/* ==========================================
   KOWRII - Modern Fintech Landing Page
   ========================================== */

:root {
  /* Brand Colors */
  --yellow: #FFD700;
  --white: #FFFFFF;
  --black: #000000;
  
  /* Extended Color Palette */
  --yellow-light: #FFF347;
  --yellow-dark: #E6C200;
  --gray-50: #FAFAFA;
  --gray-100: #F5F5F5;
  --gray-200: #E5E5E5;
  --gray-300: #D4D4D4;
  --gray-400: #A3A3A3;
  --gray-500: #737373;
  --gray-600: #525252;
  --gray-700: #404040;
  --gray-800: #262626;
  --gray-900: #171717;
  
  /* Gradients */
  --gradient-primary: linear-gradient(135deg, var(--yellow) 0%, var(--yellow-light) 100%);
  --gradient-dark: linear-gradient(135deg, var(--black) 0%, var(--gray-800) 100%);
  --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 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;
  
  /* 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;
  
  /* Border Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --radius-full: 9999px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --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);
  --shadow-2xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
  --shadow-yellow: 0 20px 25px -5px rgba(255, 215, 0, 0.3), 0 10px 10px -5px rgba(255, 215, 0, 0.1);
  
  /* Transitions */
  --transition-fast: 150ms ease-in-out;
  --transition-base: 300ms ease-in-out;
  --transition-slow: 500ms ease-in-out;
  
  /* Layout */
  --container-max-width: 1200px;
  --section-padding: var(--space-16);
}

/* ==========================================
   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-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--white);
  background: var(--gradient-dark);
  min-height: 100vh;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* ==========================================
   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: 0;
}

/* Focus styles for accessibility */
*:focus {
  outline: 2px solid var(--yellow);
  outline-offset: 2px;
}

/* ==========================================
   BACKGROUND ELEMENTS
   ========================================== */

.background-grid {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-image: 
    linear-gradient(rgba(255, 215, 0, 0.03) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 215, 0, 0.03) 1px, transparent 1px);
  background-size: 50px 50px;
  z-index: -2;
  animation: gridShift 20s ease-in-out infinite;
}

.gradient-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: radial-gradient(ellipse at center, rgba(255, 215, 0, 0.05) 0%, transparent 70%);
  z-index: -1;
}

@keyframes gridShift {
  0%, 100% { transform: translate(0, 0); }
  50% { transform: translate(25px, 25px); }
}

/* ==========================================
   LAYOUT
   ========================================== */

.container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
  position: relative;
  z-index: 1;
}

/* ==========================================
   HERO SECTION
   ========================================== */

.hero {
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: var(--section-padding) 0;
  position: relative;
}

.hero-content {
  max-width: 800px;
  margin-bottom: var(--space-16);
}

/* Logo Styles */
.logo-container {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-12);
  animation: logoEntrance 1s ease-out;
}

.logo-image {
  width: 175px;
  height: auto;
  filter: drop-shadow(0 0 20px rgba(255, 215, 0, 0.3));
  transition: all var(--transition-base);
}

.logo-image:hover {
  filter: drop-shadow(0 0 30px rgba(255, 215, 0, 0.5));
  transform: scale(1.02);
}

.logo-symbol {
  font-size: var(--font-size-2xl);
  color: var(--yellow);
  background: rgba(255, 215, 0, 0.1);
  border: 2px solid var(--yellow);
  border-radius: var(--radius-full);
  width: 3rem;
  height: 3rem;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-yellow);
  animation: symbolPulse 3s ease-in-out infinite;
}

@keyframes logoEntrance {
  0% {
    opacity: 0;
    transform: translateY(30px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes symbolPulse {
  0%, 100% { box-shadow: var(--shadow-yellow); }
  50% { box-shadow: 0 20px 40px -5px rgba(255, 215, 0, 0.5), 0 10px 20px -5px rgba(255, 215, 0, 0.2); }
}

/* Hero Text */
.hero-title {
  font-size: clamp(var(--font-size-3xl), 6vw, var(--font-size-6xl));
  font-weight: 800;
  line-height: 1.1;
  margin-bottom: var(--space-6);
  color: var(--white);
  animation: titleSlide 1s ease-out 0.3s both;
}

