/* ============================================
   HectorV Tech Services — Futuristic Dark Theme
   Mobile-First Responsive Design
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;800;900&family=Rajdhani:wght@300;400;500;600;700&family=Share+Tech+Mono&display=swap');

/* --- CSS Variables --- */
:root {
  --bg-primary: #0a0a0f;
  --bg-secondary: #12121a;
  --bg-card: #16161f;
  --bg-card-hover: #1c1c28;
  --accent-cyan: #00f0ff;
  --accent-magenta: #ff00aa;
  --accent-purple: #8b5cf6;
  --accent-green: #00ff88;
  --text-primary: #e8e8f0;
  --text-secondary: #8888a0;
  --text-muted: #555570;
  --border-color: rgba(0, 240, 255, 0.12);
  --border-glow: rgba(0, 240, 255, 0.3);
  --gradient-hero: linear-gradient(135deg, #0a0a0f 0%, #0f1628 50%, #0a0a0f 100%);
  --gradient-card: linear-gradient(145deg, rgba(0,240,255,0.04) 0%, rgba(139,92,246,0.04) 100%);
  --gradient-accent: linear-gradient(135deg, var(--accent-cyan), var(--accent-purple));
  --shadow-glow: 0 0 30px rgba(0, 240, 255, 0.15);
  --shadow-card: 0 4px 24px rgba(0, 0, 0, 0.4);
  --font-display: 'Orbitron', sans-serif;
  --font-body: 'Rajdhani', sans-serif;
  --font-mono: 'Share Tech Mono', monospace;
  --nav-height: 70px;
  --container-max: 1200px;
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

body {
  font-family: var(--font-body);
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
  overflow-x: hidden;
  font-weight: 400;
}

a {
  color: var(--accent-cyan);
  text-decoration: none;
  transition: var(--transition-smooth);
}
a:hover {
  color: #fff;
  text-shadow: 0 0 8px var(--accent-cyan);
}

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

/* --- Utility --- */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 20px;
}

.section-label {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 4px;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 10px;
  display: block;
}

.section-title {
  font-family: var(--font-display);
  font-size: 1.8rem;
  font-weight: 700;
  margin-bottom: 16px;
  line-height: 1.2;
}

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

.section-desc {
  color: var(--text-secondary);
  font-size: 1.1rem;
  max-width: 600px;
  line-height: 1.7;
}

/* --- Animated Background Grid --- */
.bg-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(0,240,255,0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,240,255,0.03) 1px, transparent 1px);
  background-size: 60px 60px;
}

/* --- Navigation --- */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--nav-height);
  background: rgba(10, 10, 15, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  display: flex;
  align-items: center;
}

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

.nav-logo {
  font-family: var(--font-display);
  font-size: 1.3rem;
  font-weight: 800;
  color: #fff;
  letter-spacing: 2px;
  display: flex;
  align-items: center;
  gap: 10px;
}
.nav-logo-img {
  height: 32px;
  width: auto;
  filter: drop-shadow(0 0 8px var(--accent-cyan));
}
.nav-logo .dot {
  color: var(--accent-cyan);
  text-shadow: 0 0 10px var(--accent-cyan);
}

.nav-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  background: none;
  border: none;
  padding: 8px;
  z-index: 1001;
}
.nav-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: var(--transition-smooth);
}
.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);
}

.nav-menu {
  position: fixed;
  top: 0;
  right: -100%;
  width: 80%;
  max-width: 320px;
  height: 100vh;
  background: rgba(12, 12, 20, 0.97);
  backdrop-filter: blur(30px);
  -webkit-backdrop-filter: blur(30px);
  border-left: 1px solid var(--border-color);
  list-style: none;
  padding: 100px 40px 40px;
  transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.nav-menu.active {
  right: 0;
}

.nav-menu li a {
  display: block;
  padding: 12px 0;
  font-family: var(--font-body);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--text-secondary);
  border-bottom: 1px solid rgba(255,255,255,0.04);
  transition: var(--transition-smooth);
  letter-spacing: 1px;
}
.nav-menu li a:hover,
.nav-menu li a.active {
  color: var(--accent-cyan);
  padding-left: 10px;
  text-shadow: 0 0 8px rgba(0,240,255,0.3);
}

