/* ===================================
   MODERN CSS RESET & BASE STYLES
   =================================== */

/* Import CSS Variables */
@import url('variables.css');

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=Poppins:wght@300;400;500;600;700;800&display=swap');

/* Font Awesome */
@import url('https://cdnjs.cloudflare.com/ajax/libs/font-awesome/6.5.0/css/all.min.css');

/* === CSS RESET === */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  line-height: 1.15;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body {
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--weight-normal);
  line-height: var(--leading-normal);
  color: var(--gray-800);
  background-color: var(--white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* === TYPOGRAPHY === */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--weight-bold);
  line-height: var(--leading-tight);
  margin-bottom: var(--space-4);
  color: var(--gray-900);
}

h1 {
  font-size: var(--text-5xl);
  font-weight: var(--weight-extrabold);
}

h2 {
  font-size: var(--text-4xl);
  font-weight: var(--weight-bold);
}

h3 {
  font-size: var(--text-3xl);
  font-weight: var(--weight-semibold);
}

h4 {
  font-size: var(--text-2xl);
  font-weight: var(--weight-semibold);
}

h5 {
  font-size: var(--text-xl);
  font-weight: var(--weight-medium);
}

h6 {
  font-size: var(--text-lg);
  font-weight: var(--weight-medium);
}

p {
  margin-bottom: var(--space-4);
  color: var(--gray-600);
  line-height: var(--leading-relaxed);
}

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

a:hover {
  color: var(--primary-blue-dark);
}

/* === LAYOUT UTILITIES === */
.container {
  width: 100%;
  max-width: var(--container-xl);
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.container-fluid {
  width: 100%;
  padding: 0 var(--space-4);
}

/* Grid System */
.row {
  display: flex;
  flex-wrap: wrap;
  margin: 0 calc(-1 * var(--space-3));
}

.col {
  flex: 1;
  padding: 0 var(--space-3);
}

.col-12 { width: 100%; }
.col-11 { width: 91.66666667%; }
.col-10 { width: 83.33333333%; }
.col-9 { width: 75%; }
.col-8 { width: 66.66666667%; }
.col-7 { width: 58.33333333%; }
.col-6 { width: 50%; }
.col-5 { width: 41.66666667%; }
.col-4 { width: 33.33333333%; }
.col-3 { width: 25%; }
.col-2 { width: 16.66666667%; }
.col-1 { width: 8.33333333%; }

/* === COMPONENTS === */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-family: var(--font-primary);
  font-size: var(--text-base);
  font-weight: var(--weight-medium);
  line-height: 1;
  text-decoration: none;
  border: var(--border-width) solid transparent;
  border-radius: var(--border-radius-lg);
  cursor: pointer;
  transition: all var(--transition-normal);
  position: relative;
  overflow: hidden;
}

.btn-primary {
  background: var(--gradient-primary);
  color: var(--white);
  box-shadow: var(--shadow-md);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
  color: var(--white);
}

.btn-secondary {
  background: var(--white);
  color: var(--primary-blue);
  border-color: var(--primary-blue);
}

.btn-secondary:hover {
  background: var(--primary-blue);
  color: var(--white);
}

.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: var(--white);
}

.btn-outline:hover {
  background: var(--white);
  color: var(--primary-blue);
}

.btn-lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-lg);
}

/* Cards */
.card {
  background: var(--white);
  border-radius: var(--border-radius-xl);
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all var(--transition-normal);
  position: relative;
}

.card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-2xl);
}

.card-header {
  padding: var(--space-6);
  border-bottom: var(--border-width) solid var(--gray-200);
}

.card-body {
  padding: var(--space-6);
}
.tvarita-text .tvarita {
  color: var(--brand-tvarita);
}
.tvarita-text .tech {
  color: var(--brand-tech);
}

/* Brand Accent Headings */
h1, h2, h3, h4, h5, h6 {
  color: var(--brand-tech);
}

/* Brand Accent Buttons */
.btn-primary {
  background: var(--brand-tvarita);
  border-color: var(--brand-tvarita);
}
.btn-primary:hover, .btn-primary:focus {
  background: var(--brand-tech);
  border-color: var(--brand-tech);
}

/* Brand Accent Highlights */
.gradient-text-enhanced {
  background: linear-gradient(90deg, var(--brand-tvarita) 0%, var(--brand-tech) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.card-footer {
  padding: var(--space-6);
  border-top: var(--border-width) solid var(--gray-200);
  background: var(--gray-50);
}