.highlight {
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  position: relative;
}

.hero-subtitle {
  font-size: var(--font-size-xl);
  font-weight: 400;
  color: var(--gray-300);
  margin-bottom: var(--space-10);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
  animation: subtitleFade 1s ease-out 0.6s both;
}

@keyframes titleSlide {
  0% {
    opacity: 0;
    transform: translateY(40px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

@keyframes subtitleFade {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* CTA Button */
.cta-container {
  animation: ctaEntrance 1s ease-out 0.9s both;
}

.cta-primary {
  background: var(--gradient-primary);
  color: var(--black);
  font-size: var(--font-size-lg);
  font-weight: 600;
  padding: var(--space-4) var(--space-8);
  border: none;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-base);
  box-shadow: var(--shadow-yellow);
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  position: relative;
  overflow: hidden;
}

.cta-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 25px 50px -12px rgba(255, 215, 0, 0.4), 0 15px 15px -5px rgba(255, 215, 0, 0.2);
}

.cta-primary:active {
  transform: translateY(0);
}

.cta-arrow {
  transition: transform var(--transition-base);
}

.cta-primary:hover .cta-arrow {
  transform: translateX(4px);
}

@keyframes ctaEntrance {
  0% {
    opacity: 0;
    transform: translateY(30px) scale(0.9);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Trust Badges */
.trust-badges {
  display: flex;
  justify-content: center;
  gap: var(--space-8);
  flex-wrap: wrap;
  animation: trustFade 1s ease-out 1.2s both;
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  color: var(--gray-300);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.trust-icon {
  width: 24px;
  height: 24px;
  color: var(--yellow);
  flex-shrink: 0;
}

.trust-icon svg {
  width: 100%;
  height: 100%;
  stroke: currentColor;
  transition: all var(--transition-base);
}

.trust-item:hover .trust-icon svg {
  transform: scale(1.1);
  filter: drop-shadow(0 0 8px rgba(255, 215, 0, 0.5));
}

@keyframes trustFade {
  0% {
    opacity: 0;
    transform: translateY(20px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* ==========================================
   VALUE PROPOSITION SECTION
   ========================================== */

.value-prop {
  padding: var(--section-padding) 0;
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.value-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--space-8);
  margin-top: var(--space-8);
}

.value-card {
  background: var(--gradient-glass);
  padding: var(--space-8);
  border-radius: var(--radius-2xl);
  border: 1px solid rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  transition: all var(--transition-base);
  text-align: center;
}

.value-card:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 215, 0, 0.3);
  box-shadow: var(--shadow-2xl);
}

.value-icon {
  font-size: var(--font-size-4xl);
  margin-bottom: var(--space-4);
  display: block;
}

.value-card h3 {
  font-size: var(--font-size-xl);
  font-weight: 600;
  color: var(--white);
  margin-bottom: var(--space-3);
}

.value-card p {
  color: var(--gray-300);
  line-height: 1.6;
}

/* ==========================================
   STABLECOIN FEATURES SECTION
   ========================================== */

.stablecoin-features {
  padding: var(--section-padding) 0;
  background: rgba(255, 255, 255, 0.02);
  backdrop-filter: blur(10px);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  position: relative;
  overflow: hidden;
}

.stablecoin-features::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: radial-gradient(ellipse at center, rgba(255, 215, 0, 0.03) 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}

.features-container {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
  position: relative;
  z-index: 1;
}

/* Features Header */
.features-header {
  text-align: center;
  margin-bottom: var(--space-16);
}

.features-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--space-4);
  background: var(--gradient-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.features-subtitle {
  font-size: var(--font-size-xl);
  color: var(--gray-300);
  max-width: 600px;
  margin: 0 auto;
  line-height: 1.6;
}

/* Features Grid */
.features-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: start;
}

.features-column {
  background: var(--gradient-glass);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-2xl);
  padding: var(--space-8);
  backdrop-filter: blur(20px);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.features-column::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--gradient-primary);
  opacity: 0;
  transition: opacity var(--transition-base);
}

