/* ========================================
   SynchPlus 2026 Redesign — 3D Futuristic
   ======================================== */

:root {
  --bg-primary: #06060e;
  --bg-secondary: #0a0a1a;
  --bg-card: rgba(15, 15, 35, 0.6);
  --text-primary: #f0f0ff;
  --text-secondary: rgba(200, 200, 240, 0.7);
  --text-muted: rgba(160, 160, 200, 0.5);
  --brand-navy: #1a1464;
  --brand-red: #e63946;
  --accent-1: #1a1464;
  --accent-2: #e63946;
  --accent-3: #3d35a0;
  --accent-gradient: linear-gradient(135deg, #1a1464, #e63946);
  --accent-gradient-2: linear-gradient(135deg, #e63946, #1a1464);
  --glass-bg: rgba(15, 15, 40, 0.4);
  --glass-border: rgba(26, 20, 100, 0.25);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --radius: 16px;
  --radius-sm: 8px;
  --radius-lg: 24px;
  --transition: all 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  --font-primary: 'Inter', -apple-system, sans-serif;
  --font-display: 'Space Grotesk', sans-serif;
}

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

html {
  scroll-behavior: smooth;
  scroll-padding-top: 80px;
}

body {
  font-family: var(--font-primary);
  background: var(--bg-primary);
  color: var(--text-primary);
  overflow-x: hidden;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

/* Canvas background */
#bg-canvas {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
}

/* Cursor glow */
.cursor-glow {
  position: fixed;
  width: 600px;
  height: 600px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(26, 20, 100, 0.08) 0%, transparent 70%);
  pointer-events: none;
  z-index: 1;
  transform: translate(-50%, -50%);
  transition: opacity 0.3s;
}

/* Container */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ======== NAVIGATION ======== */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 16px 0;
  transition: var(--transition);
}

.nav.scrolled {
  background: rgba(6, 6, 14, 0.85);
  backdrop-filter: blur(20px) saturate(180%);
  -webkit-backdrop-filter: blur(20px) saturate(180%);
  border-bottom: 1px solid var(--glass-border);
  padding: 10px 0;
}

.nav-inner {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--text-primary);
}

/* 3D Logo — rendered via Three.js canvas */
.logo-3d-container {
  width: 64px;
  height: 64px;
  position: relative;
  flex-shrink: 0;
}

.logo-3d-container.small {
  width: 38px;
  height: 38px;
}

.logo-3d-container canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
}

/* Hero large 3D logo */
.hero-logo-3d {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 620px;
  height: 620px;
}

.hero-logo-3d canvas {
  width: 100% !important;
  height: 100% !important;
  display: block;
}

@media (max-width: 1024px) {
  .hero-logo-3d {
    width: 420px;
    height: 420px;
    opacity: 0.5;
  }
}

@media (max-width: 768px) {
  .hero-logo-3d {
    width: 320px;
    height: 320px;
  }
}

.logo-text {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.logo-text .accent {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-link {
  text-decoration: none;
  color: var(--text-secondary);
  font-size: 0.82rem;
  font-weight: 500;
  padding: 8px 10px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  position: relative;
}

.nav-link:hover,
.nav-link.active {
  color: var(--text-primary);
  background: rgba(26, 20, 100, 0.15);
}

.nav-link.active::after {
  content: '';
  position: absolute;
  bottom: 4px;
  left: 50%;
  transform: translateX(-50%);
  width: 4px;
  height: 4px;
  background: var(--accent-1);
  border-radius: 50%;
}

.nav-cta {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  background: var(--accent-gradient);
  color: white;
  padding: 10px 20px;
  border-radius: 100px;
  font-size: 0.875rem;
  font-weight: 600;
  transition: var(--transition);
  border: none;
  cursor: pointer;
  white-space: nowrap;
  flex-shrink: 0;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(230, 57, 70, 0.4);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
  border-radius: 2px;
}

/* ======== SECTIONS COMMON ======== */
.section {
  position: relative;
  z-index: 2;
  padding: 120px 0;
}

.section-header {
  text-align: center;
  margin-bottom: 64px;
}

.section-tag {
  display: inline-block;
  background: rgba(26, 20, 100, 0.15);
  border: 1px solid rgba(26, 20, 100, 0.25);
  color: var(--accent-1);
  padding: 8px 20px;
  border-radius: 100px;
  font-size: 0.85rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}

.section-title {
  font-family: var(--font-display);
  font-size: clamp(2.4rem, 5vw, 3.8rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.03em;
}

