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

/* --- CSS Variables --- */
:root {
  --bg-primary: #0A1628;
  --bg-secondary: #0F1F3A;
  --bg-card: rgba(15, 31, 58, 0.6);
  --cyan: #00D4FF;
  --cyan-glow: rgba(0, 212, 255, 0.3);
  --purple: #7B61FF;
  --purple-glow: rgba(123, 97, 255, 0.3);
  --text-primary: #F0F4F8;
  --text-secondary: #8899AA;
  --text-muted: #556677;
  --glass-bg: rgba(15, 31, 58, 0.5);
  --glass-border: rgba(0, 212, 255, 0.15);
  --gradient-cyan: linear-gradient(135deg, #00D4FF, #7B61FF);
  --gradient-card: linear-gradient(135deg, rgba(0,212,255,0.08), rgba(123,97,255,0.08));
  --radius: 16px;
  --radius-sm: 8px;
  --shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
  --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --max-width: 1200px;
}

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

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

body {
  font-family: 'Inter', sans-serif;
  background: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.7;
  overflow-x: hidden;
}

a { color: var(--cyan); text-decoration: none; transition: var(--transition); }
a:hover { color: #fff; }
img { max-width: 100%; height: auto; display: block; }
ul { list-style: none; }

.container {
  width: 90%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1rem;
}

.section-title {
  font-size: clamp(2rem, 5vw, 3rem);
  font-weight: 800;
  text-align: center;
  margin-bottom: 0.5rem;
  background: var(--gradient-cyan);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtitle {
  text-align: center;
  color: var(--text-secondary);
  font-size: 1.1rem;
  margin-bottom: 3rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

section { padding: 6rem 0; position: relative; }

/* --- Navbar --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  padding: 1rem 0;
  transition: var(--transition);
}

.navbar.scrolled {
  background: rgba(10, 22, 40, 0.85);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--glass-border);
  padding: 0.6rem 0;
}

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

.nav-logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-weight: 800;
  font-size: 1.4rem;
  color: var(--text-primary);
}

.nav-logo img {
  width: 42px;
  height: 42px;
  border-radius: 10px;
}

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

.nav-links { display: flex; gap: 2rem; align-items: center; }

.nav-links a {
  color: var(--text-secondary);
  font-weight: 500;
  font-size: 0.95rem;
  position: relative;
  padding: 0.25rem 0;
}

.nav-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--gradient-cyan);
  transition: var(--transition);
}

.nav-links a:hover { color: var(--text-primary); }
.nav-links a:hover::after { width: 100%; }

.nav-cta {
  background: var(--gradient-cyan) !important;
  color: var(--bg-primary) !important;
  padding: 0.5rem 1.5rem !important;
  border-radius: 50px !important;
  font-weight: 600 !important;
  -webkit-text-fill-color: var(--bg-primary) !important;
}

.nav-cta::after { display: none !important; }
.nav-cta:hover { transform: translateY(-2px); box-shadow: 0 4px 20px var(--cyan-glow); }

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

.hamburger span {
  width: 28px;
  height: 2px;
  background: var(--text-primary);
  transition: var(--transition);
  border-radius: 2px;
}

.hamburger.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.hamburger.active span:nth-child(2) { opacity: 0; }
.hamburger.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

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

#particles-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 0;
}

.hero-bg {
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 100%;
  background: url('images/hero-bg.png') center/cover no-repeat;
  opacity: 0.3;
  z-index: 0;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  max-width: 800px;
  padding: 2rem;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background: var(--glass-bg);
  border: 1px solid var(--glass-border);
  padding: 0.5rem 1.25rem;
  border-radius: 50px;
  font-size: 0.85rem;
  color: var(--cyan);
  margin-bottom: 1.5rem;
  backdrop-filter: blur(10px);
}

.hero-badge .dot {
  width: 8px; height: 8px;
  background: #00ff88;
  border-radius: 50%;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; box-shadow: 0 0 0 0 rgba(0,255,136,0.4); }
  50% { opacity: 0.8; box-shadow: 0 0 0 6px rgba(0,255,136,0); }
}

.hero h1 {
  font-size: clamp(2.5rem, 7vw, 4.5rem);
  font-weight: 900;
  line-height: 1.1;
  margin-bottom: 1.5rem;
}

.hero h1 .gradient-text {
  background: var(--gradient-cyan);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.typewriter-cursor {
  display: inline-block;
  width: 3px;
  height: 1em;
  background: var(--cyan);
  margin-left: 4px;
  animation: blink 1s infinite;
  vertical-align: text-bottom;
}

@keyframes blink { 0%, 50% { opacity: 1; } 51%, 100% { opacity: 0; } }

.hero p {
  font-size: 1.2rem;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto 2.5rem;
  line-height: 1.8;
}

