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

:root {
  --bg-primary: #06080f;
  --bg-secondary: #0c1019;
  --bg-card: rgba(14, 20, 33, 0.7);
  --bg-card-hover: rgba(20, 28, 45, 0.85);
  --border: rgba(99, 140, 255, 0.12);
  --border-hover: rgba(99, 140, 255, 0.3);
  --text-primary: #e8ecf4;
  --text-secondary: #8b95a8;
  --text-muted: #5a6478;
  --accent: #4d7cff;
  --accent-light: #6b93ff;
  --accent-glow: rgba(77, 124, 255, 0.35);
  --cyan: #00d4ff;
  --cyan-glow: rgba(0, 212, 255, 0.2);
  --gradient: linear-gradient(135deg, #4d7cff 0%, #00d4ff 100%);
  --gradient-text: linear-gradient(135deg, #6b93ff 0%, #00d4ff 50%, #4d7cff 100%);
  --radius: 12px;
  --radius-lg: 20px;
  --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

a {
  color: inherit;
  text-decoration: none;
}

ul { list-style: none; }

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

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

/* ===== Background Effects ===== */
.noise {
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.03;
  pointer-events: none;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

.grid-bg {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(77, 124, 255, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 124, 255, 0.03) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 0%, black 20%, transparent 70%);
}

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

.nav.scrolled {
  background: rgba(6, 8, 15, 0.85);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 12px 0;
}

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 1.25rem;
  z-index: 10;
}

.logo-icon {
  width: 32px;
  height: 32px;
  color: var(--accent-light);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-links a {
  font-size: 0.9rem;
  color: var(--text-secondary);
  transition: color var(--transition);
  font-weight: 500;
}

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

.nav-cta {
  background: var(--gradient) !important;
  color: white !important;
  padding: 8px 20px;
  border-radius: 8px;
  font-weight: 600 !important;
}

.nav-cta:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 10;
}

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

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 28px;
  border-radius: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  font-family: var(--font);
  cursor: pointer;
  border: none;
  transition: var(--transition);
}

.btn-primary {
  background: var(--gradient);
  color: white;
  box-shadow: 0 4px 24px var(--accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px var(--accent-glow);
}

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

.btn-ghost:hover {
  border-color: var(--border-hover);
  background: rgba(77, 124, 255, 0.05);
}

.btn-lg {
  padding: 16px 36px;
  font-size: 1.05rem;
}

.btn-full {
  width: 100%;
}

/* ===== Hero ===== */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding: 120px 0 80px;
  overflow: hidden;
}

.hero-glow {
  position: absolute;
  top: -20%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, var(--accent-glow) 0%, transparent 70%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 720px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  background: rgba(77, 124, 255, 0.1);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 0.85rem;
  color: var(--accent-light);
  font-weight: 500;
  margin-bottom: 24px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background: var(--cyan);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.3); }
}

.hero-title {
  font-size: clamp(2.8rem, 6vw, 4.5rem);
  font-weight: 700;
  line-height: 1.1;
  letter-spacing: -0.03em;
  margin-bottom: 24px;
}

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

.hero-subtitle {
  font-size: 1.15rem;
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 560px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 56px;
}

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

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

.stat-value {
  font-size: 2rem;
  font-weight: 700;
  color: var(--text-primary);
  font-variant-numeric: tabular-nums;
}

.stat-suffix {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--accent-light);
}

.stat-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 2px;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: var(--border);
}

.hero-visual {
  position: absolute;
  right: -5%;
  top: 50%;
  transform: translateY(-50%);
  width: 50%;
  height: 70%;
  pointer-events: none;
}

#particleCanvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(60px);
  animation: float 8s ease-in-out infinite;
}

.orb-1 {
  width: 300px;
  height: 300px;
  background: rgba(77, 124, 255, 0.15);
  top: 10%;
  right: 20%;
}

.orb-2 {
  width: 200px;
  height: 200px;
  background: rgba(0, 212, 255, 0.1);
  bottom: 20%;
  right: 40%;
  animation-delay: -3s;
}

.orb-3 {
  width: 150px;
  height: 150px;
  background: rgba(77, 124, 255, 0.1);
  top: 40%;
  right: 10%;
  animation-delay: -5s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0); }
  33% { transform: translate(20px, -20px); }
  66% { transform: translate(-10px, 15px); }
}