.section-desc {
  color: var(--text-secondary);
  max-width: 600px;
  margin: 16px auto 0;
  font-size: 1rem;
}

.gradient-text {
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* Glass Card */
.glass-card {
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  transition: var(--transition);
}

.glass-card:hover {
  border-color: rgba(26, 20, 100, 0.35);
  box-shadow: 0 8px 40px rgba(26, 20, 100, 0.15);
  transform: translateY(-4px);
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 100px;
  font-size: 0.95rem;
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--accent-gradient);
  color: white;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 40px rgba(230, 57, 70, 0.4);
}

.btn-glow {
  position: absolute;
  inset: -2px;
  background: var(--accent-gradient);
  border-radius: inherit;
  filter: blur(16px);
  opacity: 0;
  transition: var(--transition);
  z-index: -1;
}

.btn-primary:hover .btn-glow {
  opacity: 0.5;
}

.btn-secondary {
  background: rgba(26, 20, 100, 0.15);
  color: var(--text-primary);
  border: 1px solid rgba(26, 20, 100, 0.25);
}

.btn-secondary:hover {
  background: rgba(26, 20, 100, 0.25);
  transform: translateY(-2px);
}

.btn-outline {
  background: transparent;
  color: var(--accent-1);
  border: 1px solid rgba(26, 20, 100, 0.35);
}

.btn-outline:hover {
  background: rgba(26, 20, 100, 0.15);
  transform: translateY(-2px);
}

.btn-full {
  width: 100%;
  justify-content: center;
}

/* ======== HERO ======== */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 80px;
  position: relative;
  overflow: hidden;
}

.hero-content {
  max-width: 720px;
  padding: 0 24px;
  position: relative;
  z-index: 2;
  margin-left: max(24px, calc((100vw - 1280px) / 2 + 24px));
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(26, 20, 100, 0.12);
  border: 1px solid rgba(26, 20, 100, 0.2);
  color: var(--accent-2);
  padding: 8px 16px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  margin-bottom: 24px;
}

.badge-dot {
  width: 6px;
  height: 6px;
  background: var(--accent-2);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.5); }
}

.hero-title {
  font-family: var(--font-display);
  font-size: clamp(2.5rem, 5.5vw, 4.2rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.04em;
  margin-bottom: 20px;
}

.hero-subtitle {
  font-size: 1.1rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 32px;
  max-width: 520px;
}

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

.hero-stats {
  display: flex;
  align-items: center;
  gap: 32px;
}

.stat {
  display: flex;
  flex-direction: column;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 700;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label {
  font-size: 0.8rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.08em;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(26, 20, 100, 0.25);
}

.hero-3d {
  position: absolute;
  top: 0;
  right: 0;
  width: 55%;
  height: 100%;
  z-index: 1;
  pointer-events: none;
}

.hero-scroll-indicator {
  position: absolute;
  bottom: 32px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  z-index: 3;
}

.scroll-line {
  width: 1px;
  height: 60px;
  background: linear-gradient(to bottom, var(--accent-1), transparent);
  animation: scrollLine 2s infinite;
}

@keyframes scrollLine {
  0% { opacity: 0; transform: scaleY(0); transform-origin: top; }
  50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
  100% { opacity: 0; transform: scaleY(1); transform-origin: bottom; }
}

.hero-scroll-indicator span {
  font-size: 0.7rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.15em;
}

/* ======== ABOUT ======== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.about-text p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  font-size: 1rem;
  line-height: 1.8;
}

.about-text strong {
  color: var(--accent-2);
}

.about-values {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.value-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.value-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 20, 100, 0.15);
  border: 1px solid rgba(26, 20, 100, 0.25);
  border-radius: 12px;
  color: var(--accent-1);
  flex-shrink: 0;
}

.value-item h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.value-item p {
  font-size: 0.85rem !important;
  margin-bottom: 0 !important;
}

.about-card {
  padding: 32px;
  position: relative;
  overflow: hidden;
}

.card-3d-element {
  width: 100%;
  height: 200px;
  margin-bottom: 24px;
  border-radius: 12px;
  overflow: hidden;
  background: linear-gradient(135deg, rgba(26, 20, 100, 0.2), rgba(230, 57, 70, 0.08));
}

.about-mission, .about-vision {
  margin-bottom: 20px;
}

.about-mission h3, .about-vision h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 8px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-mission p, .about-vision p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* ======== SERVICES ======== */
.services {
  background: radial-gradient(ellipse at 20% 50%, rgba(26, 20, 100, 0.08) 0%, transparent 50%);
}

