/* CSS Custom Properties */
:root {
  /* Colors */
  --primary-color: #667eea;
  --primary-dark: #5a6fd8;
  --secondary-color: #764ba2;
  --accent-color: #f093fb;
  --success-color: #4ade80;
  --warning-color: #fbbf24;
  --error-color: #ef4444;
  
  /* Neutrals */
  --white: #ffffff;
  --gray-50: #f9fafb;
  --gray-100: #f3f4f6;
  --gray-200: #e5e7eb;
  --gray-300: #d1d5db;
  --gray-400: #9ca3af;
  --gray-500: #6b7280;
  --gray-600: #4b5563;
  --gray-700: #374151;
  --gray-800: #1f2937;
  --gray-900: #111827;
  
  /* Typography */
  --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-size-xs: 0.625rem;
  --font-size-sm: 0.75rem;
  --font-size-base: 0.875rem;
  --font-size-lg: 1rem;
  --font-size-xl: 1.125rem;
  --font-size-2xl: 1.25rem;
  --font-size-3xl: 1.5rem;
  --font-size-4xl: 1.75rem;
  --font-size-5xl: 2.25rem;
  
  /* Spacing */
  --spacing-xs: 0.5rem;
  --spacing-sm: 0.75rem;
  --spacing-md: 1rem;
  --spacing-lg: 1.5rem;
  --spacing-xl: 2rem;
  --spacing-2xl: 3rem;
  --spacing-3xl: 4rem;
  
  /* Layout */
  --container-width: 1200px;
  --header-height: 80px;
  --border-radius: 12px;
  --border-radius-sm: 8px;
  --border-radius-lg: 16px;
  
  /* Shadows */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
  
  /* Transitions */
  --transition-fast: 0.15s ease;
  --transition-base: 0.2s ease;
  --transition-slow: 0.3s ease;
  
  /* Light theme variables */
  --bg-primary: var(--white);
  --bg-secondary: var(--gray-50);
  --bg-accent: var(--gray-100);
  --text-primary: var(--gray-900);
  --text-secondary: var(--gray-600);
  --text-muted: var(--gray-400);
  --border-color: var(--gray-200);
}

/* Dark theme */
[data-theme="dark"] {
  --bg-primary: var(--gray-900);
  --bg-secondary: var(--gray-800);
  --bg-accent: var(--gray-700);
  --text-primary: var(--white);
  --text-secondary: var(--gray-300);
  --text-muted: var(--gray-500);
  --border-color: var(--gray-700);
}

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

html {
  scroll-behavior: smooth;
  font-size: 14px;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: 1.6;
  color: var(--text-primary);
  background-color: var(--bg-primary);
  transition: background-color var(--transition-base), color var(--transition-base);
}

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

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

/* Section */
.section {
  padding: var(--spacing-3xl) 0;
}

@media (max-width: 768px) {
  .section {
    padding: var(--spacing-2xl) 0;
  }
}

/* Typography */
.section__title {
  font-size: var(--font-size-4xl);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--spacing-lg);
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section__description {
  font-size: var(--font-size-xl);
  text-align: center;
  color: var(--text-secondary);
  max-width: 600px;
  margin: 0 auto var(--spacing-2xl);
}

@media (max-width: 768px) {
  .section__title {
    font-size: var(--font-size-3xl);
  }
  
  .section__description {
    font-size: var(--font-size-lg);
  }
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  background-color: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  z-index: 1000;
  transition: all var(--transition-base);
}

[data-theme="dark"] .header {
  background-color: rgba(17, 24, 39, 0.95);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: var(--header-height);
}

.nav__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  font-weight: 700;
  font-size: var(--font-size-xl);
  color: var(--primary-color);
  text-decoration: none;
}

.nav__logo-img {
  width: 32px;
  height: 32px;
}

.nav__menu {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
}

.nav__list {
  display: flex;
  align-items: center;
  gap: var(--spacing-xl);
  list-style: none;
}

.nav__link {
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-fast);
  position: relative;
}

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

.nav__link::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  transition: width var(--transition-base);
}

.nav__link:hover::after {
  width: 100%;
}

.nav__actions {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
}

.nav__language {
  display: flex;
  gap: var(--spacing-xs);
}

.lang__btn {
  background: none;
  border: none;
  font-size: var(--font-size-lg);
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
  opacity: 0.6;
}