.nav-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0,0,0,0.5);
  z-index: 999;
}
.nav-overlay.active {
  display: block;
}

/* --- Hero Section --- */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  padding-top: var(--nav-height);
  background: var(--gradient-hero);
  overflow: hidden;
}

.hero-content {
  position: relative;
  z-index: 2;
  padding: 60px 0;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border: 1px solid var(--border-color);
  border-radius: 50px;
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--accent-cyan);
  margin-bottom: 28px;
  background: rgba(0,240,255,0.04);
}
.hero-badge::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-cyan);
  box-shadow: 0 0 8px var(--accent-cyan);
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.3; }
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2rem, 7vw, 4rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 24px;
  letter-spacing: -1px;
}

.hero h1 .line {
  display: block;
}
.hero h1 .gradient-text {
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
  max-width: 500px;
  line-height: 1.8;
  margin-bottom: 36px;
}

.hero-btns {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

.linux-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-top: 24px;
  padding: 8px 20px 8px 10px;
  border: 1px solid rgba(0, 240, 255, 0.35);
  border-radius: 999px;
  background: rgba(0, 240, 255, 0.07);
  color: rgba(255,255,255,0.85);
  font-size: 0.88rem;
  font-family: var(--font-mono);
  letter-spacing: 1.5px;
  text-transform: uppercase;
  box-shadow: 0 0 14px rgba(0, 240, 255, 0.15);
}
.linux-badge-img {
  height: 40px;
  width: auto;
  filter: drop-shadow(0 0 6px rgba(0, 240, 255, 0.4));
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  letter-spacing: 1px;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: none;
  text-decoration: none;
}

.btn-primary {
  background: var(--accent-cyan);
  color: var(--bg-primary);
}
.btn-primary:hover {
  background: #fff;
  color: var(--bg-primary);
  text-shadow: none;
  box-shadow: 0 0 30px rgba(0,240,255,0.4);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--border-glow);
}
.btn-outline:hover {
  border-color: var(--accent-cyan);
  color: var(--accent-cyan);
  text-shadow: none;
}

/* --- Hero Glow Orb --- */
.hero-orb {
  position: absolute;
  top: 20%;
  right: -10%;
  width: 400px;
  height: 400px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(0,240,255,0.08) 0%, transparent 70%);
  filter: blur(60px);
  animation: float-orb 8s ease-in-out infinite;
  z-index: 1;
}

.hero-orb-2 {
  position: absolute;
  bottom: 10%;
  left: -5%;
  width: 300px;
  height: 300px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(139,92,246,0.08) 0%, transparent 70%);
  filter: blur(60px);
  animation: float-orb 10s ease-in-out infinite reverse;
  z-index: 1;
}

@keyframes float-orb {
  0%, 100% { transform: translateY(0) scale(1); }
  50% { transform: translateY(-40px) scale(1.05); }
}

/* =============================================
   ANIMATED TECH BACKGROUND
   ============================================= */
.tech-bg {
  position: absolute;
  inset: 0;
  z-index: 1;
  overflow: hidden;
  pointer-events: none;
}

/* --- Circuit SVG --- */
.circuit-svg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0.4;
}

.circuit-line {
  stroke: var(--accent-cyan);
  stroke-width: 1;
  fill: none;
  opacity: 0;
  animation: circuit-draw 1.5s ease forwards;
}
.cl-1  { animation-delay: 0.2s; }
.cl-2  { animation-delay: 0.6s; }
.cl-3  { animation-delay: 1.0s; }
.cl-4  { animation-delay: 0.4s; }
.cl-5  { animation-delay: 0.8s; }
.cl-6  { animation-delay: 1.2s; }
.cl-7  { animation-delay: 1.6s; }
.cl-8  { animation-delay: 2.0s; }
.cl-9  { animation-delay: 0.3s; }
.cl-10 { animation-delay: 0.7s; }
.cl-11 { animation-delay: 1.4s; }

@keyframes circuit-draw {
  0% { opacity: 0; stroke-dasharray: 0 500; }
  50% { opacity: 0.3; }
  100% { opacity: 0.15; stroke-dasharray: 500 0; }
}