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

.service-card {
  padding: 32px;
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--accent-gradient);
  opacity: 0;
  transition: var(--transition);
}

.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 56px;
  height: 56px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 20, 100, 0.15);
  border-radius: 14px;
  color: var(--accent-1);
  margin-bottom: 20px;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.service-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.service-tags {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.service-tags span {
  padding: 4px 12px;
  background: rgba(230, 57, 70, 0.08);
  border: 1px solid rgba(230, 57, 70, 0.15);
  border-radius: 100px;
  font-size: 0.75rem;
  color: var(--accent-2);
}

/* ======== RESOURCING ======== */
.resourcing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 80px;
}

.resource-card {
  padding: 32px;
  position: relative;
}

.resource-number {
  font-family: var(--font-display);
  font-size: 3rem;
  font-weight: 800;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  opacity: 0.3;
  margin-bottom: 12px;
  line-height: 1;
}

.resource-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.resource-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

/* Process */
.process-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  text-align: center;
  margin-bottom: 48px;
}

.process-steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 0;
}

.process-step {
  text-align: center;
  max-width: 220px;
  padding: 0 16px;
}

.step-number {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-gradient);
  border-radius: 50%;
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  color: white;
  margin: 0 auto 16px;
}

.process-step h4 {
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.process-step p {
  font-size: 0.8rem;
  color: var(--text-secondary);
}

.process-connector {
  width: 60px;
  height: 2px;
  background: linear-gradient(90deg, var(--accent-1), var(--accent-2));
  margin-top: 24px;
  flex-shrink: 0;
  opacity: 0.3;
}

/* ======== EXPERTISE ======== */
.expertise {
  background: radial-gradient(ellipse at 80% 50%, rgba(230, 57, 70, 0.06) 0%, transparent 50%);
}

.expertise-tabs {
  display: flex;
  justify-content: center;
  gap: 8px;
  margin-bottom: 48px;
}

.tab-btn {
  padding: 10px 24px;
  border: 1px solid var(--glass-border);
  background: var(--glass-bg);
  color: var(--text-secondary);
  border-radius: 100px;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-primary);
}

.tab-btn.active {
  background: var(--accent-gradient);
  border-color: transparent;
  color: white;
}

.tab-btn:hover:not(.active) {
  border-color: rgba(230, 57, 70, 0.4);
  color: var(--text-primary);
}

.tab-panel {
  display: none;
}

.tab-panel.active {
  display: block;
  animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  gap: 16px;
}

.tech-card {
  padding: 24px;
  text-align: center;
  cursor: default;
}

.tech-logo {
  font-size: 2.5rem;
  margin-bottom: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text-primary);
}

.tech-logo svg {
  width: 40px;
  height: 40px;
}

.tech-card h4 {
  font-size: 0.9rem;
  font-weight: 600;
}

/* ======== PRODUCTS ======== */
.products-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  margin-bottom: 48px;
}

.product-card {
  padding: 32px;
  text-align: center;
  position: relative;
  border-color: rgba(230, 57, 70, 0.25);
}

.product-card.featured {
  border-color: rgba(230, 57, 70, 0.4);
  background: rgba(26, 20, 100, 0.12);
}

.featured-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  background: var(--accent-gradient);
  color: white;
  padding: 4px 12px;
  border-radius: 100px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.product-3d-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 24px;
  position: relative;
}

.floating-shape {
  width: 100%;
  height: 100%;
  border-radius: 20px;
  animation: float 4s ease-in-out infinite;
}

.shape-doc {
  background: linear-gradient(135deg, var(--accent-1), var(--accent-2));
  transform: rotate(10deg);
}

.shape-logistics {
  background: linear-gradient(135deg, var(--accent-3), var(--accent-1));
  border-radius: 50%;
  animation-delay: -1s;
}

.shape-jobs {
  background: linear-gradient(135deg, var(--accent-2), var(--accent-3));
  border-radius: 16px 40px;
  animation-delay: -2s;
}

@keyframes float {
  0%, 100% { transform: translateY(0) rotate(0deg); }
  33% { transform: translateY(-8px) rotate(3deg); }
  66% { transform: translateY(-4px) rotate(-2deg); }
}

.product-card h3 {
  font-family: var(--font-display);
  font-size: 1.15rem;
  font-weight: 600;
  margin-bottom: 12px;
}

.product-card p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 16px;
}

.product-features {
  list-style: none;
  text-align: left;
  margin-bottom: 24px;
}