.lang__btn.active {
  opacity: 1;
  background-color: var(--bg-accent);
}

.lang__btn:hover {
  opacity: 1;
  background-color: var(--bg-accent);
}

.theme__toggle {
  background: none;
  border: none;
  color: var(--text-primary);
  font-size: var(--font-size-lg);
  cursor: pointer;
  padding: var(--spacing-xs);
  border-radius: var(--border-radius-sm);
  transition: all var(--transition-fast);
}

.theme__toggle:hover {
  background-color: var(--bg-accent);
  color: var(--primary-color);
}

.nav__toggle {
  display: none;
  font-size: var(--font-size-xl);
  cursor: pointer;
  color: var(--text-primary);
}

@media (max-width: 768px) {
  .nav__menu {
    position: fixed;
    top: var(--header-height);
    left: -100%;
    width: 100%;
    height: calc(100vh - var(--header-height));
    background-color: var(--bg-primary);
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding: var(--spacing-2xl) 0;
    transition: left var(--transition-base);
  }
  
  .nav__menu.show {
    left: 0;
  }
  
  .nav__list {
    flex-direction: column;
    gap: var(--spacing-lg);
  }
  
  .nav__toggle {
    display: block;
  }
}

/* Hero Section */
.hero {
  padding-top: calc(var(--header-height) + var(--spacing-3xl));
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  color: 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 1000 1000"><polygon fill="rgba(255,255,255,0.05)" points="0,1000 1000,800 1000,1000"/></svg>');
  background-size: cover;
}

.hero__container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero__title {
  font-size: var(--font-size-4xl);
  font-weight: 600;
  line-height: 1.3;
  margin-bottom: var(--spacing-md);
}

.hero__accent {
  background: linear-gradient(45deg, #fbbf24, #f59e0b);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__description {
  font-size: var(--font-size-lg);
  margin-bottom: var(--spacing-lg);
  opacity: 0.9;
}

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

.hero__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.hero__graphic {
  position: relative;
  width: 300px;
  height: 300px;
}

.graphic__element {
  position: absolute;
  border-radius: 50%;
  animation: float 6s ease-in-out infinite;
}

.graphic__element--1 {
  width: 100px;
  height: 100px;
  background: linear-gradient(45deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.1));
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.graphic__element--2 {
  width: 60px;
  height: 60px;
  background: linear-gradient(45deg, rgba(251, 191, 36, 0.3), rgba(245, 158, 11, 0.2));
  top: 60%;
  right: 20%;
  animation-delay: 2s;
}

.graphic__element--3 {
  width: 80px;
  height: 80px;
  background: linear-gradient(45deg, rgba(249, 115, 22, 0.2), rgba(234, 88, 12, 0.1));
  bottom: 20%;
  left: 30%;
  animation-delay: 4s;
}

.hero__icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 60px;
  color: rgba(255, 255, 255, 0.8);
  animation: pulse 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0px) rotate(0deg); }
  50% { transform: translateY(-20px) rotate(180deg); }
}

@keyframes pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50% { transform: translate(-50%, -50%) scale(1.1); }
}

@media (max-width: 768px) {
  .hero__container {
    grid-template-columns: 1fr;
    text-align: center;
    gap: var(--spacing-xl);
  }
  
  .hero__title {
    font-size: var(--font-size-3xl);
  }
  
  .hero__buttons {
    justify-content: center;
  }
  
  .hero__graphic {
    width: 200px;
    height: 200px;
  }
  
  .hero__icon {
    font-size: 40px;
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--spacing-md) var(--spacing-xl);
  border-radius: var(--border-radius);
  font-weight: 600;
  text-decoration: none;
  cursor: pointer;
  border: none;
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.btn--primary {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  box-shadow: var(--shadow-lg);
}

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

.btn--secondary {
  background: rgba(255, 255, 255, 0.2);
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.3);
  backdrop-filter: blur(10px);
}

.btn--secondary:hover {
  background: rgba(255, 255, 255, 0.3);
  border-color: rgba(255, 255, 255, 0.5);
}

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

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

/* Apps Banner Section */
.apps-banner {
  background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
  overflow: hidden;
  position: relative;
}

[data-theme="dark"] .apps-banner {
  background: linear-gradient(135deg, var(--gray-800) 0%, var(--gray-700) 100%);
}

