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

:root {
  --color-primary: #0066FF;
  --color-primary-dark: #0052CC;
  --color-primary-light: #3385FF;
  --color-accent: #E63946;
  --color-dark: #0A0F1C;
  --color-dark-2: #111827;
  --color-dark-3: #1F2937;
  --color-gray-100: #F3F4F6;
  --color-gray-200: #E5E7EB;
  --color-gray-300: #D1D5DB;
  --color-gray-400: #9CA3AF;
  --color-gray-500: #6B7280;
  --color-gray-600: #4B5563;
  --color-white: #FFFFFF;
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.1), 0 2px 4px -2px rgba(0,0,0,0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.1), 0 4px 6px -4px rgba(0,0,0,0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.1);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-family);
  color: var(--color-dark);
  background: var(--color-white);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul { list-style: none; }

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

.section {
  padding: 120px 0;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-family);
  font-weight: 600;
  border: none;
  cursor: pointer;
  transition: var(--transition);
  border-radius: var(--radius-sm);
  white-space: nowrap;
}

.btn-sm {
  padding: 8px 20px;
  font-size: 0.875rem;
}

.btn-lg {
  padding: 14px 32px;
  font-size: 1rem;
}

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

.btn-primary:hover {
  background: var(--color-primary-dark);
  transform: translateY(-1px);
  box-shadow: 0 4px 12px rgba(0, 102, 255, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--color-white);
  border: 2px solid rgba(255,255,255,0.4);
}

.btn-outline:hover {
  border-color: var(--color-white);
  background: rgba(255,255,255,0.1);
}

.btn-full {
  width: 100%;
}

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

.navbar.scrolled {
  background: rgba(10, 15, 28, 0.95);
  backdrop-filter: blur(20px);
  padding: 10px 0;
  box-shadow: 0 1px 20px rgba(0,0,0,0.2);
}

.nav-container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 1.5rem;
  font-weight: 800;
  color: var(--color-white);
}

.logo-svg {
  width: 36px;
  height: 36px;
  flex-shrink: 0;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 36px;
}

.nav-links a {
  color: rgba(255,255,255,0.8);
  font-size: 0.9rem;
  font-weight: 500;
  letter-spacing: 0.01em;
}

.nav-links a:hover {
  color: var(--color-white);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

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

.mobile-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-white);
  transition: var(--transition);
  border-radius: 2px;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
}

.hero-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(10, 15, 28, 0.85) 0%,
    rgba(10, 15, 28, 0.6) 50%,
    rgba(0, 102, 255, 0.2) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 900px;
  padding: 80px 24px 0;
}

.hero-eyebrow {
  display: inline-block;
  color: var(--color-primary-light);
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 24px;
  padding: 6px 16px;
  border: 1px solid rgba(0, 102, 255, 0.3);
  border-radius: 100px;
  background: rgba(0, 102, 255, 0.1);
}

.hero-title {
  font-size: clamp(2.5rem, 6vw, 4.5rem);
  font-weight: 900;
  color: var(--color-white);
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -0.02em;
}

.text-gradient {
  background: linear-gradient(135deg, #3385FF, #00D4FF);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: 1.2rem;
  color: rgba(255,255,255,0.75);
  max-width: 700px;
  margin: 0 auto 40px;
  line-height: 1.7;
  font-weight: 400;
}

.hero-cta {
  display: flex;
  gap: 16px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-scroll {
  position: absolute;
  bottom: 40px;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  color: rgba(255,255,255,0.5);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.scroll-line {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255,255,255,0.5), transparent);
  animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
  0%, 100% { opacity: 0.3; }
  50% { opacity: 1; }
}

/* ===== Stats Bar ===== */
.stats-bar {
  background: var(--color-dark);
  padding: 48px 0;
  border-bottom: 1px solid rgba(255,255,255,0.05);
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 32px;
  text-align: center;
}

.stat-number {
  display: block;
  font-size: 2.5rem;
  font-weight: 800;
  color: var(--color-primary-light);
  letter-spacing: -0.02em;
}

.stat-label {
  display: block;
  font-size: 0.85rem;
  color: var(--color-gray-400);
  margin-top: 4px;
  font-weight: 500;
}

/* ===== Section Headers ===== */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 72px;
}

.section-eyebrow {
  display: inline-block;
  color: var(--color-primary);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin-bottom: 20px;
  color: var(--color-dark);
}

.section-desc {
  font-size: 1.1rem;
  color: var(--color-gray-500);
  line-height: 1.7;
}