.product-features li {
  padding: 6px 0;
  font-size: 0.85rem;
  color: var(--text-secondary);
  display: flex;
  align-items: center;
  gap: 8px;
}

.product-features li::before {
  content: '';
  width: 6px;
  height: 6px;
  background: var(--accent-2);
  border-radius: 50%;
  flex-shrink: 0;
}

.products-features-row {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
}

.pf-item {
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--accent-2);
  font-size: 0.9rem;
  font-weight: 500;
}

/* ======== PORTFOLIO ======== */
.portfolio {
  background: radial-gradient(ellipse at 50% 80%, rgba(230, 57, 70, 0.05) 0%, transparent 50%);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.portfolio-item {
  border-radius: var(--radius);
  overflow: hidden;
  cursor: pointer;
  transition: var(--transition);
}

.portfolio-item:hover {
  transform: translateY(-8px);
}

.portfolio-visual {
  position: relative;
  aspect-ratio: 9/16;
  overflow: hidden;
  border-radius: var(--radius);
  border: 1px solid var(--glass-border);
  background: var(--bg-secondary);
}

.portfolio-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1), filter 0.4s ease;
  filter: brightness(0.9);
}

.portfolio-item:hover .portfolio-img {
  transform: scale(1.05);
  filter: brightness(1);
}

.portfolio-visual::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40%;
  background: linear-gradient(to top, rgba(6, 6, 14, 0.6), transparent);
  pointer-events: none;
  border-radius: 0 0 var(--radius) var(--radius);
}

.portfolio-info {
  padding: 16px 4px;
}

.portfolio-info h3 {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.portfolio-category {
  font-size: 0.8rem;
  color: var(--text-muted);
}

/* ======== TESTIMONIALS ======== */
.testimonials-slider {
  overflow: hidden;
  position: relative;
}

.testimonial-track {
  display: flex;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.testimonial-card {
  min-width: 100%;
  padding: 48px;
  position: relative;
}

.testimonial-quote {
  color: var(--accent-1);
  margin-bottom: 16px;
}

.testimonial-card p {
  font-size: 1.15rem;
  line-height: 1.8;
  color: var(--text-secondary);
  font-style: italic;
  margin-bottom: 24px;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 14px;
}

.author-avatar {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--accent-gradient);
  border-radius: 50%;
  font-weight: 700;
  font-size: 0.9rem;
  color: white;
}

.testimonial-author strong {
  display: block;
  font-size: 0.95rem;
}

.testimonial-author span {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.slider-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  margin-top: 32px;
}

.slider-btn {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 50%;
  color: var(--text-primary);
  cursor: pointer;
  transition: var(--transition);
}

.slider-btn:hover {
  background: rgba(26, 20, 100, 0.25);
  border-color: var(--accent-1);
}

.slider-dots {
  display: flex;
  gap: 8px;
}

.slider-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: rgba(26, 20, 100, 0.25);
  border: none;
  cursor: pointer;
  transition: var(--transition);
}

.slider-dot.active {
  background: var(--accent-1);
  width: 24px;
  border-radius: 4px;
}

/* ======== CONTACT ======== */
.contact {
  background: radial-gradient(ellipse at 30% 50%, rgba(26, 20, 100, 0.08) 0%, transparent 50%);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: start;
}

.contact-info .section-title {
  text-align: left;
  font-size: clamp(1.8rem, 3vw, 2.5rem);
}

.contact-info > p {
  color: var(--text-secondary);
  margin: 16px 0 32px;
  line-height: 1.7;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-bottom: 32px;
}

.contact-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.contact-icon {
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(26, 20, 100, 0.15);
  border: 1px solid rgba(26, 20, 100, 0.25);
  border-radius: 12px;
  color: var(--accent-1);
  flex-shrink: 0;
}

.contact-item strong {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 2px;
}

.contact-item span {
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.social-links {
  display: flex;
  gap: 12px;
}

.social-link {
  width: 40px;
  height: 40px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  border-radius: 10px;
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition);
}

.social-link:hover {
  background: rgba(26, 20, 100, 0.25);
  border-color: var(--accent-1);
  color: var(--text-primary);
  transform: translateY(-2px);
}

/* Contact Form */
.contact-form {
  padding: 36px;
}

.contact-form h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 600;
  margin-bottom: 24px;
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  position: relative;
  margin-bottom: 16px;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 14px 16px;
  background: rgba(15, 15, 40, 0.6);
  border: 1px solid rgba(26, 20, 100, 0.2);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: var(--font-primary);
  font-size: 0.9rem;
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--accent-1);
  box-shadow: 0 0 0 3px rgba(26, 20, 100, 0.15);
}