.features-column:hover {
  transform: translateY(-8px);
  border-color: rgba(255, 215, 0, 0.3);
  box-shadow: var(--shadow-2xl);
}

.features-column:hover::before {
  opacity: 1;
}

/* Column Headers */
.column-header {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.column-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.community-icon {
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.2) 0%, rgba(255, 215, 0, 0.1) 100%);
  border: 1px solid rgba(255, 215, 0, 0.3);
}

.merchant-icon {
  background: linear-gradient(135deg, rgba(255, 215, 0, 0.15) 0%, rgba(255, 215, 0, 0.05) 100%);
  border: 1px solid rgba(255, 215, 0, 0.25);
}

.column-icon svg {
  width: 24px;
  height: 24px;
  color: var(--yellow);
  transition: all var(--transition-base);
}

.column-icon:hover {
  transform: scale(1.05);
  box-shadow: 0 8px 25px rgba(255, 215, 0, 0.3);
}

.column-icon:hover svg {
  transform: scale(1.1);
  filter: drop-shadow(0 0 8px rgba(255, 215, 0, 0.5));
}

.column-header h3 {
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--white);
  margin: 0;
}

/* Feature List */
.feature-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.feature-item {
  display: flex;
  gap: var(--space-4);
  align-items: flex-start;
  padding: var(--space-4);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  position: relative;
}

.feature-item:hover {
  background: rgba(255, 255, 255, 0.03);
  transform: translateX(8px);
}

.feature-icon {
  width: 40px;
  height: 40px;
  min-width: 40px;
  border-radius: var(--radius-md);
  background: rgba(255, 215, 0, 0.1);
  border: 1px solid rgba(255, 215, 0, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all var(--transition-base);
}

.feature-icon svg {
  width: 20px;
  height: 20px;
  color: var(--yellow);
  transition: all var(--transition-base);
}

.feature-item:hover .feature-icon {
  background: rgba(255, 215, 0, 0.15);
  border-color: rgba(255, 215, 0, 0.4);
  transform: scale(1.05);
}

.feature-item:hover .feature-icon svg {
  transform: scale(1.1);
  filter: drop-shadow(0 0 6px rgba(255, 215, 0, 0.4));
}

.feature-content {
  flex: 1;
}

.feature-content h4 {
  font-size: var(--font-size-lg);
  font-weight: 600;
  color: var(--white);
  margin-bottom: var(--space-2);
  line-height: 1.3;
}

.feature-content p {
  font-size: var(--font-size-base);
  color: var(--gray-300);
  line-height: 1.6;
  margin: 0;
}

/* Responsive Design for Features */
@media (max-width: 1024px) {
  .features-grid {
    gap: var(--space-8);
  }
  
  .features-column {
    padding: var(--space-6);
  }
}

@media (max-width: 768px) {
  .features-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .features-title {
    font-size: var(--font-size-3xl);
  }
  
  .features-subtitle {
    font-size: var(--font-size-lg);
  }
  
  .column-header {
    flex-direction: column;
    text-align: center;
    gap: var(--space-3);
  }
  
  .column-header h3 {
    font-size: var(--font-size-xl);
  }
  
  .feature-item {
    flex-direction: column;
    text-align: center;
    gap: var(--space-3);
  }
  
  .feature-item:hover {
    transform: translateY(-4px);
  }
  
  .feature-icon {
    align-self: center;
  }
}

@media (max-width: 480px) {
  .features-container {
    padding: 0 var(--space-4);
  }
  
  .features-column {
    padding: var(--space-4);
  }
  
  .features-header {
    margin-bottom: var(--space-12);
  }
  
  .column-icon {
    width: 40px;
    height: 40px;
  }
  
  .column-icon svg {
    width: 20px;
    height: 20px;
  }
  
  .feature-content h4 {
    font-size: var(--font-size-base);
  }
  
  .feature-content p {
    font-size: var(--font-size-sm);
  }
}

/* Animation Enhancements */
.features-column {
  animation: fadeInUp 0.6s ease-out both;
}