.circuit-node {
  fill: var(--accent-cyan);
  opacity: 0;
  animation: node-glow 2s ease-in-out infinite;
}
.cn-1 { animation-delay: 0.6s; }
.cn-2 { animation-delay: 1.0s; }
.cn-3 { animation-delay: 0.4s; }
.cn-4 { animation-delay: 0.8s; }
.cn-5 { animation-delay: 1.2s; }
.cn-6 { animation-delay: 1.6s; }
.cn-7 { animation-delay: 0.3s; }
.cn-8 { animation-delay: 1.4s; }
.cn-9 { animation-delay: 1.8s; }

@keyframes node-glow {
  0%, 100% { opacity: 0.2; r: 3; }
  50% { opacity: 0.7; r: 5; filter: drop-shadow(0 0 6px var(--accent-cyan)); }
}

/* Data pulses */
.data-pulse {
  fill: var(--accent-cyan);
  opacity: 0.9;
  filter: drop-shadow(0 0 6px var(--accent-cyan));
}
.dp-1 { fill: var(--accent-cyan); }
.dp-2 { fill: var(--accent-purple); filter: drop-shadow(0 0 6px var(--accent-purple)); }
.dp-3 { fill: var(--accent-cyan); }
.dp-4 { fill: var(--accent-green); filter: drop-shadow(0 0 6px var(--accent-green)); }

/* --- Floating Hexagons --- */
.hex {
  position: absolute;
  width: 60px;
  height: 60px;
  opacity: 0.06;
  border: 1.5px solid var(--accent-cyan);
  clip-path: polygon(50% 0%, 100% 25%, 100% 75%, 50% 100%, 0% 75%, 0% 25%);
  animation: hex-float 12s ease-in-out infinite;
}

.hex-1 {
  top: 12%;
  right: 15%;
  width: 80px;
  height: 80px;
  opacity: 0.08;
  border-color: var(--accent-cyan);
  animation-duration: 14s;
}
.hex-2 {
  top: 55%;
  right: 8%;
  width: 50px;
  height: 50px;
  opacity: 0.05;
  border-color: var(--accent-purple);
  animation-duration: 10s;
  animation-delay: -3s;
}
.hex-3 {
  top: 70%;
  left: 10%;
  width: 70px;
  height: 70px;
  opacity: 0.06;
  border-color: var(--accent-cyan);
  animation-duration: 16s;
  animation-delay: -6s;
}
.hex-4 {
  top: 25%;
  left: 5%;
  width: 40px;
  height: 40px;
  opacity: 0.04;
  border-color: var(--accent-magenta);
  animation-duration: 11s;
  animation-delay: -2s;
}
.hex-5 {
  top: 40%;
  right: 25%;
  width: 55px;
  height: 55px;
  opacity: 0.05;
  border-color: var(--accent-purple);
  animation-duration: 13s;
  animation-delay: -8s;
}

@keyframes hex-float {
  0%, 100% {
    transform: translateY(0) rotate(0deg);
  }
  25% {
    transform: translateY(-20px) rotate(15deg);
  }
  50% {
    transform: translateY(-10px) rotate(-10deg);
  }
  75% {
    transform: translateY(-30px) rotate(5deg);
  }
}

/* --- Floating Particles --- */
.particle {
  position: absolute;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--accent-cyan);
  opacity: 0;
  animation: particle-rise linear infinite;
}

.p-1 { left: 10%; bottom: 0; width: 2px; height: 2px; animation-duration: 8s; animation-delay: 0s; }
.p-2 { left: 25%; bottom: 0; width: 3px; height: 3px; animation-duration: 10s; animation-delay: -2s; background: var(--accent-purple); }
.p-3 { left: 45%; bottom: 0; width: 2px; height: 2px; animation-duration: 7s; animation-delay: -4s; }
.p-4 { left: 60%; bottom: 0; width: 4px; height: 4px; animation-duration: 12s; animation-delay: -1s; background: var(--accent-cyan); }
.p-5 { left: 75%; bottom: 0; width: 2px; height: 2px; animation-duration: 9s; animation-delay: -5s; background: var(--accent-green); }
.p-6 { left: 88%; bottom: 0; width: 3px; height: 3px; animation-duration: 11s; animation-delay: -3s; }
.p-7 { left: 35%; bottom: 0; width: 2px; height: 2px; animation-duration: 8.5s; animation-delay: -6s; background: var(--accent-magenta); }
.p-8 { left: 55%; bottom: 0; width: 2px; height: 2px; animation-duration: 10.5s; animation-delay: -7s; }