.form-group label {
  position: absolute;
  left: 16px;
  top: 14px;
  color: var(--text-muted);
  font-size: 0.9rem;
  pointer-events: none;
  transition: var(--transition);
}

.form-group input:focus + label,
.form-group input:not(:placeholder-shown) + label,
.form-group textarea:focus + label,
.form-group textarea:not(:placeholder-shown) + label {
  top: -8px;
  left: 12px;
  font-size: 0.7rem;
  background: var(--bg-primary);
  padding: 0 4px;
  color: var(--accent-1);
}

.form-group select {
  cursor: pointer;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%231a1464' stroke-width='2'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
}

.form-group select option {
  background: var(--bg-secondary);
  color: var(--text-primary);
}

/* ======== FOOTER ======== */
.footer {
  position: relative;
  z-index: 2;
  border-top: 1px solid var(--glass-border);
  padding: 64px 0 24px;
  background: rgba(6, 6, 14, 0.9);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr repeat(4, 1fr);
  gap: 40px;
  margin-bottom: 48px;
}

.footer-brand p {
  color: var(--text-muted);
  font-size: 0.85rem;
  margin-top: 12px;
  line-height: 1.6;
}

.footer-links h4 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.footer-links a {
  display: block;
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  padding: 4px 0;
  transition: var(--transition);
}

.footer-links a:hover {
  color: var(--accent-1);
  transform: translateX(4px);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 24px;
  border-top: 1px solid var(--glass-border);
}

.footer-bottom p {
  font-size: 0.8rem;
  color: var(--text-muted);
}

.footer-social {
  display: flex;
  gap: 16px;
}

.footer-social a {
  color: var(--text-muted);
  text-decoration: none;
  font-size: 0.85rem;
  transition: var(--transition);
}

.footer-social a:hover {
  color: var(--accent-1);
}

/* ======== ANIMATIONS ======== */
[data-animate] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-animate="fade-right"] {
  transform: translateX(-30px);
}

[data-animate="fade-left"] {
  transform: translateX(30px);
}

[data-animate].visible {
  opacity: 1;
  transform: translate(0, 0);
}

/* ======== RESPONSIVE ======== */
@media (max-width: 1024px) {
  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(6, 6, 14, 0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 8px;
    z-index: 999;
  }

  .nav-links.open {
    display: flex;
  }

  .nav-links .nav-link {
    font-size: 1.2rem;
    padding: 12px 24px;
  }

  .nav-toggle {
    display: flex;
    z-index: 1000;
  }

  .hero-content {
    margin-left: 24px;
    max-width: 100%;
  }

  .hero-3d {
    opacity: 0.3;
    width: 100%;
  }

  .services-grid,
  .resourcing-grid,
  .products-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-grid,
  .contact-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .section {
    padding: 80px 0;
  }

  .services-grid,
  .resourcing-grid,
  .products-grid {
    grid-template-columns: 1fr;
  }

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

  .hero-stats {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
  }

  .stat-divider {
    display: none;
  }

  .process-steps {
    flex-direction: column;
    align-items: center;
  }

  .process-connector {
    width: 2px;
    height: 30px;
    margin: 0;
  }

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

  .footer-grid {
    grid-template-columns: 1fr;
    gap: 32px;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }

  .products-features-row {
    flex-direction: column;
    gap: 16px;
    align-items: flex-start;
    padding: 0 16px;
  }

  .testimonial-card {
    padding: 28px;
  }

  .testimonial-card p {
    font-size: 1rem;
  }

  .expertise-tabs {
    flex-wrap: wrap;
  }
}

@media (max-width: 480px) {
  .portfolio-grid {
    grid-template-columns: 1fr;
  }
}

/* Selection */
::selection {
  background: rgba(26, 20, 100, 0.35);
  color: white;
}

/* Scrollbar */
::-webkit-scrollbar {
  width: 6px;
}

::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

::-webkit-scrollbar-thumb {
  background: rgba(26, 20, 100, 0.35);
  border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
  background: rgba(26, 20, 100, 0.5);
}

/* ======== THEME TOGGLE ======== */
.theme-toggle {
  display: flex;
  align-items: center;
  gap: 6px;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  padding: 6px 12px;
  border-radius: 100px;
  font-size: 0.8rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  font-family: var(--font-primary);
  white-space: nowrap;
}