.apps-banner__container {
  padding: var(--spacing-3xl) 0;
}

.apps-banner__content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.apps-banner__images {
  position: relative;
  height: 400px;
  width: 450px;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
}

.app-screenshot {
  position: absolute;
  width: 280px;
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  border: 1px solid var(--border-color);
  animation: rotateScreenshots 12s ease-in-out infinite;
  transform-origin: center center;
  cursor: pointer;
  transition: all var(--transition-base);
}

.app-screenshot:hover {
  animation-play-state: paused;
  transform: scale(1.1) !important;
  z-index: 10 !important;
  box-shadow: 0 30px 60px -12px rgba(0, 0, 0, 0.4) !important;
}

.app-screenshot--1 {
  animation-delay: 0s;
  z-index: 3;
}

.app-screenshot--2 {
  animation-delay: 4s;
  z-index: 2;
}

.app-screenshot--3 {
  animation-delay: 8s;
  z-index: 1;
}

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

.screenshot-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: var(--spacing-lg);
  padding-bottom: var(--spacing-md);
  border-bottom: 1px solid var(--border-color);
}

.header-title {
  font-weight: 600;
  color: var(--text-primary);
  font-size: var(--font-size-lg);
}

.header-button {
  background: var(--primary-color);
  color: white;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.back-button {
  color: var(--primary-color);
  font-size: var(--font-size-xl);
  font-weight: 600;
}

.activity-item {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  padding: var(--spacing-md) 0;
  border-bottom: 1px solid var(--bg-accent);
}

.activity-icon {
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.activity-icon--error {
  background: var(--error-color);
  color: white;
}

.activity-icon--inventory {
  background: var(--bg-accent);
}

.activity-text {
  flex: 1;
}

.activity-title {
  font-weight: 500;
  color: var(--text-primary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-xs);
}

.activity-meta {
  color: var(--text-secondary);
  font-size: var(--font-size-xs);
}

.activity-time {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.update-method {
  margin-bottom: var(--spacing-lg);
}

.method-title {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-md);
}

.method-option {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-sm);
  margin-bottom: var(--spacing-xs);
  border-radius: var(--border-radius-sm);
  background: var(--bg-accent);
  font-weight: 500;
}

.method-option--selected {
  background: var(--primary-color);
  color: white;
}

.method-icon {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: var(--font-size-sm);
}

.scan-input input {
  width: 100%;
  padding: var(--spacing-md);
  border: 1px solid var(--border-color);
  border-radius: var(--border-radius-sm);
  margin-bottom: var(--spacing-md);
  background: var(--bg-primary);
  color: var(--text-primary);
}

.add-button {
  width: 100%;
  padding: var(--spacing-md);
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--border-radius-sm);
  font-weight: 600;
  cursor: pointer;
}

.app-status {
  margin-bottom: var(--spacing-lg);
}

.status-header {
  display: flex;
  align-items: center;
  gap: var(--spacing-md);
  background: var(--success-color);
  color: white;
  padding: var(--spacing-md);
  border-radius: var(--border-radius-sm);
  margin-bottom: var(--spacing-md);
}

.status-icon {
  font-size: var(--font-size-xl);
}

.status-text {
  flex: 1;
}

.status-title {
  font-weight: 600;
  margin-bottom: var(--spacing-xs);
}

.status-desc {
  font-size: var(--font-size-sm);
  opacity: 0.9;
}

.status-toggle {
  background: rgba(255, 255, 255, 0.2);
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-sm);
  font-weight: 600;
}

.product-info {
  padding: var(--spacing-md);
  background: var(--bg-accent);
  border-radius: var(--border-radius-sm);
  border-left: 4px solid var(--success-color);
}

.product-title {
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: var(--spacing-xs);
}

.product-desc {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  margin-bottom: var(--spacing-sm);
}

.product-price {
  color: var(--success-color);
  font-size: var(--font-size-xl);
  font-weight: 700;
}

.apps-banner__text {
  text-align: left;
}

.apps-banner__title {
  font-size: var(--font-size-3xl);
  font-weight: 600;
  margin-bottom: var(--spacing-md);
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  text-align: left;
}

.apps-banner__description {
  font-size: var(--font-size-lg);
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.5;
}