@keyframes particle-rise {
  0% {
    transform: translateY(0) translateX(0);
    opacity: 0;
  }
  10% {
    opacity: 0.6;
  }
  90% {
    opacity: 0.3;
  }
  100% {
    transform: translateY(-100vh) translateX(30px);
    opacity: 0;
  }
}

/* --- Scan Line --- */
.scan-line {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2px;
  background: linear-gradient(90deg, transparent, var(--accent-cyan), transparent);
  opacity: 0.15;
  animation: scan-move 6s ease-in-out infinite;
}

@keyframes scan-move {
  0% { top: -2px; opacity: 0; }
  10% { opacity: 0.15; }
  90% { opacity: 0.08; }
  100% { top: 100%; opacity: 0; }
}

/* --- Page Header tech bg (inner pages) --- */
.page-header {
  padding: 140px 0 60px;
  background: var(--gradient-hero);
  position: relative;
  overflow: hidden;
  text-align: center;
}
.page-header::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 20% 50%, rgba(0,240,255,0.06) 0%, transparent 50%),
    radial-gradient(circle at 80% 30%, rgba(139,92,246,0.05) 0%, transparent 40%);
  pointer-events: none;
}
.page-header::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0,240,255,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0,240,255,0.04) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 30%, transparent 70%);
  pointer-events: none;
}

/* --- Sections Common --- */
section {
  padding: 80px 0;
  position: relative;
  z-index: 2;
}

.section-header {
  text-align: center;
  margin-bottom: 50px;
}
.section-header .section-desc {
  margin: 0 auto;
}

/* --- Services Grid --- */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 12px;
  padding: 32px 24px;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
  text-decoration: none;
  color: inherit;
  display: block;
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-accent);
  opacity: 0;
  transition: opacity 0.3s;
}
.service-card:hover {
  background: var(--bg-card-hover);
  border-color: var(--border-glow);
  box-shadow: var(--shadow-glow);
  transform: translateY(-4px);
  color: inherit;
  text-shadow: none;
}
.service-card:hover::before {
  opacity: 1;
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: 12px;
  background: rgba(0,240,255,0.06);
  border: 1px solid var(--border-color);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  margin-bottom: 20px;
}

.service-card h3 {
  font-family: var(--font-display);
  font-size: 1.1rem;
  font-weight: 700;
  margin-bottom: 10px;
  letter-spacing: 1px;
}

.service-card p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  line-height: 1.7;
}

.service-card .card-arrow {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  margin-top: 16px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--accent-cyan);
  letter-spacing: 1px;
}

/* --- Stats Bar --- */
.stats-bar {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  padding: 40px 0;
}

.stat-item {
  text-align: center;
  padding: 20px;
}

.stat-number {
  font-family: var(--font-display);
  font-size: 2rem;
  font-weight: 800;
  color: var(--accent-cyan);
  display: block;
}

.stat-label {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-muted);
  margin-top: 6px;
}

/* --- About / Why Choose --- */
.features-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.feature-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  border: 1px solid var(--border-color);
  border-radius: 10px;
  background: var(--bg-card);
  transition: var(--transition-smooth);
}
.feature-item:hover {
  border-color: var(--border-glow);
}

.feature-icon {
  flex-shrink: 0;
  width: 40px;
  height: 40px;
  border-radius: 8px;
  background: rgba(0,240,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.feature-item h4 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.feature-item p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

/* --- CTA Banner --- */
.cta-banner {
  text-align: center;
  padding: 60px 24px;
  background: var(--gradient-card);
  border: 1px solid var(--border-color);
  border-radius: 16px;
  position: relative;
  overflow: hidden;
}
.cta-banner::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(circle at center, rgba(0,240,255,0.03) 0%, transparent 50%);
  pointer-events: none;
}

.cta-banner h2 {
  font-family: var(--font-display);
  font-size: 1.6rem;
  font-weight: 700;
  margin-bottom: 14px;
  position: relative;
}

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

/* --- Footer --- */
.footer {
  padding: 50px 0 30px;
  border-top: 1px solid var(--border-color);
  background: var(--bg-secondary);
  position: relative;
  z-index: 2;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 30px;
  margin-bottom: 40px;
}

