/* ===== DESIGN SYSTEM ===== */
:root {
  /* Colors */
  --color-primary: #2563eb;
  --color-primary-hover: #1d4ed8;
  --color-primary-light: #dbeafe;
  
  --color-secondary: #64748b;
  --color-secondary-light: #f1f5f9;
  
  --color-accent: #06b6d4;
  --color-success: #10b981;
  --color-warning: #f59e0b;
  --color-danger: #ef4444;
  
  --color-neutral-50: #f8fafc;
  --color-neutral-100: #f1f5f9;
  --color-neutral-200: #e2e8f0;
  --color-neutral-300: #cbd5e1;
  --color-neutral-400: #94a3b8;
  --color-neutral-500: #64748b;
  --color-neutral-600: #475569;
  --color-neutral-700: #334155;
  --color-neutral-800: #1e293b;
  --color-neutral-900: #0f172a;
  
  --color-white: #ffffff;
  --color-black: #000000;
  
  /* Typography with robust fallbacks */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  --font-size-xs: 0.75rem;
  --font-size-sm: 0.875rem;
  --font-size-base: 1rem;
  --font-size-lg: 1.125rem;
  --font-size-xl: 1.25rem;
  --font-size-2xl: 1.5rem;
  --font-size-3xl: 1.875rem;
  --font-size-4xl: 2.25rem;
  --font-size-5xl: 3rem;
  --font-size-6xl: 3.75rem;
  
  --font-weight-light: 300;
  --font-weight-normal: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;
  --font-weight-extrabold: 800;
  
  --line-height-tight: 1.25;
  --line-height-snug: 1.375;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.625;
  --line-height-loose: 2;
  
  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
  
  /* Border Radius */
  --radius-sm: 0.125rem;
  --radius: 0.25rem;
  --radius-md: 0.375rem;
  --radius-lg: 0.5rem;
  --radius-xl: 0.75rem;
  --radius-2xl: 1rem;
  --radius-3xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Transitions */
  --transition-fast: 150ms ease;
  --transition: 200ms ease;
  --transition-slow: 300ms ease;
  
  /* Layout */
  --container-max-width: 1200px;
  --header-height: 80px;
  
  /* Responsive Breakpoints */
  --breakpoint-sm: 640px;
  --breakpoint-md: 768px;
  --breakpoint-lg: 1024px;
  --breakpoint-xl: 1280px;
}

/* ===== RESET & BASE ===== */
*,
*::before,
*::after {
  box-sizing: border-box;
}

* {
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-normal);
  line-height: var(--line-height-normal);
  color: var(--color-neutral-900);
  background-color: var(--color-white);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

button,
input,
textarea,
select {
  font: inherit;
}

/* ===== UTILITIES ===== */
.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

@media (max-width: 768px) {
  .container {
    padding: 0 var(--space-4);
  }
}

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

/* ===== COMPONENTS ===== */

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--font-size-base);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-tight);
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius-lg);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.btn:focus {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

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

.btn-primary:hover {
  background-color: var(--color-primary-hover);
  transform: translateY(-1px);
  box-shadow: var(--shadow-lg);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-neutral-700);
  border-color: var(--color-neutral-300);
}

.btn-secondary:hover {
  background-color: var(--color-neutral-50);
  border-color: var(--color-primary);
  color: var(--color-primary);
}

.btn-full {
  width: 100%;
}

.btn-icon {
  width: 1rem;
  height: 1rem;
  stroke-width: 2;
}

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

#solucao {
  padding-top: var(--space-24);
  padding-bottom: var(--space-20);
}

.section-alt {
  background-color: var(--color-neutral-50);
}

.section-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.section-title {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  line-height: var(--line-height-tight);
  color: var(--color-neutral-900);
  margin-bottom: var(--space-4);
}

.section-description {
  font-size: var(--font-size-xl);
  color: var(--color-neutral-600);
  max-width: 600px;
  margin: 0 auto;
}

@media (max-width: 768px) {
  .section {
    padding: var(--space-16) 0;
  }
  
  #solucao {
    padding-top: var(--space-20);
    padding-bottom: var(--space-16);
  }
  