/* ===== Features Grid (Platform) ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--color-white);
  border: 1px solid var(--color-gray-200);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary);
}

.feature-icon {
  height: 200px;
  overflow: hidden;
}

.feature-icon img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.feature-card:hover .feature-icon img {
  transform: scale(1.05);
}

.feature-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  padding: 24px 24px 12px;
  color: var(--color-dark);
}

.feature-card p {
  font-size: 0.9rem;
  color: var(--color-gray-500);
  padding: 0 24px 24px;
  line-height: 1.65;
}

/* ===== Technology Section ===== */
.technology {
  background: var(--color-dark);
}

.technology .section-eyebrow {
  color: var(--color-primary-light);
}

.technology .section-title {
  color: var(--color-white);
}

.technology .section-desc {
  color: var(--color-gray-400);
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.tech-card {
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 36px;
  transition: var(--transition);
}

.tech-card:hover {
  background: rgba(255,255,255,0.06);
  border-color: rgba(0, 102, 255, 0.3);
  transform: translateY(-2px);
}

.tech-number {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-primary-light);
  letter-spacing: 0.1em;
  margin-bottom: 16px;
}

.tech-card h3 {
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-white);
  margin-bottom: 12px;
}

.tech-card p {
  font-size: 0.9rem;
  color: var(--color-gray-400);
  line-height: 1.7;
}

/* ===== CTA Banner ===== */
.cta-banner {
  position: relative;
  padding: 120px 0;
  overflow: hidden;
}

.cta-bg {
  position: absolute;
  inset: 0;
}

.cta-bg-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cta-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(0, 102, 255, 0.9), rgba(10, 15, 28, 0.85));
}

.cta-content {
  position: relative;
  z-index: 2;
  text-align: center;
}

.cta-content h2 {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.2;
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}

.cta-content p {
  font-size: 1.15rem;
  color: rgba(255,255,255,0.8);
  max-width: 600px;
  margin: 0 auto 36px;
}

/* ===== Industries Section ===== */
.tab-nav {
  display: flex;
  gap: 8px;
  justify-content: center;
  flex-wrap: wrap;
  margin-bottom: 48px;
}

.tab-btn {
  padding: 10px 24px;
  font-family: var(--font-family);
  font-size: 0.9rem;
  font-weight: 600;
  border: 2px solid var(--color-gray-200);
  border-radius: 100px;
  background: transparent;
  color: var(--color-gray-500);
  cursor: pointer;
  transition: var(--transition);
}

.tab-btn:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
}

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

.tab-content {
  display: none;
}

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

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

.industry-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.industry-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  aspect-ratio: 4/3;
}

.industry-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.industry-info h3 {
  font-size: 1.8rem;
  font-weight: 800;
  margin-bottom: 8px;
  color: var(--color-dark);
}

.industry-audience {
  font-size: 0.9rem;
  color: var(--color-primary);
  font-weight: 600;
  margin-bottom: 28px;
}

.industry-features {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.industry-features li {
  padding-left: 20px;
  border-left: 3px solid var(--color-primary);
}

.feature-title {
  display: block;
  font-weight: 700;
  font-size: 1rem;
  color: var(--color-dark);
  margin-bottom: 4px;
}

.feature-desc {
  display: block;
  font-size: 0.9rem;
  color: var(--color-gray-500);
  line-height: 1.6;
}

/* ===== About Section ===== */
.about {
  background: var(--color-gray-100);
}

.about-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.about-content .section-eyebrow {
  margin-bottom: 12px;
}

.about-content .section-title {
  text-align: left;
  margin-bottom: 24px;
}

.about-content p {
  font-size: 1rem;
  color: var(--color-gray-600);
  line-height: 1.75;
  margin-bottom: 16px;
}

.about-brand {
  display: flex;
  gap: 20px;
  margin-top: 32px;
  padding: 24px;
  background: var(--color-white);
  border-radius: var(--radius-md);
  border: 1px solid var(--color-gray-200);
}

.brand-icon {
  font-size: 3rem;
  flex-shrink: 0;
}

.brand-text h4 {
  font-size: 1.05rem;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--color-dark);
}

.brand-text p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

.about-image {
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 3/4;
}

/* ===== Contact Section ===== */
.contact {
  background: var(--color-white);
}

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: start;
}

.contact-info .section-eyebrow {
  margin-bottom: 12px;
}

.contact-info .section-title {
  text-align: left;
  margin-bottom: 20px;
}

.contact-info > p {
  font-size: 1rem;
  color: var(--color-gray-500);
  line-height: 1.7;
  margin-bottom: 36px;
}

