/* FluxAI Labs - Organic Minimalism Theme */
/* Custom CSS Properties and Design Tokens */
:root {
  --primary: #6200ff;
  --secondary: #00ffff;
  --accent: #ffffff;
  --font-family: 'Poppins', sans-serif;
  --bg-primary: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
  --bg-secondary: linear-gradient(135deg, #6200ff 0%, #00ffff 100%);
  --text-primary: #212529;
  --text-secondary: #6c757d;
  --spacing-xs: 0.25rem;
  --spacing-sm: 0.5rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --radius-sm: 0.5rem;
  --radius-md: 1rem;
  --radius-lg: 2rem;
  --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.1);
  --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

/* Base Styles */
* {
  box-sizing: border-box;
}

body {
  font-family: var(--font-family);
  line-height: 1.6;
  color: var(--text-primary);
  background: var(--bg-primary);
  margin: 0;
  padding: 0;
  overflow-x: hidden;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  line-height: 1.2;
}

p {
  margin-bottom: var(--spacing-lg);
}

a {
  color: var(--primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--secondary);
}

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

/* Layout Utilities */
.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.section {
  padding: var(--spacing-2xl) 0;
  position: relative;
}

.section:nth-child(even) {
  background: rgba(255, 255, 255, 0.5);
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  margin-top: var(--spacing-xl);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--bg-secondary);
  color: var(--accent);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('images/hero_main.jpg') center/cover no-repeat;
  opacity: 0.3;
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100vh;
  padding: var(--spacing-xl);
}

.hero-text {
  max-width: 600px;
  animation: slideInLeft 1s ease-out;
}

.hero-title {
  font-size: clamp(2rem, 5vw, 4rem);
  margin-bottom: var(--spacing-lg);
  background: linear-gradient(45deg, var(--accent), var(--secondary));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: clamp(1rem, 2vw, 1.5rem);
  margin-bottom: var(--spacing-xl);
  opacity: 0.9;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  flex-wrap: wrap;
}

/* Card System */
.card {
  background: var(--accent);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  padding: var(--spacing-xl);
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(0, 0, 0, 0.05);
}

.card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: linear-gradient(135deg, transparent 0%, rgba(98, 0, 255, 0.05) 100%);
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-lg);
}

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

.card img {
  border-radius: var(--radius-md);
  margin-bottom: var(--spacing-lg);
}

.card-title {
  font-size: 1.25rem;
  margin-bottom: var(--spacing-md);
  color: var(--primary);
}

.card-content {
  color: var(--text-secondary);
}

/* Button System */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--radius-md);
  font-weight: 500;
  text-align: center;
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
  border: 2px solid var(--primary);
  background: transparent;
  color: var(--primary);
}

.btn::before {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: var(--primary);
  transition: all var(--transition-slow);
  border-radius: 50%;
  transform: translate(-50%, -50%);
  z-index: -1;
}

.btn:hover {
  color: var(--accent);
  border-color: var(--primary);
}

.btn:hover::before {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: var(--primary);
  color: var(--accent);
  border-color: var(--primary);
}

.btn-secondary {
  border-color: var(--secondary);
  color: var(--secondary);
}

.btn-secondary::before {
  background: var(--secondary);
}

/* Navigation */
.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: var(--spacing-md) 0;
  transition: all var(--transition-normal);
}

.nav.scrolled {
  box-shadow: var(--shadow-md);
}

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

.nav-logo {
  font-size: 1.5rem;
  font-weight: 700;
  color: var(--primary);
}

.nav-menu {
  display: flex;
  list-style: none;
  margin: 0;
  padding: 0;
  gap: var(--spacing-lg);
}

.nav-menu li a {
  color: var(--text-primary);
  font-weight: 500;
  transition: color var(--transition-fast);
}

.nav-menu li a:hover,
.nav-menu li a.active {
  color: var(--primary);
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--primary);
}

/* Mobile Menu */
@media (max-width: 767px) {
  .nav-menu {
    position: fixed;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--accent);
    flex-direction: column;
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-lg);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: all var(--transition-normal);
  }

  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }

  .mobile-menu-btn {
    display: block;
  }

  .nav-menu li {
    margin-bottom: var(--spacing-md);
  }
}

/* Footer */
.footer {
  background: var(--text-primary);
  color: var(--accent);
  padding: var(--spacing-2xl) 0;
  text-align: center;
  margin-top: auto;
}

.footer-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-xl);
  margin-bottom: var(--spacing-xl);
}

.footer-section h3 {
  color: var(--secondary);
  margin-bottom: var(--spacing-md);
}

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

.footer-links li {
  margin-bottom: var(--spacing-sm);
}

.footer-links a {
  color: var(--accent);
  transition: color var(--transition-fast);
}

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

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-lg);
  font-size: 0.875rem;
  opacity: 0.8;
}

/* Forms */
.form-group {
  margin-bottom: var(--spacing-lg);
}

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

.form-input,
.form-textarea {
  width: 100%;
  padding: var(--spacing-md);
  border: 2px solid #e9ecef;
  border-radius: var(--radius-md);
  font-family: var(--font-family);
  font-size: 1rem;
  transition: border-color var(--transition-fast);
}

.form-input:focus,
.form-textarea:focus {
  outline: none;
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(98, 0, 255, 0.1);
}

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

/* Animations */
@keyframes slideInLeft {
  from {
    opacity: 0;
    transform: translateX(-50px);
  }
  to {
    opacity: 1;
    transform: translateX(0);
  }
}

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

/* Scroll Reveal */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: all var(--transition-slow);
}

.scroll-reveal.revealed {
  opacity: 1;
  transform: translateY(0);
}

/* Responsive Design */
@media (max-width: 1023px) {
  .hero-content {
    text-align: center;
  }

  .hero-cta {
    justify-content: center;
  }
}

@media (max-width: 767px) {
  .section {
    padding: var(--spacing-xl) 0;
  }

  .hero-title {
    font-size: 2.5rem;
  }

  .hero-subtitle {
    font-size: 1.1rem;
  }

  .card {
    padding: var(--spacing-lg);
  }

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

  .btn {
    min-height: 44px;
    padding: 12px 24px;
  }
}

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus States */
.btn:focus,
.form-input:focus,
.form-textarea:focus,
a:focus {
  outline: 2px solid var(--primary);
  outline-offset: 2px;
}

/* Custom Components */
.testimonial-card {
  background: linear-gradient(135deg, var(--accent) 0%, rgba(98, 0, 255, 0.05) 100%);
  border-left: 4px solid var(--primary);
}

.service-icon {
  width: 64px;
  height: 64px;
  background: var(--bg-secondary);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: var(--spacing-lg);
  color: var(--accent);
  font-size: 1.5rem;
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
}

.team-member {
  text-align: center;
}

.team-member img {
  border-radius: 50%;
  margin-bottom: var(--spacing-md);
  width: 150px;
  height: 150px;
  object-fit: cover;
}

.faq-item {
  border-bottom: 1px solid #e9ecef;
  padding-bottom: var(--spacing-lg);
  margin-bottom: var(--spacing-lg);
}

.faq-question {
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--spacing-md) 0;
  transition: color var(--transition-fast);
}

.faq-question:hover {
  color: var(--primary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-normal);
}

.faq-answer.open {
  max-height: 500px;
}

.privacy-section {
  margin-bottom: var(--spacing-2xl);
}

.privacy-section h2 {
  color: var(--primary);
  border-bottom: 2px solid var(--secondary);
  padding-bottom: var(--spacing-sm);
}