.hero-buttons { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }

.btn {
  padding: 0.85rem 2rem;
  border-radius: 50px;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition);
  border: none;
  font-family: 'Inter', sans-serif;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.btn-primary {
  background: var(--gradient-cyan);
  color: var(--bg-primary);
  box-shadow: 0 4px 20px var(--cyan-glow);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 8px 30px var(--cyan-glow);
  color: var(--bg-primary);
}

.btn-outline {
  background: transparent;
  color: var(--text-primary);
  border: 1px solid var(--glass-border);
  backdrop-filter: blur(10px);
}

.btn-outline:hover {
  border-color: var(--cyan);
  background: rgba(0, 212, 255, 0.1);
  color: var(--cyan);
}

/* --- Services --- */
.services { background: var(--bg-secondary); }

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

.service-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 2.5rem 2rem;
  text-align: center;
  transition: var(--transition);
  backdrop-filter: blur(10px);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 100%; height: 3px;
  background: var(--gradient-cyan);
  transform: scaleX(0);
  transition: var(--transition);
}

.service-card:hover { transform: translateY(-8px); border-color: rgba(0,212,255,0.3); box-shadow: 0 20px 40px rgba(0,0,0,0.3); }
.service-card:hover::before { transform: scaleX(1); }

.service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto 1.5rem;
  border-radius: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.2rem;
  background: rgba(0, 212, 255, 0.1);
  border: 1px solid rgba(0, 212, 255, 0.2);
}

.service-card h3 {
  font-size: 1.3rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

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

.service-card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: var(--radius-sm);
  margin-bottom: 1.5rem;
}

/* --- Clients --- */
.clients-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 1.5rem;
}

.client-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 2rem;
  transition: var(--transition);
  backdrop-filter: blur(10px);
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.client-card:hover {
  transform: translateY(-6px);
  border-color: rgba(0,212,255,0.4);
  box-shadow: 0 15px 40px rgba(0,0,0,0.3), 0 0 30px var(--cyan-glow);
}

.client-header {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.client-logo {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  object-fit: contain;
  background: #fff;
  padding: 4px;
  flex-shrink: 0;
}

.client-icon {
  width: 56px;
  height: 56px;
  border-radius: 14px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  font-weight: 800;
  flex-shrink: 0;
}

.client-icon.ci-1 { background: linear-gradient(135deg, #00D4FF22, #00D4FF44); color: #00D4FF; }
.client-icon.ci-2 { background: linear-gradient(135deg, #7B61FF22, #7B61FF44); color: #7B61FF; }
.client-icon.ci-3 { background: linear-gradient(135deg, #FF6B6B22, #FF6B6B44); color: #FF6B6B; }
.client-icon.ci-4 { background: linear-gradient(135deg, #00ff8822, #00ff8844); color: #00ff88; }
.client-icon.ci-5 { background: linear-gradient(135deg, #FFD93D22, #FFD93D44); color: #FFD93D; }
.client-icon.ci-6 { background: linear-gradient(135deg, #FF61DC22, #FF61DC44); color: #FF61DC; }
.client-icon.ci-7 { background: linear-gradient(135deg, #61AFFF22, #61AFFF44); color: #61AFFF; }
.client-icon.ci-8 { background: linear-gradient(135deg, #FF914D22, #FF914D44); color: #FF914D; }

.client-info h3 { font-size: 1.1rem; font-weight: 700; }
.client-info .client-type { font-size: 0.8rem; color: var(--text-muted); font-weight: 500; }

.client-links { display: flex; flex-wrap: wrap; gap: 0.5rem; margin-top: auto; }

.client-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.4rem 0.9rem;
  border-radius: 50px;
  font-size: 0.8rem;
  font-weight: 600;
  border: 1px solid var(--glass-border);
  color: var(--text-secondary);
  transition: var(--transition);
}

.client-link:hover { border-color: var(--cyan); color: var(--cyan); background: rgba(0,212,255,0.08); }
.client-link.web-link:hover { border-color: var(--cyan); color: var(--cyan); }
.client-link.inv-link:hover { border-color: var(--purple); color: var(--purple); }
.client-link.app-link:hover { border-color: #00ff88; color: #00ff88; }

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

.about-text h3 {
  font-size: 1.5rem;
  font-weight: 700;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

.about-text p { color: var(--text-secondary); margin-bottom: 1.5rem; }

.about-stats {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.stat-card {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  text-align: center;
  backdrop-filter: blur(10px);
}

.stat-number {
  font-size: 2.5rem;
  font-weight: 900;
  background: var(--gradient-cyan);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.stat-label { color: var(--text-secondary); font-size: 0.85rem; margin-top: 0.25rem; }

/* --- Technologies --- */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 1.5rem;
  max-width: 800px;
  margin: 0 auto;
}

.tech-item {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 1.5rem 1rem;
  text-align: center;
  transition: var(--transition);
  backdrop-filter: blur(10px);
}

.tech-item:hover { transform: translateY(-5px); border-color: rgba(0,212,255,0.3); box-shadow: 0 10px 30px rgba(0,0,0,0.3); }
.tech-item .tech-icon { font-size: 2.5rem; margin-bottom: 0.75rem; }
.tech-item span { font-size: 0.85rem; font-weight: 600; color: var(--text-secondary); }