  .section-header {
    margin-bottom: var(--space-12);
  }
  
  .section-title {
    font-size: var(--font-size-3xl);
  }
  
  .section-description {
    font-size: var(--font-size-lg);
  }
}

/* ===== HEADER ===== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-neutral-200);
  z-index: 1000;
  transition: all var(--transition);
}

.nav-brand {
  display: flex;
  align-items: center;
}

.logo-img {
  height: 50px;
  width: auto;
  object-fit: contain;
}

.footer-logo-img {
  height: 45px;
  width: auto;
  object-fit: contain;
  filter: brightness(0) invert(1);
}

.footer-contact-info {
  margin-top: var(--space-4);
}

.footer-address {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-size-sm);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-2);
}

.footer-phone {
  color: rgba(255, 255, 255, 0.9);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-primary);
  text-decoration: none;
}

.logo-icon {
  width: 2rem;
  height: 2rem;
  stroke-width: 1.5;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: var(--space-8);
  list-style: none;
}

.nav-link {
  font-weight: var(--font-weight-medium);
  color: var(--color-neutral-700);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius);
  transition: all var(--transition);
}

.nav-link:hover,
.nav-link.active {
  color: var(--color-primary);
  background-color: var(--color-primary-light);
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: var(--space-1);
  background: none;
  border: none;
  cursor: pointer;
  padding: var(--space-2);
}

.nav-toggle span {
  width: 1.5rem;
  height: 2px;
  background-color: var(--color-neutral-700);
  transition: all var(--transition);
}

@media (max-width: 768px) {
  .nav {
    padding: 0 var(--space-4);
  }
  
  .nav-links {
    display: none;
  }
  
  .nav-toggle {
    display: flex;
  }
}

/* ===== HERO ===== */
.hero {
  padding: calc(var(--header-height) + var(--space-32)) 0 var(--space-32);
  background: linear-gradient(135deg, var(--color-neutral-50) 0%, var(--color-white) 100%);
  position: relative;
  overflow: hidden;
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 120px;
  background: linear-gradient(180deg, var(--color-neutral-50) 0%, var(--color-white) 100%);
  pointer-events: none;
}

.hero::before {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 200px;
  height: 4px;
  background: linear-gradient(90deg, transparent 0%, var(--color-primary) 50%, transparent 100%);
  border-radius: var(--radius-full);
  opacity: 0.6;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  align-items: center;
  max-width: 1200px;
  margin: 0 auto;
}

.hero-content {
  text-align: left;
  max-width: 600px;
}

.hero-badges {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
  flex-wrap: wrap;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-full);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-medium);
}

.trl-badge {
  display: inline-flex;
  align-items: center;
  background: var(--color-neutral-100);
  color: var(--color-neutral-600);
  padding: var(--space-1) var(--space-2);
  border-radius: var(--radius-md);
  font-size: var(--font-size-xs);
  font-weight: var(--font-weight-normal);
  border: 1px solid var(--color-neutral-200);
}

.badge-dot {
  width: 6px;
  height: 6px;
  background-color: var(--color-primary);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

.hero-title {
  font-size: var(--font-size-5xl);
  font-weight: var(--font-weight-extrabold);
  line-height: var(--line-height-tight);
  color: var(--color-neutral-900);
  margin-bottom: var(--space-6);
}

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

.hero-description {
  font-size: var(--font-size-xl);
  color: var(--color-neutral-600);
  margin-bottom: var(--space-10);
  max-width: 700px;
  margin-left: auto;
  margin-right: auto;
}



.hero-actions {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  flex-wrap: wrap;
}

@keyframes pulse {
  0%, 100% {
    opacity: 1;
  }
  50% {
    opacity: 0.5;
  }
}

@media (max-width: 768px) {
  .hero {
    padding: calc(var(--header-height) + var(--space-20)) 0 var(--space-20);
  }
  
  .hero-grid {
    grid-template-columns: 1fr;
    gap: var(--space-12);
    text-align: center;
  }
  
