/* ==========================================================================
   DIGIVNTRA — Premium Digital Agency CSS Design System
   Typography: Outfit (Headings & Display), Inter (Body & Interface)
   Color Scheme: Dark Navy (#07090e), Electric Blue (#0066ff / #00d2ff), 
                 Royal Purple (#7928ca), Cyan (#00f2fe)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Outfit:wght@400;500;600;700;800;900&display=swap');

:root {
  /* Colors */
  --bg-dark: #07090e;
  --bg-darker: #040508;
  --bg-card: rgba(15, 23, 42, 0.65);
  --bg-card-hover: rgba(24, 34, 58, 0.85);
  --bg-glass: rgba(255, 255, 255, 0.03);
  --bg-glass-heavy: rgba(11, 15, 25, 0.85);
  
  --primary: #0066ff;
  --primary-bright: #00d2ff;
  --secondary: #7928ca;
  --purple-bright: #9d4edd;
  --accent-cyan: #00f2fe;
  
  --text-main: #f8fafc;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  
  --border-glass: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(0, 210, 255, 0.3);
  --border-active: rgba(121, 40, 202, 0.5);
  
  --shadow-sm: 0 4px 20px rgba(0, 0, 0, 0.25);
  --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.4);
  --shadow-glow: 0 0 30px rgba(0, 210, 255, 0.2);
  --shadow-purple: 0 0 30px rgba(121, 40, 202, 0.25);
  
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;
  --radius-pill: 9999px;

  --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 0.35s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

/* Reset & Global */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  overflow-x: hidden;
  width: 100%;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  background-color: var(--bg-dark);
  color: var(--text-main);
  line-height: 1.65;
  overflow-x: hidden;
  width: 100%;
  position: relative;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  line-height: 1.15;
  color: var(--text-main);
  letter-spacing: -0.025em;
}

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

img, svg {
  max-width: 100%;
  height: auto;
  display: block;
}

ul {
  list-style: none;
}

/* Container */
.container {
  width: 100%;
  max-width: 1320px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.container-narrow {
  max-width: 900px;
}

/* Typography Helpers */
.text-gradient {
  background: linear-gradient(135deg, #ffffff 0%, var(--primary-bright) 50%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.text-gradient-purple {
  background: linear-gradient(135deg, var(--primary-bright) 0%, var(--purple-bright) 50%, var(--accent-cyan) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.55rem;
  padding: 0.45rem 1.15rem;
  background: rgba(0, 210, 255, 0.08);
  border: 1px solid rgba(0, 210, 255, 0.25);
  border-radius: var(--radius-pill);
  font-family: 'Outfit', sans-serif;
  font-size: 0.825rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 1.25px;
  color: var(--primary-bright);
  margin-bottom: 1.25rem;
  box-shadow: 0 0 15px rgba(0, 210, 255, 0.1);
}

.section-badge i {
  font-size: 0.85rem;
}

.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 4rem auto;
}

.section-header.text-start {
  text-align: left;
  margin-left: 0;
}

.section-header h2 {
  font-size: clamp(1.85rem, 4vw, 3rem);
  letter-spacing: -0.03em;
  margin-bottom: 1rem;
}

.section-header p {
  color: var(--text-muted);
  font-size: 1.125rem;
  font-weight: 400;
  line-height: 1.6;
}

/* Canvas Particle Backdrop */
#particle-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* Background Grids & Glows */
.grid-bg {
  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: 60px 60px;
  pointer-events: none;
  mask-image: radial-gradient(circle at 50% 50%, black 40%, transparent 80%);
}

.glow-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
  opacity: 0.25;
  z-index: 0;
}

.glow-orb-primary {
  width: 500px;
  height: 500px;
  background: var(--primary);
}

.glow-orb-purple {
  width: 450px;
  height: 450px;
  background: var(--secondary);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.65rem;
  padding: 0.85rem 1.85rem;
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  letter-spacing: 0.3px;
  border-radius: var(--radius-pill);
  cursor: pointer;
  transition: var(--transition-normal);
  border: none;
  position: relative;
  overflow: hidden;
  z-index: 1;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
  color: #fff;
  box-shadow: 0 4px 25px rgba(0, 102, 255, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 35px rgba(121, 40, 202, 0.5);
  color: #fff;
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-main);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: var(--primary-bright);
  transform: translateY(-2px);
  color: var(--primary-bright);
}