/* Glass/Mirror Effects */
.glass-card {
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.3);
  box-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.4);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(255, 255, 255, 0.8) 50%, 
    transparent 100%);
  opacity: 0.8;
}

.mirror-effect::after {
  content: '';
  position: absolute;
  bottom: -100%;
  left: 0;
  width: 100%;
  height: 100%;
  background: inherit;
  transform: scaleY(-1);
  opacity: 0.3;
  mask: linear-gradient(to bottom, rgba(0,0,0,1) 0%, rgba(0,0,0,0) 70%);
  pointer-events: none;
}

.glass-shine::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, 
    transparent 0%, 
    rgba(255, 255, 255, 0.2) 50%, 
    transparent 100%);
  transition: left var(--transition-slow);
}

.glass-shine:hover::before {
  left: 100%;
}

/* Sections */
.section {
  padding: var(--space-20) 0;
  position: relative;
}

.section-sm {
  padding: var(--space-12) 0;
}

.section-lg {
  padding: var(--space-32) 0;
}

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

.hero::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="rgba(255,255,255,0.1)" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
  opacity: 0.5;
}

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

/* Animations */
@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-10px); }
}

@keyframes mirror-sweep {
  0% { transform: translateX(-100%) skewX(-15deg); }
  50% { transform: translateX(100%) skewX(-15deg); }
  100% { transform: translateX(100%) skewX(-15deg); }
}

.float-animation {
  animation: float 3s ease-in-out infinite;
}

/* === UTILITIES === */

/* Display */
.d-none { display: none !important; }
.d-block { display: block !important; }
.d-flex { display: flex !important; }
.d-grid { display: grid !important; }

/* Flexbox */
.justify-center { justify-content: center !important; }
.justify-between { justify-content: space-between !important; }
.justify-end { justify-content: flex-end !important; }
.items-center { align-items: center !important; }
.items-start { align-items: flex-start !important; }
.items-end { align-items: flex-end !important; }

/* Text */
.text-center { text-align: center !important; }
.text-left { text-align: left !important; }
.text-right { text-align: right !important; }

.text-primary { color: var(--primary-blue) !important; }
.text-secondary { color: var(--secondary-navy) !important; }
.text-white { color: var(--white) !important; }
.text-muted { color: var(--gray-500) !important; }

/* Backgrounds */
.bg-primary { background: var(--gradient-primary) !important; }
.bg-secondary { background: var(--secondary-navy) !important; }
.bg-white { background: var(--white) !important; }
.bg-gray { background: var(--gray-50) !important; }

/* Spacing */
.m-0 { margin: 0 !important; }
.mt-0 { margin-top: 0 !important; }
.mb-0 { margin-bottom: 0 !important; }
.ml-0 { margin-left: 0 !important; }
.mr-0 { margin-right: 0 !important; }

.p-0 { padding: 0 !important; }
.pt-0 { padding-top: 0 !important; }
.pb-0 { padding-bottom: 0 !important; }
.pl-0 { padding-left: 0 !important; }
.pr-0 { padding-right: 0 !important; }

/* Responsive helpers */
@media (max-width: 768px) {
  .d-md-none { display: none !important; }
  .d-md-block { display: block !important; }
  
  .text-md-center { text-align: center !important; }
  
  h1 { font-size: var(--text-4xl); }
  h2 { font-size: var(--text-3xl); }
  h3 { font-size: var(--text-2xl); }
  
  .section { padding: var(--space-16) 0; }
  .hero { min-height: 80vh; }
  
  /* Hide hero visual panel in mobile */
  .hero-visual {
    display: none !important;
  }
  
  /* About content mobile layout */
  .about-content {
    display: block !important;
    gap: 0;
  }
  
  .about-text {
    padding-right: 0;
    margin-bottom: var(--space-8);
    text-align: center;
  }
  
  .about-image {
    display: none; /* Hide images in mobile for cleaner layout */
  }
  
  /* Mission & Vision mobile layout */
  .row {
    flex-direction: column !important;
    gap: var(--space-4) !important;
  }
  
  .col-6 {
    flex: none !important;
    width: 100% !important;
  }
  
  /* Features grid mobile optimization */
  .about-text .row {
    margin-top: var(--space-4) !important;
  }
  
  .about-text .col-6 {
    margin-bottom: var(--space-4);
  }
  
  /* Service grid mobile optimization */
  .service-grid {
    grid-template-columns: 1fr !important;
    gap: var(--space-4) !important;
  }
  
  /* Stats grid mobile optimization */
  .stats-grid {
    grid-template-columns: repeat(2, 1fr) !important;
    gap: var(--space-4) !important;
  }
}