/* StratevAI Website Styles - Brand Guidelines Applied */

/* Import Poppins Font */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600;700;900&display=swap');

/* CSS Variables - Brand Colors */
:root {
  --vibrant-crimson: #E31C3D;
  --deep-navy-blue: #203C74;
  --sky-steel-blue: #00A2E8;
  --midnight-black-blue: #030B11;
  --white: #FFFFFF;
  --light-gray: #F5F5F5;
  --medium-gray: #CCCCCC;
  --text-dark: #1A1A1A;
  
  /* Typography */
  --font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 1rem;
  --spacing-md: 2rem;
  --spacing-lg: 3rem;
  --spacing-xl: 5rem;
  
  /* Border Radius */
  --radius-sm: 4px;
  --radius-md: 8px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  
  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(3, 11, 17, 0.1);
  --shadow-md: 0 4px 16px rgba(3, 11, 17, 0.15);
  --shadow-lg: 0 8px 32px rgba(3, 11, 17, 0.2);
  
  /* Transitions */
  --transition-fast: 0.2s ease;
  --transition-normal: 0.3s ease;
  --transition-slow: 0.5s ease;
}

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

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

body {
  font-family: var(--font-family);
  font-weight: 400;
  line-height: 1.7;
  color: var(--text-dark);
  background-color: var(--white);
  overflow-x: hidden;
}

/* Typography Hierarchy (From Brand Guidelines) */
h1, .headline {
  font-family: var(--font-family);
  font-weight: 900; /* Poppins Black */
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.2;
  margin-bottom: var(--spacing-md);
  color: var(--midnight-black-blue);
}

h2, .sort-headline {
  font-family: var(--font-family);
  font-weight: 700; /* Poppins Bold */
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
  color: var(--deep-navy-blue);
}

h3, .sub-heading {
  font-family: var(--font-family);
  font-weight: 600; /* Poppins SemiBold */
  font-size: clamp(1.5rem, 3vw, 2rem);
  line-height: 1.4;
  margin-bottom: var(--spacing-sm);
  color: var(--deep-navy-blue);
}

p, .body-text {
  font-family: var(--font-family);
  font-weight: 300; /* Poppins Light */
  font-size: clamp(1rem, 2vw, 1.125rem);
  line-height: 1.7;
  margin-bottom: var(--spacing-sm);
}

/* Gradient Text */
.gradient-text {
  background: linear-gradient(135deg, var(--vibrant-crimson), var(--sky-steel-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

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

.container-wide {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

/* Navigation */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background: rgba(3, 11, 17, 0.95);
  backdrop-filter: blur(10px);
  z-index: 1000;
  padding: var(--spacing-sm) 0;
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}

.navbar.scrolled {
  padding: var(--spacing-xs) 0;
  background: rgba(3, 11, 17, 0.98);
}

.nav-container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 var(--spacing-md);
}

.nav-logo {
  display: flex;
  align-items: center;
  text-decoration: none;
  gap: var(--spacing-sm);
}

.nav-logo img {
  height: 40px;
  width: auto;
  transition: var(--transition-fast);
}

.nav-logo:hover img {
  transform: scale(1.05);
}

.nav-menu {
  display: flex;
  list-style: none;
  gap: var(--spacing-lg);
  align-items: center;
}

.nav-link {
  color: var(--white);
  text-decoration: none;
  font-weight: 600;
  font-size: 1rem;
  position: relative;
  transition: var(--transition-fast);
  padding: var(--spacing-xs) 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--vibrant-crimson), var(--sky-steel-blue));
  transition: var(--transition-fast);
}

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

.nav-link:hover {
  color: var(--sky-steel-blue);
}

/* Mobile Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--spacing-xs);
}

.menu-toggle span {
  width: 25px;
  height: 3px;
  background: var(--white);
  border-radius: 2px;
  transition: var(--transition-fast);
}

/* Hero Section */
.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  background: linear-gradient(135deg, var(--deep-navy-blue) 0%, var(--midnight-black-blue) 50%, var(--vibrant-crimson) 100%);
  overflow: hidden;
  padding-top: 80px;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: 
    radial-gradient(circle at 20% 50%, rgba(227, 28, 61, 0.1) 0%, transparent 50%),
    radial-gradient(circle at 80% 80%, rgba(0, 162, 232, 0.1) 0%, transparent 50%);
  pointer-events: none;
}