.btn-outline {
  background: transparent;
  color: var(--primary-bright);
  border: 1px solid var(--primary-bright);
}

.btn-outline:hover {
  background: var(--primary-bright);
  color: var(--bg-dark);
  box-shadow: 0 0 20px rgba(0, 210, 255, 0.4);
}

.btn-whatsapp {
  background: #25d366;
  color: #fff;
  font-weight: 700;
  box-shadow: 0 4px 20px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
  background: #20ba5a;
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.45);
  color: #fff;
}

.btn-sm {
  padding: 0.6rem 1.35rem;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 1.1rem 2.4rem;
  font-size: 1.05rem;
}

/* Glass Cards */
.glass-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(16px);
  border-radius: var(--radius-md);
  padding: 2rem;
  transition: var(--transition-normal);
  position: relative;
  z-index: 1;
}

.glass-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

/* ==========================================================================
   SYSTEMATIC HEADER & OFFICIAL LOGO
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding: 1rem 0;
  transition: var(--transition-normal);
}

.site-header.scrolled {
  padding: 0.65rem 0;
  background: rgba(7, 9, 14, 0.94);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-bottom: 1px solid var(--border-glass);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand-logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
}

.site-logo-img {
  height: 52px;
  width: auto;
  max-width: 320px;
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 0 12px rgba(0, 210, 255, 0.25));
  transition: var(--transition-fast);
}

.site-logo-img:hover {
  transform: scale(1.03);
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 1.35rem;
}

.nav-item {
  position: relative;
}

.nav-link {
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-muted);
  position: relative;
  padding: 0.5rem 0.25rem;
  display: flex;
  align-items: center;
  gap: 0.35rem;
  white-space: nowrap;
  letter-spacing: 0.2px;
}

.nav-link:hover, .nav-link.active {
  color: #fff;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-bright), var(--purple-bright));
  transition: var(--transition-fast);
  border-radius: 2px;
}

.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}

.dropdown-arrow {
  font-size: 0.7rem;
  transition: transform 0.25s ease;
  color: var(--primary-bright);
}

.nav-item:hover .dropdown-arrow {
  transform: rotate(180deg);
}

/* Dropdown Sub-menu Box */
.dropdown-menu {
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%) translateY(12px);
  width: 290px;
  background: rgba(11, 15, 25, 0.96);
  border: 1px solid var(--border-glow);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border-radius: var(--radius-md);
  padding: 0.65rem;
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.7), 0 0 30px rgba(0, 210, 255, 0.15);
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  z-index: 1100;
}

.nav-item:hover .dropdown-menu {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(4px);
}

.dropdown-item {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  padding: 0.75rem 0.85rem;
  border-radius: var(--radius-sm);
  color: var(--text-muted);
  font-size: 0.875rem;
  font-weight: 600;
  transition: var(--transition-fast);
}

.dropdown-item:hover {
  background: rgba(0, 210, 255, 0.08);
  color: #fff;
  transform: translateX(4px);
}

.dropdown-icon {
  width: 34px;
  height: 34px;
  border-radius: 8px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-bright);
  font-size: 0.9rem;
  flex-shrink: 0;
  transition: var(--transition-fast);
}

.dropdown-item:hover .dropdown-icon {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  border-color: transparent;
  box-shadow: 0 0 15px rgba(0, 210, 255, 0.3);
}

.dropdown-title {
  font-family: 'Outfit', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  line-height: 1.2;
}

.dropdown-sub {
  font-size: 0.725rem;
  color: var(--text-dim);
  margin-top: 2px;
  font-family: 'Inter', sans-serif;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  flex-shrink: 0;
}

/* Mobile Drawer Toggle */
.mobile-toggle {
  display: none;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-size: 1.5rem;
  cursor: pointer;
  padding: 0.4rem;
}