.apps-banner__buttons {
  display: flex;
  gap: var(--spacing-md);
}

@keyframes rotateScreenshots {
  0% { 
    transform: translateX(-100px) translateY(-60px) rotate(-10deg) scale(0.85); 
    z-index: 1;
    opacity: 0.7;
  }
  25% { 
    transform: translateX(0px) translateY(-80px) rotate(0deg) scale(1.05); 
    z-index: 3;
    opacity: 1;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.3);
  }
  50% { 
    transform: translateX(100px) translateY(-60px) rotate(10deg) scale(0.85); 
    z-index: 1;
    opacity: 0.7;
  }
  75% { 
    transform: translateX(0px) translateY(60px) rotate(0deg) scale(0.8); 
    z-index: 2;
    opacity: 0.8;
  }
  100% { 
    transform: translateX(-100px) translateY(-60px) rotate(-10deg) scale(0.85); 
    z-index: 1;
    opacity: 0.7;
  }
}

@media (max-width: 768px) {
  .apps-banner__content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
    text-align: center;
  }
  
  .apps-banner__images {
    height: 280px;
    width: 320px;
    order: 2;
  }
  
  .app-screenshot {
    width: 180px;
  }
  
  .apps-banner__title {
    font-size: var(--font-size-2xl);
    text-align: center;
  }
  
  .apps-banner__text {
    text-align: center;
    order: 1;
  }
  
  @keyframes rotateScreenshots {
    0% { 
      transform: translateX(-60px) translateY(-40px) rotate(-10deg) scale(0.8); 
      z-index: 1;
      opacity: 0.6;
    }
    25% { 
      transform: translateX(0px) translateY(-50px) rotate(0deg) scale(1.05); 
      z-index: 3;
      opacity: 1;
      box-shadow: 0 20px 40px -8px rgba(0, 0, 0, 0.3);
    }
    50% { 
      transform: translateX(60px) translateY(-40px) rotate(10deg) scale(0.8); 
      z-index: 1;
      opacity: 0.6;
    }
    75% { 
      transform: translateX(0px) translateY(40px) rotate(0deg) scale(0.75); 
      z-index: 2;
      opacity: 0.7;
    }
    100% { 
      transform: translateX(-60px) translateY(-40px) rotate(-10deg) scale(0.8); 
      z-index: 1;
      opacity: 0.6;
    }
  }
}

/* Apps Section */
.apps {
  background-color: var(--bg-secondary);
}

.apps__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-xl);
}

.app__card {
  background: var(--bg-primary);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-md);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  border: 1px solid var(--border-color);
}

.app__card--modern {
  background: linear-gradient(135deg, var(--bg-primary) 0%, var(--bg-secondary) 100%);
}

.app__card--modern::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
}

.app__card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-xl);
}

.app__icon-container {
  padding: var(--spacing-lg) var(--spacing-lg) 0;
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacing-md);
}

.app__icon-image {
  width: 80px;
  height: 80px;
  border-radius: var(--border-radius);
  object-fit: cover;
  box-shadow: var(--shadow-md);
}

.app__content {
  padding: 0 var(--spacing-lg) var(--spacing-lg);
}

.app__title {
  font-size: var(--font-size-xl);
  font-weight: 600;
  margin-bottom: var(--spacing-sm);
  color: var(--text-primary);
  text-align: center;
}

.app__description {
  color: var(--text-secondary);
  margin-bottom: var(--spacing-lg);
  line-height: 1.5;
  text-align: center;
  font-size: var(--font-size-sm);
}

.app__features {
  display: flex;
  flex-wrap: wrap;
  gap: var(--spacing-xs);
  margin-bottom: var(--spacing-lg);
  justify-content: center;
}

.app__tag {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  padding: var(--spacing-xs) var(--spacing-sm);
  border-radius: var(--border-radius-sm);
  font-size: var(--font-size-xs);
  font-weight: 500;
}

.app__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--spacing-sm);
  padding: var(--spacing-md);
  background: linear-gradient(135deg, #10B981, #059669);
  color: white;
  text-decoration: none;
  border-radius: var(--border-radius);
  font-weight: 500;
  transition: all var(--transition-base);
  margin: 0 auto;
  width: fit-content;
  box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.app__cta:hover {
  background: linear-gradient(135deg, #059669, #047857);
  transform: translateY(-2px);
  box-shadow: 0 6px 16px rgba(16, 185, 129, 0.4);
}

/* Coming Soon Styles */
.app__card--coming-soon {
  position: relative;
  background: linear-gradient(135deg, var(--gray-100) 0%, var(--gray-200) 100%);
}