.contact-details {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

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

.contact-icon {
  font-size: 1.5rem;
  flex-shrink: 0;
  margin-top: 2px;
}

.contact-item strong {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: var(--color-dark);
  margin-bottom: 2px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.contact-item p {
  font-size: 1rem;
  color: var(--color-gray-600);
}

.contact-item a {
  color: var(--color-primary);
}

.contact-item a:hover {
  text-decoration: underline;
}

.contact-form-wrapper {
  background: var(--color-gray-100);
  padding: 40px;
  border-radius: var(--radius-lg);
  border: 1px solid var(--color-gray-200);
}

.form-group {
  margin-bottom: 20px;
}

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  color: var(--color-dark);
  margin-bottom: 6px;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  font-family: var(--font-family);
  font-size: 0.95rem;
  border: 1px solid var(--color-gray-300);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  color: var(--color-dark);
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(0, 102, 255, 0.1);
}

.form-group textarea {
  resize: vertical;
}

/* ===== Footer ===== */
.footer {
  background: var(--color-dark);
  padding: 80px 0 40px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 60px;
}

.footer-brand .nav-logo {
  margin-bottom: 16px;
}

.footer-brand p {
  font-size: 0.9rem;
  color: var(--color-gray-400);
  line-height: 1.7;
  max-width: 300px;
}

.footer-links h4 {
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--color-white);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 20px;
}

.footer-links li {
  margin-bottom: 10px;
}

.footer-links a {
  font-size: 0.9rem;
  color: var(--color-gray-400);
}

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

.footer-bottom {
  padding-top: 32px;
  border-top: 1px solid rgba(255,255,255,0.08);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.footer-bottom p {
  font-size: 0.85rem;
  color: var(--color-gray-500);
}

.footer-bottom a {
  color: var(--color-gray-400);
}

.footer-bottom a:hover {
  color: var(--color-primary-light);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

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

  .footer-grid {
    grid-template-columns: 1fr 1fr;
    gap: 36px;
  }
}

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

  .nav-links {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(10, 15, 28, 0.98);
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 32px;
    z-index: 999;
  }

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

  .nav-links a {
    font-size: 1.5rem;
    color: var(--color-white);
  }

  .mobile-toggle {
    display: flex;
    z-index: 1001;
  }

  .nav-actions .btn {
    display: none;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
  }

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

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

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

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

  .about-image {
    order: -1;
  }

  .about-image img {
    aspect-ratio: 16/9;
  }

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

  .contact-form-wrapper {
    padding: 24px;
  }

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

  .footer-bottom {
    flex-direction: column;
    gap: 8px;
    text-align: center;
  }

  .tab-nav {
    gap: 6px;
  }

  .tab-btn {
    padding: 8px 16px;
    font-size: 0.8rem;
  }

  .hero-cta {
    flex-direction: column;
    align-items: center;
  }

  .cta-banner {
    padding: 80px 0;
  }
}

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

  .stat-number {
    font-size: 2rem;
  }

  .hero-title {
    font-size: 2rem;
  }

  .hero-subtitle {
    font-size: 1rem;
  }

  .about-brand {
    flex-direction: column;
    text-align: center;
  }
}

/* ===== Scroll Animations ===== */
.animate-target {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-target.animate-in {
  opacity: 1;
  transform: translateY(0);
}

.feature-card:nth-child(2) .animate-target,
.tech-card:nth-child(2) { transition-delay: 0.1s; }
.feature-card:nth-child(3) .animate-target,
.tech-card:nth-child(3) { transition-delay: 0.2s; }
.feature-card:nth-child(4) .animate-target,
.tech-card:nth-child(4) { transition-delay: 0.15s; }
.feature-card:nth-child(5) .animate-target,
.tech-card:nth-child(5) { transition-delay: 0.25s; }
.feature-card:nth-child(6) .animate-target,
.tech-card:nth-child(6) { transition-delay: 0.3s; }

/* Stagger animation for cards */
.animate-target:nth-child(1) { transition-delay: 0s; }
.animate-target:nth-child(2) { transition-delay: 0.08s; }
.animate-target:nth-child(3) { transition-delay: 0.16s; }
.animate-target:nth-child(4) { transition-delay: 0.24s; }
.animate-target:nth-child(5) { transition-delay: 0.32s; }
.animate-target:nth-child(6) { transition-delay: 0.4s; }
.animate-target:nth-child(7) { transition-delay: 0.48s; }
.animate-target:nth-child(8) { transition-delay: 0.56s; }