/* Hero Section */
.hero-section {
  position: relative;
  padding: 9.5rem 0 5.5rem 0;
  overflow: hidden;
  min-height: 90vh;
  display: flex;
  align-items: center;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 3.5rem;
  align-items: center;
}

.hero-content h1 {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(2.35rem, 5vw, 4.35rem);
  letter-spacing: -0.035em;
  line-height: 1.08;
  margin-bottom: 1.5rem;
  font-weight: 900;
}

.hero-content p {
  font-size: 1.15rem;
  color: var(--text-muted);
  margin-bottom: 2.25rem;
  max-width: 600px;
  line-height: 1.65;
}

.hero-buttons {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin-bottom: 2rem;
}

.hero-visual-wrapper {
  position: relative;
}

.hero-main-img {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-glass);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6), 0 0 40px rgba(0, 210, 255, 0.15);
  position: relative;
  z-index: 2;
  transition: var(--transition-slow);
}

.hero-main-img:hover {
  transform: scale(1.02);
}

/* Floating KPI Badges */
.floating-card {
  position: absolute;
  background: rgba(11, 17, 32, 0.88);
  border: 1px solid var(--border-glow);
  backdrop-filter: blur(14px);
  padding: 0.85rem 1.25rem;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  z-index: 3;
  box-shadow: var(--shadow-lg), 0 0 20px rgba(0, 210, 255, 0.2);
  animation: float 4s ease-in-out infinite alternate;
}

.floating-card-1 {
  top: 10%;
  left: -8%;
}

.floating-card-2 {
  bottom: 15%;
  right: -6%;
  animation-delay: 1.5s;
}

.floating-card-3 {
  bottom: -5%;
  left: 10%;
  animation-delay: 2.5s;
}

.floating-card-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.floating-card-icon.blue { background: rgba(0, 102, 255, 0.2); color: var(--primary-bright); }
.floating-card-icon.purple { background: rgba(121, 40, 202, 0.2); color: var(--purple-bright); }
.floating-card-icon.cyan { background: rgba(0, 242, 254, 0.2); color: var(--accent-cyan); }

.floating-card-info {
  display: flex;
  flex-direction: column;
}

.floating-card-val {
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  color: #fff;
  letter-spacing: -0.02em;
}

.floating-card-lbl {
  font-size: 0.75rem;
  color: var(--text-muted);
}

@keyframes float {
  0% { transform: translateY(0px); }
  100% { transform: translateY(-12px); }
}

/* Stats Section */
.stats-section {
  padding: 4rem 0;
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--border-glass);
  border-bottom: 1px solid var(--border-glass);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
  gap: 1.5rem;
}

.stat-card {
  text-align: center;
  padding: 2.25rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  backdrop-filter: blur(12px);
  transition: var(--transition-normal);
}

.stat-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-4px);
  box-shadow: var(--shadow-glow);
}

.stat-number {
  font-family: 'Outfit', sans-serif;
  font-size: clamp(2.35rem, 4vw, 3.25rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.04em;
  margin-bottom: 0.5rem;
  background: linear-gradient(135deg, #fff 0%, var(--primary-bright) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
  color: var(--text-muted);
}

/* About Section */
.about-section {
  padding: 6.5rem 0;
  position: relative;
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.about-img-wrapper {
  position: relative;
}

.about-img {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-glass);
  box-shadow: var(--shadow-lg);
}

.feature-cards-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin: 2rem 0;
}

.feature-mini-card {
  padding: 1.25rem;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.feature-mini-icon {
  font-size: 1.25rem;
  color: var(--primary-bright);
}

.feature-mini-title {
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
}

/* Services Main Grid */
.services-section {
  padding: 6.5rem 0;
  position: relative;
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.service-card {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.service-icon {
  width: 60px;
  height: 60px;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(0, 102, 255, 0.15), rgba(121, 40, 202, 0.15));
  border: 1px solid rgba(0, 210, 255, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: var(--primary-bright);
  margin-bottom: 1.5rem;
  transition: var(--transition-normal);
}