.community-column {
  animation-delay: 0.2s;
}

.merchant-column {
  animation-delay: 0.4s;
}

/* Stagger animation for feature items */
.feature-item {
  opacity: 0;
  transform: translateY(20px);
  transition: all 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.features-column.animate-in .feature-item:nth-child(1) {
  animation: fadeInUp 0.5s ease-out 0.6s both;
}

.features-column.animate-in .feature-item:nth-child(2) {
  animation: fadeInUp 0.5s ease-out 0.8s both;
}

.features-column.animate-in .feature-item:nth-child(3) {
  animation: fadeInUp 0.5s ease-out 1.0s both;
}

.features-column.animate-in .feature-item:nth-child(4) {
  animation: fadeInUp 0.5s ease-out 1.2s both;
}

@keyframes fadeInUp {
  0% {
    opacity: 0;
    transform: translateY(40px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Performance Optimizations */
.feature-icon,
.column-icon,
.features-column {
  will-change: transform;
}

/* Accessibility Enhancements */
.feature-item:focus-within {
  background: rgba(255, 255, 255, 0.05);
  outline: 2px solid var(--yellow);
  outline-offset: 2px;
}

/* Dark Mode Optimizations */
@media (prefers-color-scheme: dark) {
  .features-column {
    background: rgba(0, 0, 0, 0.3);
    border-color: rgba(255, 255, 255, 0.15);
  }
  
  .feature-item:hover {
    background: rgba(255, 255, 255, 0.05);
  }
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
  .features-column {
    border-width: 2px;
    border-color: var(--yellow);
  }
  
  .feature-icon {
    border-width: 2px;
  }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  .features-column,
  .feature-item,
  .feature-icon,
  .column-icon {
    animation: none !important;
    transition: none;
  }
  
  .features-column:hover,
  .feature-item:hover {
    transform: none;
  }
  
  .features-column.animate-in .feature-item {
    opacity: 1;
    transform: none;
    animation: none !important;
  }
}

/* ==========================================
   SIGNUP SECTION
   ========================================== */

.signup {
  padding: var(--section-padding) 0;
  text-align: center;
}

.signup-container {
  max-width: 600px;
  margin: 0 auto;
}

.signup-title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--space-4);
}

.signup-subtitle {
  font-size: var(--font-size-lg);
  color: var(--gray-300);
  margin-bottom: var(--space-10);
  line-height: 1.6;
}

/* Form Styles */
.signup-form {
  margin-bottom: var(--space-8);
}

.form-group {
  position: relative;
  display: flex;
  margin-bottom: var(--space-4);
}

.form-group input[type="email"] {
  flex: 1;
  background: rgba(255, 255, 255, 0.05);
  border: 2px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-full);
  padding: var(--space-4) var(--space-6);
  font-size: var(--font-size-base);
  color: var(--white);
  backdrop-filter: blur(10px);
  transition: all var(--transition-base);
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
  border-right: none;
}

.form-group input[type="email"]:focus {
  border-color: var(--yellow);
  background: rgba(255, 255, 255, 0.08);
  outline: none;
}

.form-group input[type="email"]::placeholder {
  color: var(--gray-400);
}

.submit-btn {
  background: var(--gradient-primary);
  color: var(--black);
  border: none;
  border-radius: var(--radius-full);
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
  padding: var(--space-4) var(--space-6);
  font-size: var(--font-size-base);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-base);
  display: flex;
  align-items: center;
  gap: var(--space-2);
  white-space: nowrap;
}

.submit-btn:hover {
  box-shadow: var(--shadow-yellow);
  transform: translateX(2px);
}

.submit-arrow {
  transition: transform var(--transition-base);
}

.submit-btn:hover .submit-arrow {
  transform: translateX(4px);
}

/* Form Messages */
.error-message,
.success-message {
  font-size: var(--font-size-sm);
  margin-top: var(--space-2);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-md);
  display: none;
}

.error-message {
  color: #ef4444;
  background: rgba(239, 68, 68, 0.1);
  border: 1px solid rgba(239, 68, 68, 0.2);
}

.success-message {
  color: #10b981;
  background: rgba(16, 185, 129, 0.1);
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.error-message.show,
.success-message.show {
  display: block;
  animation: messageSlide 0.3s ease-out;
}