.footer-brand .nav-logo {
  margin-bottom: 12px;
  display: inline-block;
}

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

.footer-links h4 {
  font-family: var(--font-display);
  font-size: 0.8rem;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 16px;
  color: var(--text-primary);
}

.footer-links ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links ul li a {
  color: var(--text-secondary);
  font-size: 0.9rem;
}
.footer-links ul li a:hover {
  color: var(--accent-cyan);
}

.footer-bottom {
  padding-top: 20px;
  border-top: 1px solid var(--border-color);
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: center;
}

.footer-bottom p {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--text-muted);
  letter-spacing: 1px;
}

.page-header h1 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 5vw, 3rem);
  font-weight: 800;
  margin-bottom: 14px;
}

.page-header .breadcrumb {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 2px;
  color: var(--text-muted);
  text-transform: uppercase;
}
.page-header .breadcrumb a {
  color: var(--accent-cyan);
}

/* --- Service Detail Page --- */
.service-detail {
  padding: 60px 0;
}

.service-detail-content h2 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  font-weight: 700;
  margin-bottom: 16px;
  margin-top: 40px;
}
.service-detail-content h2:first-child {
  margin-top: 0;
}

.service-detail-content p {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.8;
  margin-bottom: 16px;
}

.service-detail-content ul {
  list-style: none;
  margin-bottom: 20px;
}
.service-detail-content ul li {
  padding: 10px 0;
  padding-left: 24px;
  position: relative;
  color: var(--text-secondary);
  font-size: 1rem;
  border-bottom: 1px solid rgba(255,255,255,0.03);
}
.service-detail-content ul li::before {
  content: '▹';
  position: absolute;
  left: 0;
  color: var(--accent-cyan);
}

/* Feature boxes on service pages */
.service-features {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
  margin: 30px 0;
}

.service-feature-box {
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  transition: var(--transition-smooth);
}
.service-feature-box:hover {
  border-color: var(--border-glow);
}

.service-feature-box h3 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--accent-cyan);
}

.service-feature-box p {
  font-size: 0.9rem;
  margin-bottom: 0;
}

/* --- Contact Form --- */
.contact-section {
  padding: 60px 0;
}

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

.contact-info-card {
  padding: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 10px;
  display: flex;
  gap: 16px;
  align-items: flex-start;
  margin-bottom: 16px;
}
.contact-info-card:last-child {
  margin-bottom: 0;
}

.contact-info-icon {
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background: rgba(0,240,255,0.06);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
}

.contact-info-card h4 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.contact-info-card p {
  color: var(--text-secondary);
  font-size: 0.9rem;
}

.contact-form {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: 14px;
  padding: 32px 24px;
}

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

.form-group label {
  display: block;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--text-secondary);
  margin-bottom: 8px;
}

.form-control {
  width: 100%;
  padding: 14px 16px;
  background: rgba(255,255,255,0.03);
  border: 1px solid var(--border-color);
  border-radius: 8px;
  color: var(--text-primary);
  font-family: var(--font-body);
  font-size: 1rem;
  transition: var(--transition-smooth);
  outline: none;
}
.form-control:focus {
  border-color: var(--accent-cyan);
  box-shadow: 0 0 0 3px rgba(0,240,255,0.1);
}

.form-control::placeholder {
  color: var(--text-muted);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

select.form-control {
  appearance: none;
  -webkit-appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%2300f0ff' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 16px center;
  padding-right: 40px;
  cursor: pointer;
}

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

.btn-submit {
  width: 100%;
  padding: 16px;
  margin-top: 8px;
}

.form-status {
  margin-top: 14px;
  font-family: var(--font-mono);
  font-size: 0.8rem;
  letter-spacing: 1px;
  text-align: center;
  min-height: 1.2em;
}
.form-status.success {
  color: var(--accent-green);
}
.form-status.error {
  color: var(--accent-magenta);
}

/* --- Portfolio / Gallery --- */
.portfolio-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 30px;
  justify-content: center;
}

.filter-btn {
  padding: 8px 20px;
  border-radius: 50px;
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-secondary);
  cursor: pointer;
  transition: var(--transition-smooth);
}
.filter-btn:hover,
.filter-btn.active {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  color: var(--bg-primary);
}