.service-card:hover .service-icon {
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  transform: scale(1.1);
}

.service-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.35rem;
  font-weight: 800;
  margin-bottom: 0.85rem;
}

.service-desc {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin-bottom: 1.5rem;
  flex-grow: 1;
}

.service-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-bottom: 1.5rem;
}

.tag-pill {
  padding: 0.25rem 0.65rem;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-pill);
  font-size: 0.75rem;
  color: var(--text-muted);
}

.service-link {
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  color: var(--primary-bright);
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.service-link i {
  transition: var(--transition-fast);
}

.service-link:hover i {
  transform: translateX(4px);
}

/* Digital Marketing & Web Dev Detailed Section Highlights */
.detail-section {
  padding: 6rem 0;
  position: relative;
}

.sub-services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 1.25rem;
  margin-top: 2rem;
}

.sub-service-item {
  padding: 1.25rem 1.5rem;
  background: rgba(15, 23, 42, 0.5);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 0.85rem;
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 0.95rem;
  transition: var(--transition-fast);
}

.sub-service-item:hover {
  border-color: var(--primary-bright);
  background: rgba(0, 102, 255, 0.08);
  transform: translateX(4px);
}

.sub-service-item i {
  color: var(--accent-cyan);
}

/* DIGIVNTRA Digital Academy */
.academy-section {
  padding: 6.5rem 0;
  position: relative;
  background: linear-gradient(180deg, transparent 0%, rgba(121, 40, 202, 0.05) 50%, transparent 100%);
}

.academy-banner {
  border-radius: var(--radius-lg);
  border: 1px solid var(--border-active);
  overflow: hidden;
  margin-bottom: 4rem;
  position: relative;
}

.academy-banner-img {
  width: 100%;
  max-height: 400px;
  object-fit: cover;
}

.academy-banner-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, rgba(7, 9, 14, 0.95) 30%, rgba(7, 9, 14, 0.45) 100%);
  display: flex;
  align-items: center;
  padding: 3rem;
}

.courses-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 2rem;
}

.course-card {
  display: flex;
  flex-direction: column;
  border-top: 3px solid var(--primary-bright);
}

.course-badge {
  position: absolute;
  top: 1rem;
  right: 1rem;
  padding: 0.25rem 0.75rem;
  background: var(--secondary);
  color: #fff;
  font-family: 'Outfit', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
}

.course-meta {
  display: flex;
  gap: 1.5rem;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin: 1rem 0;
}

.course-meta span {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.course-modules {
  margin: 1rem 0 1.5rem 0;
  font-size: 0.9rem;
}

.course-modules li {
  padding: 0.35rem 0;
  color: var(--text-muted);
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.course-modules li i {
  color: #25d366;
  font-size: 0.8rem;
}

/* AI Powered Growth */
.ai-section {
  padding: 6.5rem 0;
  position: relative;
}

.ai-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 4rem;
  align-items: center;
}

.ai-feature-list {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1rem;
  margin-top: 2rem;
}

.ai-feature-item {
  padding: 1rem;
  background: rgba(0, 242, 254, 0.03);
  border: 1px solid rgba(0, 242, 254, 0.15);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: 'Outfit', sans-serif;
  font-size: 0.925rem;
  font-weight: 700;
}

.ai-feature-item i {
  color: var(--accent-cyan);
}

/* Industry Cards Grid */
.industries-section {
  padding: 6rem 0;
}

.industries-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 1.25rem;
}

.industry-card {
  padding: 1.5rem 1rem;
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
  cursor: pointer;
}

.industry-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--primary-bright);
  transform: translateY(-5px);
  box-shadow: var(--shadow-glow);
}

.industry-icon {
  font-size: 2rem;
  color: var(--primary-bright);
  margin-bottom: 0.85rem;
  transition: var(--transition-fast);
}

.industry-card:hover .industry-icon {
  transform: scale(1.15);
  color: var(--accent-cyan);
}

.industry-title {
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  font-weight: 700;
}

/* Portfolio Section */
.portfolio-section {
  padding: 6.5rem 0;
}

.portfolio-filter-bar {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
  margin-bottom: 3rem;
}