.hero-content {
  position: relative;
  z-index: 2;
  text-align: center;
  color: var(--white);
  max-width: 900px;
  margin: 0 auto;
  padding: var(--spacing-xl) var(--spacing-md);
}

.hero-logo {
  margin-bottom: var(--spacing-lg);
  animation: fadeInUp 0.8s ease;
}

.hero-logo img {
  max-width: 600px;
  width: 100%;
  height: auto;
}

.hero h1 {
  color: var(--white);
  font-size: clamp(2rem, 4vw, 3.5rem);
  margin-bottom: var(--spacing-md);
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero p {
  font-size: clamp(1.1rem, 2.5vw, 1.4rem);
  font-weight: 300;
  margin-bottom: var(--spacing-lg);
  opacity: 0.9;
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-cta {
  display: flex;
  gap: var(--spacing-md);
  justify-content: center;
  flex-wrap: wrap;
  animation: fadeInUp 0.8s ease 0.6s both;
}

/* Buttons */
.btn {
  display: inline-block;
  padding: 1rem 2.5rem;
  font-family: var(--font-family);
  font-weight: 600;
  font-size: 1rem;
  text-decoration: none;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: var(--transition-normal);
  border: 2px solid transparent;
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: linear-gradient(135deg, var(--vibrant-crimson), #c91532);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  background: linear-gradient(135deg, #c91532, var(--vibrant-crimson));
}

.btn-secondary {
  background: transparent;
  color: var(--white);
  border: 2px solid var(--sky-steel-blue);
}

.btn-secondary:hover {
  background: var(--sky-steel-blue);
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.btn-outline {
  background: transparent;
  color: var(--deep-navy-blue);
  border: 2px solid var(--deep-navy-blue);
}

.btn-outline:hover {
  background: var(--deep-navy-blue);
  color: var(--white);
  transform: translateY(-3px);
}

/* Section Styles */
.section {
  padding: var(--spacing-xl) 0;
  position: relative;
}

.section-light {
  background-color: var(--light-gray);
}

.section-dark {
  background: var(--midnight-black-blue);
  color: var(--white);
}

.section-gradient {
  background: linear-gradient(135deg, var(--deep-navy-blue), var(--midnight-black-blue));
  color: var(--white);
}

.section-header {
  text-align: center;
  max-width: 800px;
  margin: 0 auto var(--spacing-xl);
}

.section-header h2 {
  margin-bottom: var(--spacing-md);
}

.section-header.light h2,
.section-header.light h3 {
  color: var(--white);
}

/* Feature Grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.feature-card {
  background: var(--white);
  padding: var(--spacing-lg);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
  text-align: center;
}

.feature-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.feature-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
  display: flex;
  align-items: center;
  justify-content: center;
}

.feature-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

.feature-card h3 {
  font-size: 1.5rem;
  margin-bottom: var(--spacing-sm);
  color: var(--deep-navy-blue);
}

.feature-card p {
  color: var(--text-dark);
  font-weight: 300;
}

/* Dark Feature Cards */
.feature-card.dark {
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}

.feature-card.dark h3 {
  color: var(--white);
}

.feature-card.dark p {
  color: rgba(255, 255, 255, 0.8);
}

/* Stats Section */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.stat-card {
  text-align: center;
  padding: var(--spacing-lg);
}

.stat-number {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  background: linear-gradient(135deg, var(--vibrant-crimson), var(--sky-steel-blue));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  margin-bottom: var(--spacing-sm);
}

.stat-label {
  font-size: 1.2rem;
  font-weight: 600;
  color: var(--white);
  opacity: 0.9;
}

/* Services Section */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: var(--spacing-lg);
  margin-top: var(--spacing-xl);
}

.service-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  transition: var(--transition-normal);
}

.service-card:hover {
  transform: translateY(-10px);
  box-shadow: var(--shadow-lg);
}

.service-header {
  background: linear-gradient(135deg, var(--deep-navy-blue), var(--vibrant-crimson));
  padding: var(--spacing-lg);
  text-align: center;
}