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

.portfolio-item {
  position: relative;
  border-radius: 12px;
  overflow: hidden;
  border: 1px solid var(--border-color);
  aspect-ratio: 16 / 10;
  background: var(--bg-card);
  cursor: pointer;
}

.portfolio-item img,
.portfolio-item video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.portfolio-item:hover img,
.portfolio-item:hover video {
  transform: scale(1.05);
}

.portfolio-overlay {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  padding: 20px;
  background: linear-gradient(transparent, rgba(10,10,15,0.95));
  transform: translateY(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.portfolio-item:hover .portfolio-overlay {
  transform: translateY(0);
}

.portfolio-overlay h3 {
  font-family: var(--font-display);
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 4px;
}
.portfolio-overlay span {
  font-family: var(--font-mono);
  font-size: 0.7rem;
  color: var(--accent-cyan);
  letter-spacing: 1px;
  text-transform: uppercase;
}

.play-indicator {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: rgba(0,240,255,0.2);
  border: 2px solid var(--accent-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(4px);
}
.play-indicator::after {
  content: '';
  width: 0;
  height: 0;
  border-left: 14px solid var(--accent-cyan);
  border-top: 9px solid transparent;
  border-bottom: 9px solid transparent;
  margin-left: 3px;
}

/* --- Scroll Animations --- */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   RESPONSIVE — Tablet (640px+)
   ============================================= */
@media (min-width: 640px) {
  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats-bar {
    grid-template-columns: repeat(4, 1fr);
  }

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

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

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

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

/* =============================================
   RESPONSIVE — Desktop (960px+)
   ============================================= */
@media (min-width: 960px) {
  .container {
    padding: 0 40px;
  }

  .nav-toggle {
    display: none;
  }

  .nav-menu {
    position: static;
    width: auto;
    max-width: none;
    height: auto;
    background: none;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
    border: none;
    padding: 0;
    flex-direction: row;
    gap: 0;
  }

  .nav-menu li a {
    padding: 8px 16px;
    font-size: 0.85rem;
    border-bottom: none;
    letter-spacing: 1px;
  }
  .nav-menu li a:hover,
  .nav-menu li a.active {
    padding-left: 16px;
  }

  .nav-overlay {
    display: none !important;
  }

  section {
    padding: 100px 0;
  }

  .section-title {
    font-size: 2.4rem;
  }

  .hero-content {
    padding: 80px 0;
  }

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

  .contact-grid {
    grid-template-columns: 1fr 1.2fr;
  }

  .portfolio-grid {
    grid-template-columns: repeat(3, 1fr);
  }

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

  .footer-bottom {
    flex-direction: row;
    justify-content: space-between;
  }
}

/* =============================================
   RESPONSIVE — Large Desktop (1200px+)
   ============================================= */
@media (min-width: 1200px) {
  .services-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

/* --- Lightbox (Portfolio) --- */
.lightbox {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.92);
  z-index: 2000;
  align-items: center;
  justify-content: center;
  padding: 20px;
  cursor: pointer;
}
.lightbox.active {
  display: flex;
}
.lightbox img,
.lightbox video {
  max-width: 90%;
  max-height: 85vh;
  border-radius: 8px;
  border: 1px solid var(--border-color);
}
.lightbox iframe {
  width: min(90vw, 960px);
  height: min(85vh, 540px);
  border-radius: 8px;
  border: 1px solid var(--border-color);
}
.lightbox-close {
  position: absolute;
  top: 20px;
  right: 24px;
  font-size: 2rem;
  color: #fff;
  cursor: pointer;
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 50%;
  background: rgba(255,255,255,0.1);
  border: none;
  transition: var(--transition-smooth);
}
.lightbox-close:hover {
  background: rgba(255,255,255,0.2);
}

/* =============================================
   LANGUAGE SYSTEM
   ============================================= */

/* Toggle visibility based on body class */
.lang-en .es { display: none !important; }
.lang-es .en { display: none !important; }

/* --- Language Modal --- */
.lang-modal {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 5000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}
.lang-modal.active {
  display: flex;
}