.filter-btn {
  padding: 0.6rem 1.4rem;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid var(--border-glass);
  color: var(--text-muted);
  border-radius: var(--radius-pill);
  font-family: 'Outfit', sans-serif;
  font-weight: 700;
  font-size: 0.9rem;
  cursor: pointer;
  transition: var(--transition-fast);
}

.filter-btn.active, .filter-btn:hover {
  background: var(--primary);
  border-color: var(--primary-bright);
  color: #fff;
  box-shadow: 0 0 15px rgba(0, 102, 255, 0.4);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(310px, 1fr));
  gap: 2rem;
}

.portfolio-card {
  border-radius: var(--radius-md);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  transition: var(--transition-normal);
}

.portfolio-card:hover {
  border-color: var(--border-glow);
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
}

.portfolio-img-box {
  position: relative;
  height: 220px;
  overflow: hidden;
}

.portfolio-img-box img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: var(--transition-slow);
}

.portfolio-card:hover .portfolio-img-box img {
  transform: scale(1.08);
}

.portfolio-category-badge {
  position: absolute;
  top: 1rem;
  left: 1rem;
  padding: 0.3rem 0.8rem;
  background: rgba(7, 9, 14, 0.85);
  border: 1px solid var(--border-glass);
  backdrop-filter: blur(10px);
  color: var(--primary-bright);
  font-family: 'Outfit', sans-serif;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-pill);
}

.portfolio-body {
  padding: 1.5rem;
}

.portfolio-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.25rem;
  font-weight: 800;
  margin-bottom: 0.5rem;
}

.portfolio-metrics {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.4rem 0.85rem;
  background: rgba(37, 211, 102, 0.1);
  border: 1px solid rgba(37, 211, 102, 0.3);
  border-radius: var(--radius-pill);
  color: #25d366;
  font-family: 'Outfit', sans-serif;
  font-size: 0.85rem;
  font-weight: 800;
  margin: 0.85rem 0 1.25rem 0;
}

/* Process Section */
.process-section {
  padding: 6.5rem 0;
  position: relative;
}

.process-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 1.25rem;
  position: relative;
}

.process-card {
  text-align: center;
  position: relative;
  padding: 2rem 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  transition: var(--transition-normal);
}

.process-card:hover {
  border-color: var(--accent-cyan);
  transform: translateY(-6px);
}

.process-step-num {
  font-family: 'Outfit', sans-serif;
  font-size: 2.75rem;
  font-weight: 900;
  letter-spacing: -0.04em;
  color: rgba(255, 255, 255, 0.15);
  margin-bottom: 0.5rem;
  transition: var(--transition-fast);
}

.process-card:hover .process-step-num {
  color: var(--primary-bright);
}

.process-step-title {
  font-family: 'Outfit', sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
}

/* Testimonials Carousel */
.testimonials-section {
  padding: 6.5rem 0;
  position: relative;
}

.testimonial-carousel {
  position: relative;
  max-width: 850px;
  margin: 0 auto;
  overflow: hidden;
}

.testimonial-track {
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.testimonial-slide {
  min-width: 100%;
  padding: 1rem;
}

.testimonial-card {
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  padding: 3rem 2.5rem;
  border-radius: var(--radius-lg);
  text-align: center;
  backdrop-filter: blur(16px);
}

.testimonial-stars {
  color: #ffb703;
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  display: flex;
  justify-content: center;
  gap: 0.25rem;
}

.testimonial-quote {
  font-size: 1.2rem;
  font-style: italic;
  color: var(--text-main);
  margin-bottom: 2rem;
  line-height: 1.65;
}

.testimonial-client {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 1rem;
}

.client-avatar {
  width: 54px;
  height: 54px;
  border-radius: 50%;
  border: 2px solid var(--primary-bright);
  object-fit: cover;
}

.client-info h4 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.05rem;
  font-weight: 800;
  margin-bottom: 0.15rem;
}

.client-info p {
  font-size: 0.85rem;
  color: var(--text-muted);
}

.carousel-nav {
  display: flex;
  justify-content: center;
  gap: 1rem;
  margin-top: 2rem;
}