  .hero-content {
    text-align: center;
  }
  
  .hero-title {
    font-size: var(--font-size-4xl);
  }
  
  .hero-description {
    font-size: var(--font-size-lg);
  }
  
  .hero-actions {
    flex-direction: column;
    align-items: center;
  }
  
  .hero-actions .btn {
    width: 100%;
    max-width: 300px;
  }
  
  .visual-container {
    height: 300px;
  }
  
  .dna-helix {
    width: 150px;
    height: 200px;
  }
}

/* Hero Visual Elements */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
  position: relative;
}

.visual-container {
  position: relative;
  width: 100%;
  height: 400px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.dna-helix {
  position: relative;
  width: 200px;
  height: 300px;
  animation: helix-rotate 20s linear infinite;
}

.helix-strand {
  position: absolute;
  width: 4px;
  height: 100%;
  background: linear-gradient(180deg, var(--color-primary) 0%, var(--color-primary-light) 100%);
  border-radius: var(--radius-full);
}

.helix-strand.left {
  left: -20px;
  transform: rotateY(0deg);
}

.helix-strand.right {
  right: -20px;
  transform: rotateY(180deg);
}

.base-pair {
  position: absolute;
  width: 40px;
  height: 2px;
  background: var(--color-accent);
  border-radius: var(--radius-full);
  opacity: 0.8;
}

.helix-strand.left .base-pair:nth-child(1) { top: 10%; left: 20px; }
.helix-strand.left .base-pair:nth-child(2) { top: 25%; left: 15px; }
.helix-strand.left .base-pair:nth-child(3) { top: 40%; left: 10px; }
.helix-strand.left .base-pair:nth-child(4) { top: 55%; left: 15px; }
.helix-strand.left .base-pair:nth-child(5) { top: 70%; left: 20px; }
.helix-strand.left .base-pair:nth-child(6) { top: 85%; left: 15px; }

.helix-strand.right .base-pair:nth-child(1) { top: 10%; right: 20px; }
.helix-strand.right .base-pair:nth-child(2) { top: 25%; right: 15px; }
.helix-strand.right .base-pair:nth-child(3) { top: 40%; right: 10px; }
.helix-strand.right .base-pair:nth-child(4) { top: 55%; right: 15px; }
.helix-strand.right .base-pair:nth-child(5) { top: 70%; right: 20px; }
.helix-strand.right .base-pair:nth-child(6) { top: 85%; right: 15px; }

.floating-elements {
  position: absolute;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.floating-icon {
  position: absolute;
  width: 3rem;
  height: 3rem;
  background: rgba(59, 130, 246, 0.1);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  animation: float 6s ease-in-out infinite;
}

.floating-icon svg {
  width: 1.5rem;
  height: 1.5rem;
  stroke: var(--color-primary);
  stroke-width: 2;
}

.floating-icon:nth-child(1) {
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.floating-icon:nth-child(2) {
  top: 60%;
  right: 15%;
  animation-delay: 2s;
}

.floating-icon:nth-child(3) {
  bottom: 20%;
  left: 20%;
  animation-delay: 4s;
}

@keyframes helix-rotate {
  0% { transform: rotateY(0deg); }
  100% { transform: rotateY(360deg); }
}

@keyframes float {
  0%, 100% { transform: translateY(0px); }
  50% { transform: translateY(-20px); }
}

/* ===== SOLUTION ===== */
#solucao {
  background-color: var(--color-white);
  position: relative;
  z-index: 2;
}

#solucao::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent 0%, var(--color-neutral-200) 20%, var(--color-neutral-200) 80%, transparent 100%);
}

.solution-content {
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  position: relative;
  z-index: 2;
}

.solution-main {
  margin-bottom: var(--space-12);
}

.solution-main h3 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-neutral-900);
  margin-bottom: var(--space-4);
}

.solution-main p {
  font-size: var(--font-size-lg);
  color: var(--color-neutral-600);
  line-height: var(--line-height-relaxed);
  max-width: 500px;
  margin: 0 auto;
}

.solution-features {
  display: flex;
  justify-content: center;
  gap: var(--space-8);
  margin-top: var(--space-8);
  flex-wrap: nowrap;
}

.feature-card {
  background: var(--color-white);
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-2xl);
  padding: var(--space-6);
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
  flex: 1;
  max-width: 250px;
  min-width: 0;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  transform: scaleX(0);
  transition: transform var(--transition);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