[data-theme="dark"] .app__card--coming-soon {
  background: linear-gradient(135deg, var(--gray-800) 0%, var(--gray-700) 100%);
}

.app__coming-soon-icon {
  position: relative;
  width: 80px;
  height: 80px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: var(--font-size-2xl);
  box-shadow: var(--shadow-md);
}

.coming-soon-overlay {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(2px);
  border-radius: var(--border-radius);
  display: flex;
  align-items: center;
  justify-content: center;
}

.coming-soon-text {
  color: white;
  font-size: var(--font-size-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 1px;
}

.app__tag--blurred {
  filter: blur(1px);
  opacity: 0.6;
  background: var(--gray-400);
}

.app__cta--coming-soon {
  background: linear-gradient(135deg, var(--gray-500), var(--gray-600));
  cursor: not-allowed;
  box-shadow: 0 4px 12px rgba(107, 114, 128, 0.3);
}

.app__cta--coming-soon:hover {
  background: linear-gradient(135deg, var(--gray-500), var(--gray-600));
  transform: none;
  box-shadow: 0 4px 12px rgba(107, 114, 128, 0.3);
}

@media (max-width: 980px) {
  .apps__grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-lg);
  }
}

@media (max-width: 768px) {
  .apps__grid {
    grid-template-columns: 1fr;
    gap: var(--spacing-lg);
  }
  
  .app__icon-image {
    width: 60px;
    height: 60px;
  }
  
  .app__coming-soon-icon {
    width: 60px;
    height: 60px;
  }
}

/* About Section */
.about__container {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--spacing-3xl);
  align-items: center;
}

.about__content {
  text-align: left;
}

.about__content .section__title {
  text-align: left;
}

.about__content .about__description {
  text-align: left;
  max-width: none;
  margin: 0 0 var(--spacing-xl);
}

.about__stats {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--spacing-lg);
}

.stat {
  text-align: center;
  padding: var(--spacing-lg);
  border-radius: var(--border-radius);
  background: var(--bg-secondary);
  transition: all var(--transition-base);
}

.stat:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.stat__number {
  display: block;
  font-size: var(--font-size-2xl);
  font-weight: 600;
  color: var(--primary-color);
  margin-bottom: var(--spacing-xs);
}

.stat__label {
  color: var(--text-secondary);
  font-size: var(--font-size-sm);
  font-weight: 500;
}

.about__visual {
  display: flex;
  justify-content: center;
  align-items: center;
}

.about__graphic {
  position: relative;
  width: 250px;
  height: 250px;
}

.graphic__shape {
  position: absolute;
  border-radius: var(--border-radius);
  animation: float 8s ease-in-out infinite;
}

.graphic__shape--1 {
  width: 80px;
  height: 80px;
  background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
  top: 20%;
  left: 10%;
  animation-delay: 0s;
}

.graphic__shape--2 {
  width: 60px;
  height: 60px;
  background: linear-gradient(45deg, var(--accent-color), var(--primary-color));
  top: 60%;
  right: 20%;
  animation-delay: 2s;
}

.graphic__shape--3 {
  width: 100px;
  height: 100px;
  background: linear-gradient(45deg, var(--secondary-color), var(--accent-color));
  bottom: 10%;
  left: 30%;
  animation-delay: 4s;
}

.about__icon {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  font-size: 60px;
  color: var(--primary-color);
  animation: pulse 4s ease-in-out infinite;
}

@media (max-width: 768px) {
  .about__container {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .about__content {
    text-align: center;
  }
  
  .about__content .section__title,
  .about__content .about__description {
    text-align: center;
  }
  
  .about__stats {
    grid-template-columns: 1fr;
  }
}

/* Contact Section */
.contact {
  background-color: var(--bg-secondary);
  padding: var(--spacing-xl) 0;
}

.contact__content {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--spacing-lg);
  align-items: center;
  justify-items: center;
  max-width: 500px;
  margin: 0 auto;
}

.contact__info {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-md);
}

.contact__item {
  display: flex;
  align-items: center;
  gap: var(--spacing-lg);
  padding: var(--spacing-lg);
  background: var(--bg-primary);
  border-radius: var(--border-radius);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.contact__item:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.contact__item i {
  font-size: var(--font-size-2xl);
  color: var(--primary-color);
  width: 40px;
  text-align: center;
}