.carousel-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  cursor: pointer;
  transition: var(--transition-fast);
}

.carousel-dot.active {
  background: var(--primary-bright);
  width: 32px;
  border-radius: var(--radius-pill);
}

/* FAQ Accordion */
.faq-section {
  padding: 6rem 0;
}

.faq-search-box {
  max-width: 600px;
  margin: 0 auto 3rem auto;
  position: relative;
}

.faq-input {
  width: 100%;
  padding: 1rem 1.5rem 1rem 3.25rem;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-pill);
  color: var(--text-main);
  font-size: 1rem;
  outline: none;
  transition: var(--transition-fast);
}

.faq-input:focus {
  border-color: var(--primary-bright);
  box-shadow: var(--shadow-glow);
}

.faq-search-icon {
  position: absolute;
  left: 1.25rem;
  top: 50%;
  transform: translateY(-50%);
  color: var(--text-muted);
  font-size: 1.1rem;
}

.faq-container {
  max-width: 850px;
  margin: 0 auto;
}

.faq-item {
  margin-bottom: 1rem;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition-fast);
}

.faq-question {
  width: 100%;
  padding: 1.25rem 1.75rem;
  background: transparent;
  border: none;
  color: var(--text-main);
  font-family: 'Outfit', sans-serif;
  font-weight: 800;
  font-size: 1.1rem;
  text-align: left;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
}

.faq-icon-toggle {
  font-size: 1rem;
  color: var(--primary-bright);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon-toggle {
  transform: rotate(180deg);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.35s ease, padding 0.35s ease;
  padding: 0 1.75rem;
  color: var(--text-muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.faq-item.active .faq-answer {
  max-height: 350px;
  padding: 0 1.75rem 1.5rem 1.75rem;
}

/* Contact Section & Forms */
.contact-section {
  padding: 6.5rem 0;
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 4rem;
}

.contact-info-cards {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  margin-top: 2rem;
}

.contact-info-card {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  padding: 1.25rem 1.5rem;
  background: var(--bg-card);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-md);
}

.contact-info-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(0, 102, 255, 0.15);
  border: 1px solid rgba(0, 210, 255, 0.3);
  color: var(--primary-bright);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
}

.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-family: 'Outfit', sans-serif;
  font-size: 0.9rem;
  font-weight: 700;
  margin-bottom: 0.5rem;
  color: var(--text-main);
}

.form-control {
  width: 100%;
  padding: 0.85rem 1.25rem;
  background: rgba(15, 23, 42, 0.8);
  border: 1px solid var(--border-glass);
  border-radius: var(--radius-sm);
  color: var(--text-main);
  font-family: 'Inter', sans-serif;
  font-size: 1rem;
  outline: none;
  transition: var(--transition-fast);
}

.form-control:focus {
  border-color: var(--primary-bright);
  box-shadow: 0 0 15px rgba(0, 210, 255, 0.25);
}

select.form-control option {
  background: #0b0f19;
  color: #fff;
}

.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

/* Floating WhatsApp Button */
.whatsapp-float {
  position: fixed;
  bottom: 2rem;
  left: 2rem;
  z-index: 999;
  width: 60px;
  height: 60px;
  background: #25d366;
  color: #fff;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2rem;
  box-shadow: 0 6px 25px rgba(37, 211, 102, 0.4);
  cursor: pointer;
  transition: var(--transition-normal);
  animation: pulse-wa 2.5s infinite;
}

.whatsapp-float:hover {
  transform: scale(1.1);
  box-shadow: 0 10px 35px rgba(37, 211, 102, 0.6);
}

@keyframes pulse-wa {
  0% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7); }
  70% { box-shadow: 0 0 0 18px rgba(37, 211, 102, 0); }
  100% { box-shadow: 0 0 0 0 rgba(37, 211, 102, 0); }
}

/* Live Chat Floating Widget */
.chat-widget-wrapper {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  z-index: 999;
}

