/* 
 * Lumina Studio - Design System & Base Variables 
 */

:root {
  /* Colors */
  --bg-primary: #0a0a0f;
  --bg-surface: #12121c;
  --bg-card: rgba(22, 22, 30, 0.6);
  --bg-card-hover: rgba(30, 30, 42, 0.8);
  
  --accent-primary: #7000FF;
  --accent-secondary: #00C2FF;
  
  --text-primary: #ffffff;
  --text-secondary: #94a3b8;
  --text-muted: #64748b;
  
  --border-light: rgba(255, 255, 255, 0.08);
  --border-glow: rgba(112, 0, 255, 0.3);
  
  /* Fonts */
  --font-heading: 'Outfit', sans-serif;
  --font-body: 'Inter', sans-serif;
  
  /* Spacing */
  --container-width: 1200px;
  --section-padding: 6rem;
  
  /* Utilities */
  --transition-normal: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 1.5rem;
}

/* Base Reset */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

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

/* Background Effects */
.bg-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: -2;
  background-image: 
    linear-gradient(to right, rgba(255,255,255,0.02) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(255,255,255,0.02) 1px, transparent 1px);
  background-size: 40px 40px;
  mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 20%, transparent 80%);
}

.bg-orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  z-index: -1;
  opacity: 0.4;
  animation: orb-float 20s infinite ease-in-out alternate;
}

.orb-1 {
  background: var(--accent-primary);
  width: 400px;
  height: 400px;
  top: -100px;
  left: -100px;
}

.orb-2 {
  background: var(--accent-secondary);
  width: 500px;
  height: 500px;
  bottom: 10%;
  right: -150px;
  animation-delay: -5s;
}

@keyframes orb-float {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(50px, 50px) scale(1.1); }
  100% { transform: translate(-30px, 80px) scale(0.9); }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  font-weight: 700;
}

.text-gradient {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  color: transparent;
  display: inline-block;
}

.text-primary { color: var(--accent-primary); }
.text-secondary { color: var(--accent-secondary); }

/* Layout Containers */
.container {
  max-width: var(--container-width);
  margin: 0 auto;
  padding: 0 2rem;
}

.section {
  padding: var(--section-padding) 0;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  padding: 1.5rem 0;
  z-index: 1000;
  transition: all var(--transition-normal);
}

.navbar.scrolled {
  background: rgba(10, 10, 15, 0.8);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1rem 0;
  border-bottom: 1px solid var(--border-light);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  font-family: var(--font-heading);
  font-size: 1.25rem;
  font-weight: 800;
  text-decoration: none;
  color: var(--text-primary);
}

.logo-icon {
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.nav-links {
  display: flex;
  gap: 2.5rem;
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.95rem;
  transition: color var(--transition-normal);
  position: relative;
}

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

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -4px;
  left: 0;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  transition: width var(--transition-normal);
}

.nav-link:hover::after {
  width: 100%;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  width: 24px;
  height: 20px;
  position: relative;
}

.mobile-menu-btn span {
  display: block;
  width: 100%;
  height: 2px;
  background: var(--text-primary);
  position: absolute;
  transition: all 0.3s ease;
}

.mobile-menu-btn span:nth-child(1) { top: 0; }
.mobile-menu-btn span:nth-child(2) { top: 9px; }
.mobile-menu-btn span:nth-child(3) { top: 18px; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.75rem 1.5rem;
  border-radius: 9999px;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  text-decoration: none;
  cursor: pointer;
  transition: all var(--transition-normal);
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
  color: white;
  box-shadow: 0 4px 15px rgba(112, 0, 255, 0.3);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(112, 0, 255, 0.5);
  filter: brightness(1.1);
}

.btn-secondary {
  background: rgba(255, 255, 255, 0.05);
  color: var(--text-primary);
  border: 1px solid var(--border-light);
  backdrop-filter: blur(10px);
}

.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1.1rem;
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  align-items: center;
  gap: 4rem;
  padding-top: 100px;
  position: relative;
}

.badge {
  display: inline-block;
  padding: 0.4rem 1rem;
  background: rgba(112, 0, 255, 0.1);
  border: 1px solid rgba(112, 0, 255, 0.3);
  color: var(--accent-secondary);
  border-radius: 9999px;
  font-size: 0.85rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 2rem;
  backdrop-filter: blur(4px);
}

.hero-title {
  font-size: 4.5rem;
  font-weight: 800;
  margin-bottom: 1.5rem;
  letter-spacing: -0.02em;
}

.hero-subtitle {
  font-size: 1.25rem;
  color: var(--text-secondary);
  margin-bottom: 3rem;
  max-width: 500px;
}

.hero-actions {
  display: flex;
  gap: 1rem;
}

/* Hero Visuals */
.hero-visual {
  position: relative;
  height: 600px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.glass-card {
  background: var(--bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.hero-card {
  position: absolute;
  transition: transform var(--transition-normal);
}

.primary-card {
  width: 320px;
  z-index: 2;
  animation: float 6s ease-in-out infinite;
}

.card-header {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-light);
}

.dots {
  display: flex;
  gap: 6px;
}

.dots span {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
}

.dots span:nth-child(1) { background: #ff5f56; }
.dots span:nth-child(2) { background: #ffbd2e; }
.dots span:nth-child(3) { background: #27c93f; }

.card-title {
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.metric {
  margin-bottom: 1rem;
}

