/* Slewsoft - World-Class Website Styles */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700&display=swap');

/* CSS Custom Properties for consistent theming */
:root {
  /* Color Palette */
  --primary-bg: #111111;
  --secondary-bg: #0A0F1E;
  --dark-slate: #1A1A1A;
  --accent-blue: #00BFFF;
  --accent-purple: #8A2BE2;
  --accent-magenta: #FF00FF;
  --text-primary: #EAEAEA;
  --text-secondary: #A0A0A0;
  --text-dark: #666666;
  
  /* AI Gradient */
  --ai-gradient: linear-gradient(135deg, var(--accent-blue), var(--accent-purple), var(--accent-magenta));
  --ai-glow: conic-gradient(from 0deg, var(--accent-blue), var(--accent-purple), var(--accent-magenta), var(--accent-blue));
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  
  /* Spacing and Layout */
  --container-max-width: 1200px;
  --section-padding: 6rem 0;
  --border-radius: 12px;
  
  /* Animations */
  --transition-smooth: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-bounce: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
}

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

html {
  scroll-behavior: smooth;
  overflow-x: hidden;
}

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

/* Background Pattern Animation */
body::before {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: 
    /* Main gradient inspired by the reference image */
    radial-gradient(ellipse at 20% 50%, rgba(138, 43, 226, 0.2) 0%, transparent 70%),
    radial-gradient(ellipse at 80% 20%, rgba(0, 191, 255, 0.15) 0%, transparent 70%),
    radial-gradient(ellipse at 40% 80%, rgba(255, 0, 255, 0.1) 0%, transparent 70%),
    /* Grid pattern */
    linear-gradient(90deg, transparent 49%, rgba(234, 234, 234, 0.02) 50%, transparent 51%),
    linear-gradient(0deg, transparent 49%, rgba(234, 234, 234, 0.02) 50%, transparent 51%);
  background-size: 100vw 100vh, 100vw 100vh, 100vw 100vh, 60px 60px, 60px 60px;
  animation: backgroundShift 25s ease-in-out infinite alternate;
  pointer-events: none;
  z-index: -2;
}

/* Noise pattern overlay */
body::after {
  content: '';
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noiseFilter'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noiseFilter)' opacity='0.05'/%3E%3C/svg%3E");
  opacity: 0.03;
  pointer-events: none;
  z-index: -1;
}

@keyframes backgroundShift {
  0% {
    transform: translate(0, 0);
  }
  100% {
    transform: translate(-20px, -20px);
  }
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  line-height: 1.2;
  margin-bottom: 1rem;
}

h1 {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 700;
}

h2 {
  font-size: clamp(2rem, 4vw, 3rem);
}

h3 {
  font-size: clamp(1.5rem, 3vw, 2.25rem);
}

h4 {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
}

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

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

.section {
  padding: var(--section-padding);
  position: relative;
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(17, 17, 17, 0.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(234, 234, 234, 0.1);
  z-index: 1000;
  transition: var(--transition-smooth);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
  max-width: var(--container-max-width);
  margin: 0 auto;
}

.logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  background: var(--ai-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: 2rem;
  align-items: center;
}

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

.nav-link:hover,
.nav-link.active {
  color: var(--accent-blue);
}

.nav-link::after {
  content: '';
  position: absolute;
  width: 0;
  height: 2px;
  bottom: -5px;
  left: 50%;
  background: var(--ai-gradient);
  transition: var(--transition-smooth);
  transform: translateX(-50%);
}

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

/* Mobile Navigation */
.nav-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  gap: 4px;
}

.nav-toggle span {
  width: 25px;
  height: 3px;
  background: var(--text-primary);
  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(7px, -6px);
}

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

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-title {
  background: var(--ai-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: 1.5rem;
  animation: fadeInUp 1s ease-out;
}

.hero-subtitle {
  font-size: clamp(1.25rem, 2.5vw, 1.5rem);
  color: var(--text-secondary);
  margin-bottom: 3rem;
  max-width: 600px;
  animation: fadeInUp 1s ease-out 0.2s both;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 1rem 2rem;
  background: transparent;
  border: 2px solid transparent;
  border-radius: var(--border-radius);
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  cursor: pointer;
  transition: var(--transition-smooth);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--ai-gradient);
  color: var(--primary-bg);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 30px rgba(0, 191, 255, 0.3);
}

/* AI Glow Effect for buttons and cards */
.ai-glow {
  position: relative;
  background: var(--dark-slate);
  border-radius: var(--border-radius);
  overflow: hidden;
}

.ai-glow > * {
  position: relative;
  z-index: 2;
}

.ai-glow::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(45deg, 
    rgba(0, 191, 255, 0.1) 0%, 
    rgba(138, 43, 226, 0.1) 33%, 
    rgba(255, 0, 255, 0.1) 66%, 
    rgba(0, 191, 255, 0.1) 100%);
  border-radius: var(--border-radius);
  opacity: 0;
  transition: var(--transition-smooth);
  z-index: 1;
}

.ai-glow::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(0, 191, 255, 0.2) 50%, 
    transparent 100%);
  transition: var(--transition-smooth);
  z-index: 1;
}

.ai-glow:hover::before {
  opacity: 1;
}

.ai-glow:hover::after {
  left: 100%;
  transition: left 0.8s ease-in-out;
}

/* Cards */
.card {
  background: var(--dark-slate);
  border-radius: var(--border-radius);
  padding: 2rem;
  transition: var(--transition-smooth);
  border: 1px solid rgba(234, 234, 234, 0.1);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 40px rgba(0, 0, 0, 0.3);
}