/* --- Process --- */
.process-timeline {
  position: relative;
  max-width: 700px;
  margin: 0 auto;
}

.process-timeline::before {
  content: '';
  position: absolute;
  left: 30px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: linear-gradient(180deg, var(--cyan), var(--purple));
}

.process-step {
  display: flex;
  gap: 2rem;
  margin-bottom: 2.5rem;
  position: relative;
  opacity: 0;
  transform: translateX(-20px);
  transition: 0.6s ease;
}

.process-step.visible { opacity: 1; transform: translateX(0); }

.step-number {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--gradient-cyan);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 1.2rem;
  color: var(--bg-primary);
  flex-shrink: 0;
  z-index: 1;
  box-shadow: 0 0 20px var(--cyan-glow);
}

.step-content {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 1.5rem 2rem;
  flex: 1;
  backdrop-filter: blur(10px);
}

.step-content h3 { font-size: 1.15rem; font-weight: 700; margin-bottom: 0.5rem; }
.step-content p { color: var(--text-secondary); font-size: 0.9rem; }

/* --- Contact --- */
.contact { background: var(--bg-secondary); }

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 3rem;
}

.contact-form {
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 2.5rem;
  backdrop-filter: blur(10px);
}

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

.form-group label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  margin-bottom: 0.5rem;
  color: var(--text-secondary);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  background: rgba(0,0,0,0.2);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius-sm);
  color: var(--text-primary);
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  transition: var(--transition);
  outline: none;
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 15px var(--cyan-glow);
}

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

.contact-info { display: flex; flex-direction: column; gap: 1.5rem; }

.contact-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
  background: var(--gradient-card);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  padding: 1.5rem;
  backdrop-filter: blur(10px);
}

.contact-icon {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  background: rgba(0, 212, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.3rem;
  flex-shrink: 0;
}

.contact-item h4 { font-size: 1rem; font-weight: 700; margin-bottom: 0.25rem; }
.contact-item p { color: var(--text-secondary); font-size: 0.9rem; }

/* --- Footer --- */
.footer {
  background: rgba(5, 10, 20, 0.8);
  border-top: 1px solid var(--glass-border);
  padding: 3rem 0 1.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 3rem;
  margin-bottom: 2rem;
}

.footer-brand p { color: var(--text-secondary); font-size: 0.9rem; margin-top: 1rem; max-width: 300px; }
.footer-links h4, .footer-social h4 { font-size: 1rem; font-weight: 700; margin-bottom: 1rem; color: var(--text-primary); }
.footer-links ul { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-links a { color: var(--text-secondary); font-size: 0.9rem; }
.footer-links a:hover { color: var(--cyan); }

.social-icons { display: flex; gap: 0.75rem; }

.social-icon {
  width: 40px; height: 40px;
  border-radius: 10px;
  border: 1px solid var(--glass-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  color: var(--text-secondary);
  transition: var(--transition);
}

.social-icon:hover { border-color: var(--cyan); color: var(--cyan); background: rgba(0,212,255,0.1); }

.footer-bottom {
  border-top: 1px solid var(--glass-border);
  padding-top: 1.5rem;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.85rem;
}

/* --- Scroll Animations --- */
.reveal { opacity: 0; transform: translateY(30px); transition: 0.7s ease; }
.reveal.visible { opacity: 1; transform: translateY(0); }

/* --- Responsive --- */
@media (max-width: 968px) {
  .nav-links { display: none; position: fixed; top: 0; right: -100%; width: 280px; height: 100vh; background: rgba(10,22,40,0.98); backdrop-filter: blur(20px); flex-direction: column; padding: 5rem 2rem 2rem; gap: 1.5rem; transition: var(--transition); z-index: 998; }
  .nav-links.active { right: 0; display: flex; }
  .hamburger { display: flex; z-index: 999; }
  .services-grid { grid-template-columns: 1fr; }
  .about-content { grid-template-columns: 1fr; gap: 2rem; }
  .contact-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
}

@media (max-width: 768px) {
  section { padding: 4rem 0; }
  .hero h1 { font-size: 2.2rem; }
  .hero p { font-size: 1rem; }
  .clients-grid { grid-template-columns: 1fr; }
  .about-stats { grid-template-columns: 1fr 1fr; }
  .tech-grid { grid-template-columns: repeat(3, 1fr); gap: 1rem; }
  .process-timeline::before { left: 20px; }
  .step-number { width: 42px; height: 42px; font-size: 1rem; }
}

@media (max-width: 480px) {
  .container { width: 95%; padding: 0 0.5rem; }
  .hero-buttons { flex-direction: column; align-items: center; }
  .btn { width: 100%; justify-content: center; }
  .about-stats { grid-template-columns: 1fr; }
  .tech-grid { grid-template-columns: repeat(2, 1fr); }
}