/* ===== Sections ===== */
.section {
  position: relative;
  z-index: 1;
  padding: 100px 0;
}

.section-header {
  margin-bottom: 60px;
  max-width: 600px;
}

.section-header.center {
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}

.section-tag {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--accent-light);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.2;
  margin-bottom: 16px;
}

.section-desc {
  font-size: 1.05rem;
  color: var(--text-secondary);
  line-height: 1.7;
}

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

.service-card {
  position: relative;
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  backdrop-filter: blur(10px);
  transition: var(--transition);
}

.service-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.service-card.featured {
  border-color: rgba(77, 124, 255, 0.3);
  background: linear-gradient(135deg, rgba(77, 124, 255, 0.08) 0%, rgba(0, 212, 255, 0.04) 100%);
}

.featured-badge {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 0.7rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  padding: 4px 10px;
  background: var(--gradient);
  color: white;
  border-radius: 100px;
}

.service-icon {
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(77, 124, 255, 0.1);
  border-radius: 12px;
  color: var(--accent-light);
  margin-bottom: 20px;
}

.service-icon svg {
  width: 24px;
  height: 24px;
}

.service-card h3 {
  font-size: 1.2rem;
  font-weight: 600;
  margin-bottom: 10px;
}

.service-card > p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 20px;
}

.service-features {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.service-features li {
  font-size: 0.85rem;
  color: var(--text-muted);
  padding-left: 16px;
  position: relative;
}

.service-features li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 8px;
  width: 6px;
  height: 6px;
  background: var(--accent);
  border-radius: 50%;
}

/* ===== Solutions ===== */
.solutions {
  background: var(--bg-secondary);
}

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

.industry-list {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.industry-item {
  display: flex;
  gap: 20px;
  padding: 20px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  border: 1px solid transparent;
}

.industry-item:hover,
.industry-item.active {
  background: rgba(77, 124, 255, 0.06);
  border-color: var(--border);
}

.industry-num {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  color: var(--accent-light);
  font-weight: 500;
  flex-shrink: 0;
  padding-top: 2px;
}

.industry-item h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 4px;
}

.industry-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.visual-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.visual-header {
  display: flex;
  gap: 8px;
  padding: 14px 18px;
  background: rgba(0, 0, 0, 0.3);
  border-bottom: 1px solid var(--border);
}

.visual-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
  background: var(--text-muted);
  opacity: 0.4;
}

.visual-dot:first-child { background: #ff5f57; opacity: 1; }
.visual-dot:nth-child(2) { background: #febc2e; opacity: 1; }
.visual-dot:nth-child(3) { background: #28c840; opacity: 1; }

.visual-body {
  padding: 24px;
}

.code-block {
  font-family: var(--font-mono);
  font-size: 0.82rem;
  line-height: 1.8;
  display: flex;
  flex-direction: column;
}

.code-line {
  white-space: pre;
}

.code-keyword { color: #c792ea; }
.code-func { color: #82aaff; }
.code-string { color: #c3e88d; }
.code-attr { color: #f78c6c; }
.code-comment { color: var(--text-muted); }

/* ===== Technology ===== */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 60px;
}

.tech-item {
  position: relative;
  padding: 32px 24px;
  text-align: center;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
}

.tech-item:hover {
  border-color: var(--border-hover);
  transform: translateY(-4px);
}

.tech-ring {
  width: 56px;
  height: 56px;
  margin: 0 auto 20px;
  border-radius: 50%;
  border: 2px solid transparent;
  background: linear-gradient(var(--bg-card), var(--bg-card)) padding-box,
              var(--gradient) border-box;
  position: relative;
}

.tech-ring::after {
  content: '';
  position: absolute;
  inset: 8px;
  border-radius: 50%;
  background: rgba(77, 124, 255, 0.1);
}

.tech-item h4 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 8px;
}

.tech-item p {
  font-size: 0.85rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

.tech-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 16px 32px;
  padding: 32px;
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
}

.tech-logos span {
  font-size: 0.9rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color var(--transition);
}

.tech-logos span:hover {
  color: var(--text-secondary);
}

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

.about-card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 40px;
  backdrop-filter: blur(10px);
}