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

.feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
  border-radius: var(--radius-2xl);
  margin: 0 auto var(--space-6);
  transition: all var(--transition);
}

.feature-card:hover .feature-icon {
  transform: scale(1.1) rotate(5deg);
}

.feature-icon svg {
  width: 2rem;
  height: 2rem;
  stroke: var(--color-white);
  stroke-width: 2;
}

.feature-card h4 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  color: var(--color-neutral-900);
  margin-bottom: var(--space-3);
}

.feature-card p {
  font-size: var(--font-size-base);
  color: var(--color-neutral-600);
  line-height: var(--line-height-relaxed);
}

.feature-content p {
  font-size: var(--font-size-base);
  color: var(--color-neutral-600);
  line-height: var(--line-height-relaxed);
}

@media (max-width: 768px) {
  .solution-content {
    padding: 0 var(--space-4);
  }
  
  .solution-main h3 {
    font-size: var(--font-size-2xl);
  }
  
  .solution-main p {
    font-size: var(--font-size-lg);
  }
  
  .solution-features {
    flex-direction: column;
    gap: var(--space-6);
    align-items: center;
  }
  
  .feature-card {
    padding: var(--space-6);
    max-width: 100%;
    width: 100%;
  }
  
  .feature-icon {
    width: 3rem;
    height: 3rem;
  }
  
  .feature-icon svg {
    width: 1.5rem;
    height: 1.5rem;
  }
}

/* ===== FEATURES ===== */
.features-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: var(--space-8);
  max-width: 1200px;
  margin: 0 auto;
}

.feature-card {
  background-color: var(--color-white);
  border: 1px solid var(--color-neutral-200);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  text-align: center;
  transition: all var(--transition);
  position: relative;
  overflow: hidden;
}

.feature-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-primary-light));
  transform: scaleX(0);
  transition: transform var(--transition);
}

.feature-card:hover::before {
  transform: scaleX(1);
}

.feature-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
  border-color: var(--color-primary);
}

.feature-card .feature-icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 4rem;
  height: 4rem;
  background: linear-gradient(135deg, var(--color-primary-light), var(--color-primary));
  border-radius: var(--radius-2xl);
  margin: 0 auto var(--space-6);
  transition: all var(--transition);
}

.feature-card:hover .feature-icon {
  transform: scale(1.1);
}

.feature-card .feature-icon svg {
  width: 2rem;
  height: 2rem;
  stroke-width: 2;
  color: var(--color-white);
}

.feature-card h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  color: var(--color-neutral-900);
  margin-bottom: var(--space-4);
}

.feature-card p {
  color: var(--color-neutral-600);
  line-height: var(--line-height-relaxed);
  font-size: var(--font-size-base);
}

@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
    padding: 0 var(--space-4);
  }
  
  .feature-card {
    padding: var(--space-6);
  }
  
  .feature-card .feature-icon {
    width: 3rem;
    height: 3rem;
  }
  
  .feature-card .feature-icon svg {
    width: 1.5rem;
    height: 1.5rem;
  }
}

/* ===== BENEFITS ===== */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-12);
}

.benefit-category h3 {
  font-size: var(--font-size-2xl);
  font-weight: var(--font-weight-bold);
  color: var(--color-neutral-900);
  margin-bottom: var(--space-6);
}

.benefit-list {
  list-style: none;
}

.benefit-list li {
  position: relative;
  padding-left: var(--space-6);
  margin-bottom: var(--space-3);
  color: var(--color-neutral-700);
  line-height: var(--line-height-relaxed);
}

.benefit-list li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--color-success);
  font-weight: var(--font-weight-bold);
}

/* ===== CONTACT ===== */
.contact-cta {
  max-width: 600px;
  margin: 0 auto;
}

.contact-cta {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1d4ed8 100%);
  border-radius: var(--radius-2xl);
  padding: var(--space-12);
  box-shadow: var(--shadow-xl);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.contact-cta::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(90deg, rgba(255,255,255,0.1) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,0.1) 1px, transparent 1px);
  background-size: 20px 20px;
  opacity: 0.3;
}