.metric .label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 0.5rem;
}

.progress-track {
  width: 100%;
  height: 6px;
  background: rgba(255,255,255,0.1);
  border-radius: 10px;
  overflow: hidden;
  margin-bottom: 0.5rem;
}

.progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
  border-radius: 10px;
}

.w-90 { width: 90%; }
.w-15 { width: 15%; }

.metric .value {
  font-weight: 700;
  font-size: 1.1rem;
  font-family: var(--font-heading);
}

.floating-card-1, .floating-card-2 {
  display: flex;
  align-items: center;
  gap: 1rem;
  padding: 1rem 1.5rem;
  border-radius: 9999px;
  font-weight: 600;
  font-family: var(--font-heading);
  font-size: 0.95rem;
}

.floating-card-1 {
  top: 15%;
  left: 0;
  z-index: 1;
  animation: float 5s ease-in-out infinite alternate-reverse;
}

.floating-card-2 {
  bottom: 25%;
  right: -5%;
  z-index: 3;
  animation: float 7s ease-in-out infinite alternate;
}

@keyframes float {
  0% { transform: translateY(0px); }
  50% { transform: translateY(-15px); }
  100% { transform: translateY(0px); }
}

/* Services Section */
.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 4rem auto;
}

.section-title {
  font-size: 3rem;
  margin-bottom: 1.5rem;
}

.section-desc {
  font-size: 1.15rem;
  color: var(--text-secondary);
}

.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 2rem;
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  backdrop-filter: blur(10px);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(800px circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(255, 255, 255, 0.06), transparent 40%);
  opacity: 0;
  transition: opacity 0.5s;
  pointer-events: none;
}

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

.service-card:hover {
  transform: translateY(-5px);
  border-color: rgba(112, 0, 255, 0.4);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
  background: var(--bg-card-hover);
}

.card-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  background: rgba(255, 255, 255, 0.05);
}

.ui-ux-icon { color: #f43f5e; box-shadow: inset 0 0 0 1px rgba(244, 63, 94, 0.3); }
.dev-icon { color: var(--accent-secondary); box-shadow: inset 0 0 0 1px rgba(0, 194, 255, 0.3); }
.cloud-icon { color: var(--accent-primary); box-shadow: inset 0 0 0 1px rgba(112, 0, 255, 0.3); }

.service-card h3 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
}

.service-card p {
  color: var(--text-secondary);
  margin-bottom: 1.5rem;
  font-size: 0.95rem;
}

.learn-more {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  display: inline-flex;
  align-items: center;
  transition: color var(--transition-normal);
}

.service-card:hover .learn-more {
  color: var(--accent-secondary);
}

/* Stats Section */
.stats-section {
  background: var(--bg-surface);
  border-top: 1px solid var(--border-light);
  border-bottom: 1px solid var(--border-light);
  position: relative;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item {
  padding: 1rem;
}

.stat-value {
  font-family: var(--font-heading);
  font-size: 3.5rem;
  font-weight: 800;
  color: var(--text-primary);
  margin-bottom: 0.5rem;
  background: linear-gradient(180deg, #fff, rgba(255,255,255,0.7));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.stat-label {
  color: var(--text-secondary);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-size: 0.85rem;
}

/* Footer */
.footer {
  padding: 5rem 0 2rem;
  border-top: 1px solid var(--border-light);
  background: var(--bg-primary);
}

.footer-content {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 4rem;
  margin-bottom: 4rem;
}

.brand-desc {
  color: var(--text-secondary);
  margin-top: 1.5rem;
  max-width: 300px;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}

.link-group h4 {
  font-size: 1.1rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.link-group a {
  display: block;
  color: var(--text-secondary);
  text-decoration: none;
  margin-bottom: 0.75rem;
  transition: color var(--transition-normal);
}

.link-group a:hover {
  color: var(--accent-secondary);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 2rem;
  border-top: 1px solid rgba(255,255,255,0.05);
  color: var(--text-muted);
  font-size: 0.9rem;
}

.status-indicator {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  background-color: #10b981;
  border-radius: 50%;
  box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7);
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(16, 185, 129, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(16, 185, 129, 0); }
}

/* Responsive Variables & Utilities */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.8s ease-out, transform 0.8s ease-out;
}

.fade-in.appear {
  opacity: 1;
  transform: translateY(0);
}

/* Media Queries */
@media (max-width: 1024px) {
  .hero-title { font-size: 3.5rem; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: 3rem; }
  .footer-content { grid-template-columns: 1fr; gap: 3rem; }
}

@media (max-width: 768px) {
  .hero {
    grid-template-columns: 1fr;
    text-align: center;
    padding-top: 120px;
  }
  
  .hero-subtitle { margin: 0 auto 2.5rem auto; }
  .hero-actions { justify-content: center; }
  
  .hero-visual { display: none; /* Hide complex visual on mobile for perf & space */ }
  
  .desktop-only { display: none; }
  .nav-cta { display: none; }
  .mobile-menu-btn { display: block; }
  
  .section-title { font-size: 2.5rem; }
  .footer-links { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction: column; gap: 1rem; text-align: center; }
}

@media (max-width: 480px) {
  .hero-title { font-size: 2.8rem; }
  .hero-actions { flex-direction: column; width: 100%; }
  .hero-actions .btn { width: 100%; }
  .stats-grid { grid-template-columns: 1fr; gap: 2rem; }
  .footer-links { grid-template-columns: 1fr; }
}