.service-icon {
  width: 80px;
  height: 80px;
  margin: 0 auto var(--spacing-md);
}

.service-icon img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.service-header h3 {
  color: var(--white);
  font-size: 1.5rem;
  margin: 0;
}

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

.service-body p {
  margin-bottom: var(--spacing-md);
}

.service-features {
  list-style: none;
  margin-bottom: var(--spacing-md);
}

.service-features li {
  padding: var(--spacing-xs) 0;
  padding-left: var(--spacing-md);
  position: relative;
  font-weight: 400;
}

.service-features li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--vibrant-crimson);
  font-weight: 700;
}

/* Contact Form */
.contact-container {
  max-width: 800px;
  margin: 0 auto;
  background: var(--white);
  padding: var(--spacing-xl);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-lg);
}

.form-group {
  margin-bottom: var(--spacing-md);
}

.form-group label {
  display: block;
  margin-bottom: var(--spacing-xs);
  font-weight: 600;
  color: var(--deep-navy-blue);
}

.form-control {
  width: 100%;
  padding: var(--spacing-sm);
  font-family: var(--font-family);
  font-size: 1rem;
  border: 2px solid var(--medium-gray);
  border-radius: var(--radius-md);
  transition: var(--transition-fast);
}

.form-control:focus {
  outline: none;
  border-color: var(--sky-steel-blue);
  box-shadow: 0 0 0 3px rgba(0, 162, 232, 0.1);
}

textarea.form-control {
  resize: vertical;
  min-height: 150px;
}

.form-submit {
  width: 100%;
  padding: var(--spacing-md);
  font-size: 1.1rem;
  margin-top: var(--spacing-md);
}

/* Footer */
.footer {
  background: var(--midnight-black-blue);
  color: var(--white);
  padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

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

.footer-section p,
.footer-section a {
  color: rgba(255, 255, 255, 0.7);
  text-decoration: none;
  display: block;
  margin-bottom: var(--spacing-xs);
  transition: var(--transition-fast);
}

.footer-section a:hover {
  color: var(--sky-steel-blue);
  transform: translateX(5px);
}

.footer-logo {
  margin-bottom: var(--spacing-md);
}

.footer-logo img {
  max-width: 250px;
  height: auto;
}

.social-links {
  display: flex;
  gap: var(--spacing-md);
  margin-top: var(--spacing-md);
}

.social-link {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.social-link:hover {
  background: var(--vibrant-crimson);
  transform: translateY(-3px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: var(--spacing-md);
  text-align: center;
  color: rgba(255, 255, 255, 0.5);
  font-size: 0.9rem;
}

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

@keyframes fadeIn {
  from {
    opacity: 0;
  }
  to {
    opacity: 1;
  }
}

.fade-in {
  animation: fadeIn 0.6s ease;
}

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

/* Scroll Animations */
.scroll-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Responsive Design */
@media (max-width: 768px) {
  .menu-toggle {
    display: flex;
  }
  
  .nav-menu {
    position: fixed;
    top: 70px;
    left: 0;
    right: 0;
    background: var(--midnight-black-blue);
    flex-direction: column;
    padding: var(--spacing-md);
    gap: var(--spacing-md);
    transform: translateY(-100%);
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
  }
  
  .nav-menu.active {
    transform: translateY(0);
    opacity: 1;
    visibility: visible;
  }
  
  .hero-cta {
    flex-direction: column;
    align-items: center;
  }
  
  .btn {
    width: 100%;
    max-width: 300px;
    text-align: center;
  }
  
  .feature-grid,
  .services-grid {
    grid-template-columns: 1fr;
  }
  
  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  
  .footer-content {
    grid-template-columns: 1fr;
    text-align: center;
  }
  
  .social-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  :root {
    font-size: 14px;
  }
  
  .stats-grid {
    grid-template-columns: 1fr;
  }
  
  .nav-logo img {
    height: 30px;
  }
}

/* Utility Classes */
.text-center {
  text-align: center;
}

.text-white {
  color: var(--white);
}

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

/* Loading State */
.loading {
  opacity: 0.5;
  pointer-events: none;
}

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

/* Focus Styles */
:focus-visible {
  outline: 3px solid var(--sky-steel-blue);
  outline-offset: 2px;
}