@keyframes messageSlide {
  0% {
    opacity: 0;
    transform: translateY(-10px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Privacy Notice */
.privacy-notice {
  font-size: var(--font-size-sm);
  color: var(--gray-400);
  line-height: 1.5;
}

/* ==========================================
   FOOTER
   ========================================== */

.footer {
  padding: var(--space-16) 0 var(--space-8);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(0, 0, 0, 0.3);
  backdrop-filter: blur(10px);
  width: 100vw;
  margin-left: calc(50% - 50vw);
  margin-right: calc(50% - 50vw);
}

.footer-content {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--space-8);
  flex-wrap: wrap;
  gap: var(--space-6);
}

.footer-bottom {
  max-width: var(--container-max-width);
  margin: 0 auto;
  padding: 0 var(--space-6);
  text-align: center;
  padding-top: var(--space-6);
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}


.footer-logo {
  font-size: var(--font-size-xl);
  font-weight: 700;
}

.footer-logo .logo-kow {
  color: var(--yellow);
}

.footer-logo .logo-rii {
  color: var(--white);
}

.footer-links {
  display: flex;
  gap: var(--space-6);
  flex-wrap: wrap;
}

.footer-link {
  color: var(--gray-300);
  text-decoration: none;
  font-size: var(--font-size-sm);
  transition: color var(--transition-base);
}

.footer-link:hover {
  color: var(--yellow);
}

.social-links {
  display: flex;
  gap: var(--space-4);
}

.social-link {
  color: var(--gray-300);
  transition: all var(--transition-base);
  padding: var(--space-2);
  border-radius: var(--radius-md);
}

.social-link:hover {
  color: var(--yellow);
  background: rgba(255, 215, 0, 0.1);
}


.footer-bottom p {
  color: var(--gray-400);
  font-size: var(--font-size-sm);
}

/* ==========================================
   RESPONSIVE DESIGN
   ========================================== */

@media (max-width: 768px) {
  :root {
    --section-padding: var(--space-12);
  }
  
  .container {
    padding: 0 var(--space-4);
  }
  
  .logo-image {
    width: 140px;
  }
  
  .logo-symbol {
    width: 2.5rem;
    height: 2.5rem;
    font-size: var(--font-size-xl);
  }
  
  .hero-title {
    margin-bottom: var(--space-4);
  }
  
  .hero-subtitle {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-8);
  }
  
  .trust-badges {
    gap: var(--space-4);
  }
  
  .trust-item {
    font-size: var(--font-size-xs);
  }
  
  .value-grid {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }
  
  .value-card {
    padding: var(--space-6);
  }
  
  .signup-title {
    font-size: var(--font-size-3xl);
  }
  
  .form-group {
    flex-direction: column;
  }
  
  .form-group input[type="email"] {
    border-radius: var(--radius-full);
    border-right: 2px solid rgba(255, 255, 255, 0.1);
    margin-bottom: var(--space-2);
  }
  
  .submit-btn {
    border-radius: var(--radius-full);
    justify-content: center;
  }
  
  .footer-content {
    flex-direction: column;
    text-align: center;
    gap: var(--space-4);
  }
  
  .footer-bottom {
    padding: 0 var(--space-4);
  }
  
  .footer-links {
    justify-content: center;
  }
}

@media (max-width: 480px) {
  .logo-container {
    flex-direction: column;
    gap: var(--space-4);
  }
  
  .trust-badges {
    flex-direction: column;
    gap: var(--space-3);
    align-items: center;
  }
  
  .cta-primary {
    width: 100%;
    justify-content: center;
  }
}

/* ==========================================
   PERFORMANCE OPTIMIZATIONS
   ========================================== */

/* GPU acceleration for animations */
.logo-symbol,
.cta-primary,
.value-card,
.submit-btn {
  will-change: transform;
}

/* Preload critical fonts via Google Fonts link in HTML */

/* Reduce motion for accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  
  .background-grid {
    animation: none;
  }
  
  .logo-symbol {
    animation: none;
  }
}