/* Grid Layouts */
.grid {
  display: grid;
  gap: 2rem;
}

.grid-2 {
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}

.grid-3 {
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.grid-4 {
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-top: 3rem;
}

.service-card {
  position: relative;
  padding: 2rem;
  background: var(--dark-slate);
  border-radius: var(--border-radius);
  border: 1px solid rgba(234, 234, 234, 0.1);
  transition: var(--transition-smooth);
  cursor: pointer;
}

.service-card:hover {
  transform: translateY(-10px);
}

.service-icon {
  width: 60px;
  height: 60px;
  background: var(--ai-gradient);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1.5rem;
  font-size: 1.5rem;
}

/* Tech Stack Section */
.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
  gap: 1.5rem;
  margin-top: 3rem;
}

.tech-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 1.5rem;
  background: var(--dark-slate);
  border-radius: var(--border-radius);
  transition: var(--transition-smooth);
  border: 1px solid rgba(234, 234, 234, 0.1);
}

.tech-item:hover {
  transform: scale(1.05);
  border-color: var(--accent-blue);
}

.tech-logo {
  width: 40px;
  height: 40px;
  margin-bottom: 1rem;
  background: var(--ai-gradient);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--primary-bg);
  font-weight: 700;
}

/* Contact Form */
.contact-form {
  max-width: 600px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 2rem;
}

.form-label {
  display: block;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-weight: 500;
}

.form-input,
.form-textarea {
  width: 100%;
  padding: 1rem;
  background: var(--dark-slate);
  border: 1px solid rgba(234, 234, 234, 0.2);
  border-radius: var(--border-radius);
  color: var(--text-primary);
  font-family: var(--font-family);
  transition: var(--transition-smooth);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--accent-blue);
  box-shadow: 0 0 0 3px rgba(0, 191, 255, 0.1);
}

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

/* Animations */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.fade-in-up {
  animation: fadeInUp 0.8s ease-out forwards;
}

.stagger-animation > * {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease-out forwards;
}

.stagger-animation > *:nth-child(1) { animation-delay: 0.1s; }
.stagger-animation > *:nth-child(2) { animation-delay: 0.2s; }
.stagger-animation > *:nth-child(3) { animation-delay: 0.3s; }
.stagger-animation > *:nth-child(4) { animation-delay: 0.4s; }
.stagger-animation > *:nth-child(5) { animation-delay: 0.5s; }
.stagger-animation > *:nth-child(6) { animation-delay: 0.6s; }

/* Page Transition */
.page-transition {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: var(--primary-bg);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease-in-out;
}

.page-transition.active {
  opacity: 1;
  pointer-events: all;
}

.loading-spinner {
  width: 40px;
  height: 40px;
  border: 3px solid rgba(234, 234, 234, 0.1);
  border-top: 3px solid var(--accent-blue);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Footer Styles */
.footer {
  background: var(--dark-slate);
  border-top: 1px solid rgba(234, 234, 234, 0.1);
  padding: 3rem 0 1rem;
  margin-top: 4rem;
}

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

.footer-section h3 {
  color: var(--text-primary);
  font-size: 1.1rem;
  font-weight: 600;
  margin-bottom: 1rem;
}

.footer-links {
  list-style: none;
  padding: 0;
}

.footer-links li {
  margin-bottom: 0.5rem;
}

.footer-links a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: var(--transition-smooth);
}

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

.footer-logo {
  display: flex;
  align-items: center;
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--text-primary);
  margin-bottom: 1rem;
}

.footer-social {
  display: flex;
  gap: 1rem;
}

.footer-social a {
  color: var(--text-secondary);
  transition: var(--transition-smooth);
}

.footer-social a:hover {
  color: var(--accent-blue);
}

.footer-bottom {
  border-top: 1px solid rgba(234, 234, 234, 0.1);
  padding-top: 2rem;
  text-align: center;
  color: var(--text-secondary);
}

/* Responsive Design */
@media (max-width: 768px) {
  .nav-menu {
    position: fixed;
    top: 70px;
    left: -100%;
    width: 100%;
    height: calc(100vh - 70px);
    background: rgba(17, 17, 17, 0.98);
    backdrop-filter: blur(20px);
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding-top: 2rem;
    gap: 1rem;
    transition: var(--transition-smooth);
  }
  
  .nav-menu.active {
    left: 0;
  }
  
  .nav-toggle {
    display: flex;
  }
  
  .container {
    padding: 0 1rem;
  }
  
  .nav-container {
    padding: 1rem;
  }
  
  .hero-content {
    text-align: center;
  }
  
  .grid-2,
  .grid-3,
  .grid-4 {
    grid-template-columns: 1fr;
  }
  
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .tech-grid {
    grid-template-columns: repeat(auto-fit, minmax(100px, 1fr));
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    gap: 2rem;
    text-align: center;
  }
}

@media (max-width: 480px) {
  .hero {
    min-height: 90vh;
  }
  
  .tech-grid {
    grid-template-columns: repeat(auto-fit, minmax(80px, 1fr));
  }
  
  .tech-item {
    padding: 1rem;
  }
  
  .section {
    padding: 4rem 0;
  }
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* Print Styles */
@media print {
  .navbar,
  .page-transition {
    display: none;
  }
  
  body {
    background: white;
    color: black;
  }
  
  .hero {
    min-height: auto;
  }
}