay: 0.3s; }

.products__grid .product-card:nth-child(1) { transition-delay: 0s; }
.products__grid .product-card:nth-child(2) { transition-delay: 0.1s; }
.products__grid .product-card:nth-child(3) { transition-delay: 0.2s; }
.products__grid .product-card:nth-child(4) { transition-delay: 0.3s; }

.blog__grid .blog-card:nth-child(1) { transition-delay: 0s; }
.blog__grid .blog-card:nth-child(2) { transition-delay: 0.1s; }
.blog__grid .blog-card:nth-child(3) { transition-delay: 0.2s; }

/* ════════════════════════════════════════════
   KEYFRAME ANIMATIONS
════════════════════════════════════════════ */
@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.6; transform: scale(0.8); }
}
@keyframes ring-pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.02); }
}
@keyframes float-label {
  0%, 100% { transform: translateY(0px); }
  50%       { transform: translateY(-8px); }
}
@keyframes scroll-pulse {
  0%, 100% { opacity: 0.4; transform: scaleY(1); }
  50%       { opacity: 1; transform: scaleY(1.2); }
}
@keyframes marquee-scroll {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}
@keyframes tour-pulse {
  0%   { transform: scale(1); opacity: 0.7; }
  100% { transform: scale(1.4); opacity: 0; }
}

/* ════════════════════════════════════════════
   RESPONSIVE
════════════════════════════════════════════ */
@media (max-width: 1024px) {
  :root { --section-pad: 80px; }
  .hero__content { grid-template-columns: 1fr; gap: 48px; text-align: center; }
  .hero__text { max-width: 600px; margin: 0 auto; }
  .hero__sub, .hero__actions { max-width: 100%; }
  .hero__actions { justify-content: center; }
  .hero__stats { justify-content: center; }
  .three-container { width: 380px; height: 380px; margin: 0 auto; }
  .hero__visual-ring--1 { width: 420px; height: 420px; }
  .hero__visual-ring--2 { width: 480px; height: 480px; }

  .about__inner { grid-template-columns: 1fr; gap: 48px; }
  .contact__inner { grid-template-columns: 1fr; gap: 48px; }
  .blog__grid { grid-template-columns: 1fr 1fr; }
  .footer__top { grid-template-columns: 1fr; gap: 40px; }
}

@media (max-width: 768px) {
  :root { --section-pad: 60px; }

  .nav__links, .nav__cta { display: none; }
  .nav__hamburger { display: flex; }
  .nav__links.open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: var(--nav-height);
    left: 0; right: 0;
    background: rgba(7,7,15,0.97);
    backdrop-filter: blur(20px);
    padding: 24px;
    gap: 4px;
    border-bottom: 1px solid var(--border-color);
  }
  .nav__links.open .nav__link {
    padding: 12px 16px;
    border-radius: var(--radius-sm);
  }

  .three-container { width: 280px; height: 280px; }
  .hero__visual-ring--1 { width: 320px; height: 320px; }
  .hero__visual-ring--2 { width: 380px; height: 380px; }
  .hero__visual-labels { display: none; }

  .services__grid { grid-template-columns: 1fr; }
  .products__grid { grid-template-columns: 1fr; }
  .blog__grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .footer__links { grid-template-columns: 1fr 1fr; }
  .footer__bottom { flex-direction: column; gap: 16px; text-align: center; }

  .tour-trigger span { display: none; }
  .tour-trigger { padding: 14px; }
  .tour-tooltip { width: calc(100vw - 48px); }
}

@media (max-width: 480px) {
  .hero__stats { flex-direction: column; gap: 16px; }
  .hero__actions { flex-direction: column; align-items: center; }
  .footer__links { grid-template-columns: 1fr; }
}