.contact-cta h2 {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-extrabold);
  color: var(--color-white);
  margin-bottom: var(--space-6);
  position: relative;
  z-index: 2;
}

.contact-cta p {
  font-size: var(--font-size-xl);
  color: var(--color-white);
  margin-bottom: var(--space-10);
  line-height: var(--line-height-relaxed);
  position: relative;
  z-index: 2;
  opacity: 0.95;
}

.contact-cta .btn {
  background: linear-gradient(135deg, #3b82f6, #1d4ed8);
  border: none;
  color: var(--color-white);
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-xl);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
  transition: all var(--transition);
  position: relative;
  z-index: 2;
}

.contact-cta .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
  background: linear-gradient(135deg, #2563eb, #1e40af);
}

.contact-cta .btn-icon {
  width: 1.25rem;
  height: 1.25rem;
  stroke-width: 2;
  margin-right: var(--space-2);
}

@media (max-width: 768px) {
  .contact-cta {
    padding: var(--space-8);
    margin: 0 var(--space-4);
  }
  
  .contact-cta h2 {
    font-size: var(--font-size-3xl);
  }
  
  .contact-cta p {
    font-size: var(--font-size-lg);
  }
}

/* ===== FOOTER ===== */
.footer {
  background: linear-gradient(135deg, var(--color-primary) 0%, #1d4ed8 100%);
  color: var(--color-white);
  padding: var(--space-16) 0 var(--space-8);
  position: relative;
  overflow: hidden;
}

.footer::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-image: 
    linear-gradient(90deg, rgba(255,255,255,0.05) 1px, transparent 1px),
    linear-gradient(rgba(255,255,255,0.05) 1px, transparent 1px);
  background-size: 30px 30px;
  opacity: 0.3;
}

.footer-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-16);
  margin-bottom: var(--space-12);
  position: relative;
  z-index: 2;
}

.footer-brand {
  position: relative;
  z-index: 2;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-bold);
  margin-bottom: var(--space-4);
  color: var(--color-white);
}

.footer-logo .logo-icon {
  width: 2rem;
  height: 2rem;
  stroke-width: 1.5;
  color: var(--color-white);
}

.footer-description {
  color: rgba(255, 255, 255, 0.9);
  line-height: var(--line-height-relaxed);
  font-size: var(--font-size-base);
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-8);
  position: relative;
  z-index: 2;
}

.footer-column h4 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  margin-bottom: var(--space-4);
  color: var(--color-white);
}

.footer-column ul {
  list-style: none;
}

.footer-column li {
  margin-bottom: var(--space-2);
}

.footer-column a {
  color: rgba(255, 255, 255, 0.85);
  text-decoration: none;
  transition: all var(--transition);
  padding: var(--space-1) 0;
  display: inline-block;
}

.footer-column a:hover {
  color: var(--color-white);
  transform: translateX(4px);
}

.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.2);
  padding-top: var(--space-8);
  text-align: center;
  color: rgba(255, 255, 255, 0.8);
  position: relative;
  z-index: 2;
}

@media (max-width: 768px) {
  .footer-content {
    grid-template-columns: 1fr;
    gap: var(--space-12);
  }
  
  .footer-links {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
}

/* ===== ANIMATIONS ===== */
@media (prefers-reduced-motion: no-preference) {
  .hero-badge {
    animation: slideInUp 0.6s ease-out;
  }
  
  .hero-title {
    animation: slideInUp 0.6s ease-out 0.1s both;
  }
  
  .hero-description {
    animation: slideInUp 0.6s ease-out 0.2s both;
  }
  
  .hero-features {
    animation: slideInUp 0.6s ease-out 0.3s both;
  }
  
  .hero-actions {
    animation: slideInUp 0.6s ease-out 0.4s both;
  }
}

@keyframes slideInUp {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

/* Focus visible for better keyboard navigation */
.btn:focus-visible,
.nav-link:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}

/* High contrast support */
@media (prefers-contrast: high) {
  .hero-badge {
    border: 1px solid var(--color-primary);
  }
  
  .feature-card {
    border-width: 2px;
  }
}