.about-card-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 32px;
}

.about-metric {
  text-align: center;
}

.about-metric-value {
  display: block;
  font-size: 2.2rem;
  font-weight: 700;
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.about-metric-label {
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-top: 4px;
}

.about-content p {
  color: var(--text-secondary);
  margin-bottom: 16px;
  line-height: 1.7;
}

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

.value-item {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding-left: 16px;
  border-left: 2px solid var(--accent);
}

.value-item strong {
  font-size: 0.95rem;
}

.value-item span {
  font-size: 0.85rem;
  color: var(--text-secondary);
}

/* ===== CTA Banner ===== */
.cta-banner {
  padding: 80px 0;
}

.cta-inner {
  text-align: center;
  padding: 60px 40px;
  background: linear-gradient(135deg, rgba(77, 124, 255, 0.1) 0%, rgba(0, 212, 255, 0.05) 100%);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  position: relative;
  overflow: hidden;
}

.cta-inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 0%, var(--accent-glow), transparent 60%);
  pointer-events: none;
}

.cta-inner h2 {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  margin-bottom: 12px;
  position: relative;
}

.cta-inner p {
  color: var(--text-secondary);
  margin-bottom: 28px;
  position: relative;
}

.cta-inner .btn {
  position: relative;
}

/* ===== Contact ===== */
.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 60px;
}

.contact-details {
  margin-top: 36px;
  display: flex;
  flex-direction: column;
  gap: 24px;
}

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

.contact-detail svg {
  width: 22px;
  height: 22px;
  color: var(--accent-light);
  flex-shrink: 0;
  margin-top: 2px;
}

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

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

.contact-detail a:hover {
  color: var(--accent-light);
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
  backdrop-filter: blur(10px);
}

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

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

.form-group label {
  display: block;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 8px;
  color: var(--text-secondary);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 12px 16px;
  background: rgba(6, 8, 15, 0.6);
  border: 1px solid var(--border);
  border-radius: 10px;
  color: var(--text-primary);
  font-family: var(--font);
  font-size: 0.9rem;
  transition: border-color var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  border-color: var(--accent);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: var(--text-muted);
}

.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='%235a6478' 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 textarea {
  resize: vertical;
  min-height: 100px;
}

/* ===== Footer ===== */
.footer {
  position: relative;
  z-index: 1;
  padding: 60px 0 32px;
  border-top: 1px solid var(--border);
}

.footer-top {
  display: grid;
  grid-template-columns: 1.5fr 2fr;
  gap: 60px;
  margin-bottom: 48px;
}

.footer-brand p {
  margin-top: 16px;
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.6;
  max-width: 320px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.footer-col h5 {
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.footer-col a {
  display: block;
  font-size: 0.85rem;
  color: var(--text-muted);
  margin-bottom: 10px;
  transition: color var(--transition);
}

.footer-col a:hover {
  color: var(--text-secondary);
}

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

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

.footer-domain {
  font-family: var(--font-mono);
  color: var(--accent-light) !important;
}

/* ===== Animations ===== */
.fade-up {
  opacity: 0;
  transform: translateY(24px);
  animation: fadeUp 0.8s ease forwards;
}

.fade-up:nth-child(2) { animation-delay: 0.1s; }
.fade-up:nth-child(3) { animation-delay: 0.2s; }
.fade-up:nth-child(4) { animation-delay: 0.3s; }
.fade-up:nth-child(5) { animation-delay: 0.4s; }

@keyframes fadeUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .hero-visual {
    display: none;
  }

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

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

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

  .footer-top {
    grid-template-columns: 1fr;
    gap: 40px;
  }
}

@media (max-width: 768px) {
  .nav-links {
    position: fixed;
    inset: 0;
    background: rgba(6, 8, 15, 0.97);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: center;
    gap: 24px;
    transform: translateX(100%);
    transition: transform var(--transition);
  }

  .nav-links.open {
    transform: translateX(0);
  }

  .nav-links a {
    font-size: 1.2rem;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
  }

  .nav-toggle.active span:nth-child(2) {
    opacity: 0;
  }

  .nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
  }

  .hero {
    padding: 100px 0 60px;
  }

  .hero-stats {
    gap: 20px;
  }

  .stat-divider {
    display: none;
  }

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

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

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

  .footer-links {
    grid-template-columns: 1fr 1fr;
  }

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

  .section {
    padding: 70px 0;
  }
}