.chat-trigger-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary), var(--secondary));
  color: #fff;
  border: none;
  font-size: 1.6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  box-shadow: var(--shadow-purple);
  transition: var(--transition-normal);
}

.chat-trigger-btn:hover {
  transform: scale(1.08);
}

.chat-box {
  position: absolute;
  bottom: 80px;
  right: 0;
  width: 360px;
  height: 480px;
  background: rgba(11, 15, 25, 0.95);
  border: 1px solid var(--border-glow);
  backdrop-filter: blur(20px);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  display: flex;
  flex-direction: column;
  overflow: hidden;
  opacity: 0;
  visibility: hidden;
  transform: translateY(20px) scale(0.95);
  transition: var(--transition-normal);
}

.chat-box.active {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.chat-header {
  padding: 1rem 1.25rem;
  background: linear-gradient(135deg, rgba(0, 102, 255, 0.3), rgba(121, 40, 202, 0.3));
  border-bottom: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.chat-title-info {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.chat-title-info h4 {
  font-family: 'Outfit', sans-serif;
  font-size: 0.95rem;
  font-weight: 800;
  line-height: 1.1;
}

.chat-status {
  font-size: 0.725rem;
  color: #25d366;
  display: flex;
  align-items: center;
  gap: 0.25rem;
}

.chat-close-btn {
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.2rem;
  cursor: pointer;
}

.chat-body {
  flex-grow: 1;
  padding: 1rem;
  overflow-y: auto;
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
}

.chat-msg {
  max-width: 80%;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  font-size: 0.875rem;
  line-height: 1.45;
}

.chat-msg.bot {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid var(--border-glass);
  align-self: flex-start;
  border-bottom-left-radius: 4px;
}

.chat-msg.user {
  background: var(--primary);
  color: #fff;
  align-self: flex-end;
  border-bottom-right-radius: 4px;
}

.chat-options {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  margin-top: 0.5rem;
}

.chat-option-btn {
  padding: 0.5rem 0.85rem;
  background: rgba(0, 210, 255, 0.1);
  border: 1px solid rgba(0, 210, 255, 0.25);
  color: var(--primary-bright);
  border-radius: var(--radius-pill);
  font-family: 'Outfit', sans-serif;
  font-size: 0.825rem;
  font-weight: 700;
  text-align: left;
  cursor: pointer;
  transition: var(--transition-fast);
}

.chat-option-btn:hover {
  background: var(--primary-bright);
  color: var(--bg-dark);
}

/* Modals */
.modal-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(4, 5, 8, 0.85);
  backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.5rem;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition-normal);
}

.modal-backdrop.active {
  opacity: 1;
  visibility: visible;
}

.modal-container {
  width: 100%;
  max-width: 580px;
  background: rgba(11, 15, 25, 0.95);
  border: 1px solid var(--border-glow);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  position: relative;
  box-shadow: var(--shadow-lg);
  transform: scale(0.9);
  transition: var(--transition-normal);
}

.modal-backdrop.active .modal-container {
  transform: scale(1);
}

.modal-close {
  position: absolute;
  top: 1.25rem;
  right: 1.25rem;
  background: transparent;
  border: none;
  color: var(--text-muted);
  font-size: 1.4rem;
  cursor: pointer;
}

/* Toast Notifications */
.toast-container {
  position: fixed;
  top: 2rem;
  right: 2rem;
  z-index: 3000;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.toast {
  padding: 1rem 1.5rem;
  background: rgba(15, 23, 42, 0.95);
  border: 1px solid var(--primary-bright);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-glow);
  color: var(--text-main);
  font-size: 0.9rem;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  animation: slideInRight 0.3s ease-out;
}

@keyframes slideInRight {
  from { transform: translateX(100%); opacity: 0; }
  to { transform: translateX(0); opacity: 1; }
}

/* Footer */
.site-footer {
  background: var(--bg-darker);
  border-top: 1px solid var(--border-glass);
  padding: 5rem 0 2rem 0;
  position: relative;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: 3rem;
  margin-bottom: 4rem;
}

.footer-col h4 {
  font-family: 'Outfit', sans-serif;
  font-size: 1.1rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  color: #fff;
}