.theme-toggle:hover {
  border-color: rgba(230, 57, 70, 0.4);
  color: var(--text-primary);
  background: rgba(26, 20, 100, 0.25);
}

.theme-icon-moon {
  display: none;
}

body.light-mode .theme-icon-sun {
  display: none;
}

body.light-mode .theme-icon-moon {
  display: block;
}

/* ======== LIGHT MODE ======== */
body.light-mode {
  --bg-primary: #e8e4ef;
  --bg-secondary: #ddd8e8;
  --bg-card: rgba(255, 255, 255, 0.6);
  --text-primary: #1a1430;
  --text-secondary: rgba(74, 64, 96, 0.85);
  --text-muted: rgba(74, 64, 96, 0.6);
  --glass-bg: rgba(255, 255, 255, 0.55);
  --glass-border: rgba(26, 20, 100, 0.15);
  --glass-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

body.light-mode #bg-canvas {
  opacity: 0.25;
}

body.light-mode .nav.scrolled {
  background: rgba(232, 228, 239, 0.85);
}

body.light-mode .cursor-glow {
  background: radial-gradient(circle, rgba(26, 20, 100, 0.04) 0%, transparent 70%);
}

body.light-mode .hero-badge {
  background: rgba(26, 20, 100, 0.08);
  border-color: rgba(26, 20, 100, 0.15);
}

body.light-mode .tech-card {
  background: rgba(255, 255, 255, 0.65);
  border-color: rgba(26, 20, 100, 0.12);
}

body.light-mode .tech-logo {
  color: #1a1430;
}

body.light-mode .product-card {
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(230, 57, 70, 0.2);
}

body.light-mode .product-card.featured {
  background: rgba(255, 255, 255, 0.75);
  border-color: rgba(230, 57, 70, 0.35);
}

body.light-mode .service-card,
body.light-mode .resource-card,
body.light-mode .testimonial-card {
  background: rgba(255, 255, 255, 0.55);
  border-color: rgba(26, 20, 100, 0.12);
}

body.light-mode .contact-form {
  background: rgba(255, 255, 255, 0.65);
}

body.light-mode .form-group input,
body.light-mode .form-group textarea,
body.light-mode .form-group select {
  background: rgba(232, 228, 239, 0.8);
  border-color: rgba(26, 20, 100, 0.15);
  color: #1a1430;
}

body.light-mode .form-group input:focus + label,
body.light-mode .form-group input:not(:placeholder-shown) + label,
body.light-mode .form-group textarea:focus + label,
body.light-mode .form-group textarea:not(:placeholder-shown) + label {
  background: var(--bg-primary);
}

body.light-mode .footer {
  background: rgba(232, 228, 239, 0.95);
}

body.light-mode .social-link {
  background: rgba(255, 255, 255, 0.5);
  border-color: rgba(26, 20, 100, 0.12);
}

body.light-mode .tab-btn {
  background: rgba(255, 255, 255, 0.5);
  border-color: rgba(26, 20, 100, 0.12);
  color: rgba(74, 64, 96, 0.85);
}

body.light-mode .tab-btn.active {
  background: var(--accent-gradient);
  color: white;
  border-color: transparent;
}

body.light-mode .value-icon,
body.light-mode .contact-icon {
  background: rgba(26, 20, 100, 0.08);
  border-color: rgba(26, 20, 100, 0.15);
}

body.light-mode .btn-secondary {
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(26, 20, 100, 0.2);
  color: #1a1430;
}

body.light-mode .portfolio-visual {
  background: #ddd8e8;
}

body.light-mode .portfolio-visual::after {
  background: linear-gradient(to top, rgba(232, 228, 239, 0.6), transparent);
}

body.light-mode .slider-btn {
  background: rgba(255, 255, 255, 0.5);
  border-color: rgba(26, 20, 100, 0.15);
  color: #1a1430;
}

body.light-mode .nav-links.open {
  background: rgba(232, 228, 239, 0.97);
}

body.light-mode .theme-toggle {
  background: rgba(255, 255, 255, 0.5);
  border-color: rgba(26, 20, 100, 0.15);
  color: #1a1430;
}

body.light-mode ::selection {
  background: rgba(26, 20, 100, 0.2);
  color: #1a1430;
}

body.light-mode ::-webkit-scrollbar-track {
  background: var(--bg-primary);
}

body.light-mode .about-card {
  background: rgba(255, 255, 255, 0.55);
}

body.light-mode .step-number {
  color: white;
}

body.light-mode .form-group select option {
  background: #e8e4ef;
  color: #1a1430;
}