.lang-modal-box {
  background: var(--bg-card);
  border: 1px solid var(--border-glow);
  border-radius: 16px;
  padding: 40px 32px;
  text-align: center;
  max-width: 420px;
  width: 100%;
  box-shadow: 0 0 60px rgba(0, 240, 255, 0.1);
  animation: modal-in 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  overflow: hidden;
}
.lang-modal-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 3px;
  background: var(--gradient-accent);
}

@keyframes modal-in {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.lang-modal-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
  display: block;
}

.lang-modal-box h2 {
  font-family: var(--font-display);
  font-size: 1.2rem;
  font-weight: 700;
  margin-bottom: 6px;
}

.lang-modal-box p {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 28px;
}

.lang-modal-buttons {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.lang-modal-btn {
  flex: 1;
  padding: 14px 20px;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition-smooth);
  border: 1px solid var(--border-color);
  background: rgba(255,255,255,0.03);
  color: var(--text-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  letter-spacing: 0.5px;
}

.lang-modal-btn:hover {
  border-color: var(--accent-cyan);
  background: rgba(0, 240, 255, 0.06);
  color: var(--accent-cyan);
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.1);
}

.lang-modal-btn .flag {
  font-size: 1.4rem;
  line-height: 1;
}

/* --- Nav Language Switcher (small buttons in nav) --- */
.nav-lang {
  display: flex;
  gap: 4px;
  margin-left: 8px;
  align-items: center;
}

.lang-switch-btn {
  padding: 4px 10px;
  border-radius: 4px;
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  background: transparent;
  border: 1px solid var(--border-color);
  color: var(--text-muted);
  cursor: pointer;
  transition: var(--transition-smooth);
  line-height: 1.4;
}
.lang-switch-btn:hover {
  border-color: var(--accent-cyan);
  color: var(--text-primary);
}
.lang-switch-btn.active {
  background: var(--accent-cyan);
  border-color: var(--accent-cyan);
  color: var(--bg-primary);
}

/* Mobile: lang switcher inside mobile menu */
.nav-lang-mobile {
  display: flex;
  gap: 8px;
  padding: 16px 0;
  border-top: 1px solid rgba(255,255,255,0.04);
  margin-top: 12px;
}
.nav-lang-mobile .lang-switch-btn {
  padding: 8px 16px;
  font-size: 0.75rem;
}

@media (min-width: 960px) {
  .nav-lang-mobile {
    display: none;
  }
}
@media (max-width: 959px) {
  .nav-lang {
    display: none;
  }
}

/* POS hero image */
.pos-hero-img {
  margin: 2rem 0;
  border-radius: 1rem;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
}
.pos-hero-img img {
  width: 100%;
  height: 420px;
  object-fit: cover;
  display: block;
}
@media (max-width: 600px) {
  .pos-hero-img img {
    height: 220px;
  }
}

/* Tech Stack */
.tech-stack-section {
  padding: 4rem 0;
}
.tech-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  margin-top: 2.5rem;
  max-width: 960px;
  margin-left: auto;
  margin-right: auto;
}
.tech-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--card-bg, rgba(255,255,255,0.04));
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 1rem;
  aspect-ratio: 1 / 1;
  transition: transform 0.25s, border-color 0.25s, box-shadow 0.25s;
}
.tech-item:hover {
  transform: translateY(-6px);
  border-color: var(--cyan, #00f0ff);
  box-shadow: 0 0 20px rgba(0,240,255,0.15);
}
.tech-logo {
  width: 100px;
  height: 100px;
  object-fit: contain;
}
.tech-name {
  font-family: 'Share Tech Mono', monospace;
  font-size: 1rem;
  color: var(--text-muted, #8888aa);
  letter-spacing: 0.05em;
  text-align: center;
}
.tech-logo-placeholder {
  width: 100px;
  height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'Orbitron', sans-serif;
  font-size: 1.4rem;
  font-weight: 700;
  color: var(--cyan, #00f0ff);
  border: 2px solid var(--cyan, #00f0ff);
  border-radius: 0.5rem;
}
@media (max-width: 600px) {
  .tech-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 1rem;
  }
  .tech-logo {
    width: 64px;
    height: 64px;
  }
  .tech-logo-placeholder {
    width: 64px;
    height: 64px;
    font-size: 1rem;
  }
  .tech-name {
    font-size: 0.85rem;
  }
}