.footer-links li {
  margin-bottom: 0.75rem;
}

.footer-links a {
  color: var(--text-muted);
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--primary-bright);
}

.social-links {
  display: flex;
  gap: 0.85rem;
  margin-top: 1.5rem;
}

.social-link-icon {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border-glass);
  color: var(--text-main);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.social-link-icon:hover {
  background: var(--primary-bright);
  color: var(--bg-dark);
  transform: translateY(-3px);
}

.footer-bottom {
  padding-top: 2rem;
  border-top: 1px solid var(--border-glass);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 0.875rem;
  color: var(--text-dim);
}

.footer-legal {
  display: flex;
  gap: 1.5rem;
}

/* ==========================================================================
   ADVANCED RESPONSIVE MEDIA QUERIES (MOBILE, TABLET, DESKTOP)
   ========================================================================== */

@media (max-width: 1200px) {
  .nav-menu {
    gap: 1rem;
  }
  .nav-link {
    font-size: 0.88rem;
  }
  .container {
    padding: 0 1.25rem;
  }
}

@media (max-width: 1024px) {
  .hero-grid, .about-grid, .ai-grid, .contact-grid {
    grid-template-columns: 1fr;
    gap: 3rem;
  }
  
  .footer-grid {
    grid-template-columns: 1fr 1fr;
  }
  
  .academy-banner-overlay {
    padding: 2rem;
  }
}

@media (max-width: 992px) {
  .site-logo-img {
    height: 44px;
  }

  .nav-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 82%;
    max-width: 350px;
    height: 100vh;
    background: rgba(7, 9, 14, 0.98);
    backdrop-filter: blur(24px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-start;
    padding: 5rem 2rem 2rem 2rem;
    gap: 1.25rem;
    z-index: 1001;
    transition: var(--transition-normal);
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.85);
    overflow-y: auto;
  }
  
  .nav-menu.active {
    right: 0;
  }

  .nav-item {
    width: 100%;
  }

  .nav-link {
    width: 100%;
    justify-content: space-between;
    font-size: 1.05rem;
    padding: 0.75rem 0;
    border-bottom: 1px solid var(--border-glass);
  }
  
  .dropdown-menu {
    position: static;
    transform: none !important;
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    width: 100%;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid var(--border-glass);
    margin-top: 0.5rem;
    box-shadow: none;
    display: none;
  }
  
  .nav-item.mobile-open .dropdown-menu {
    display: block;
  }
  
  .mobile-toggle {
    display: block;
    z-index: 1002;
  }
  
  .header-actions .btn {
    display: none;
  }
}

@media (max-width: 768px) {
  .hero-section {
    padding-top: 8rem;
    padding-bottom: 4rem;
  }

  .floating-card {
    position: static;
    margin-top: 0.75rem;
    width: 100%;
    animation: none;
  }
  
  .hero-visual-wrapper {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  .feature-cards-grid, .ai-feature-list {
    grid-template-columns: 1fr;
  }

  .portfolio-grid, .courses-grid, .services-grid {
    grid-template-columns: 1fr;
  }

  .testimonial-card {
    padding: 2rem 1.25rem;
  }
}

@media (max-width: 576px) {
  .container {
    padding: 0 1rem;
  }

  .site-logo-img {
    height: 42px;
  }

  .hero-buttons {
    flex-direction: column;
    width: 100%;
  }

  .hero-buttons .btn {
    width: 100%;
  }

  .form-grid-2 {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 2rem;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 1rem;
    text-align: center;
  }

  .whatsapp-float {
    left: 1rem;
    bottom: 1.25rem;
    width: 50px;
    height: 50px;
    font-size: 1.6rem;
  }

  .chat-widget-wrapper {
    right: 1rem;
    bottom: 1.25rem;
  }

  .chat-trigger-btn {
    width: 50px;
    height: 50px;
    font-size: 1.5rem;
  }

  .chat-box {
    width: calc(100vw - 2rem);
    right: -0.5rem;
    bottom: 65px;
    height: 420px;
  }
}