.contact__item h3 {
  margin-bottom: var(--spacing-xs);
  color: var(--text-primary);
}

.contact__item p {
  color: var(--text-secondary);
  margin: 0;
}

.contact__form {
  background: var(--bg-primary);
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-lg);
  box-shadow: var(--shadow-lg);
  width: 100%;
}

.form__group {
  position: relative;
  margin-bottom: var(--spacing-md);
}

.form__input {
  width: 100%;
  padding: var(--spacing-md) var(--spacing-md);
  border: 2px solid var(--border-color);
  border-radius: var(--border-radius);
  background-color: var(--bg-primary);
  color: var(--text-primary);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
}

.form__input:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

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

.form__label {
  position: absolute;
  top: 50%;
  left: var(--spacing-md);
  transform: translateY(-50%);
  background-color: var(--bg-primary);
  padding: 0 var(--spacing-xs);
  color: var(--text-muted);
  font-size: var(--font-size-base);
  transition: all var(--transition-base);
  pointer-events: none;
}

.form__textarea + .form__label {
  top: var(--spacing-md);
  transform: none;
}

.form__input:focus + .form__label,
.form__input:not(:placeholder-shown) + .form__label {
  top: 0;
  transform: translateY(-50%);
  font-size: var(--font-size-sm);
  color: var(--primary-color);
}

.form__submit {
  width: 100%;
  margin-top: var(--spacing-md);
}

@media (max-width: 768px) {
  .contact {
    padding: var(--spacing-lg) 0;
  }
  
  .contact__content {
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
  }
  
  .contact__form {
    padding: var(--spacing-md);
  }
}

/* Footer */
.footer {
  background-color: var(--gray-900);
  color: var(--gray-300);
  padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer__content {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--spacing-3xl);
  margin-bottom: var(--spacing-xl);
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
  margin-bottom: var(--spacing-lg);
}

.footer__logo img {
  width: 32px;
  height: 32px;
  filter: brightness(0) invert(1);
}

.footer__logo span {
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: white;
}

.footer__description {
  color: var(--gray-400);
  max-width: 300px;
}

.footer__links {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--spacing-xl);
}

.footer__title {
  color: white;
  font-weight: 600;
  margin-bottom: var(--spacing-lg);
}

.footer__list {
  list-style: none;
}

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

.footer__list a {
  color: var(--gray-400);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer__list a:hover {
  color: white;
}

.footer__social {
  display: flex;
  gap: var(--spacing-md);
}

.footer__social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  background-color: var(--gray-800);
  color: var(--gray-400);
  border-radius: var(--border-radius);
  text-decoration: none;
  transition: all var(--transition-base);
}

.footer__social-link:hover {
  background-color: var(--primary-color);
  color: white;
  transform: translateY(-2px);
}

.footer__bottom {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: var(--spacing-lg);
  border-top: 1px solid var(--gray-800);
  color: var(--gray-500);
}

.footer__lang {
  display: flex;
  align-items: center;
  gap: var(--spacing-sm);
}

@media (max-width: 768px) {
  .footer__content {
    grid-template-columns: 1fr;
    gap: var(--spacing-xl);
  }
  
  .footer__links {
    grid-template-columns: 1fr;
  }
  
  .footer__bottom {
    flex-direction: column;
    gap: var(--spacing-md);
    text-align: center;
  }
}

/* Animations */
.fade-in {
  opacity: 0;
  transform: translateY(30px);
  animation: fadeInUp 0.8s ease forwards;
}

.fade-in:nth-child(1) { animation-delay: 0.1s; }
.fade-in:nth-child(2) { animation-delay: 0.2s; }
.fade-in:nth-child(3) { animation-delay: 0.3s; }
.fade-in:nth-child(4) { animation-delay: 0.4s; }

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

/* Scroll reveal animation */
.reveal {
  opacity: 0;
  transform: translateY(50px);
  transition: all 0.8s ease;
}

.reveal.active {
  opacity: 1;
  transform: translateY(0);
}

/* Loading states */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

/* Utility classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-xs { margin-bottom: var(--spacing-xs); }
.mb-sm { margin-bottom: var(--spacing-sm); }
.mb-md { margin-bottom: var(--spacing-md); }
.mb-lg { margin-bottom: var(--spacing-lg); }
.mb-xl { margin-bottom: var(--spacing-xl); }

.mt-xs { margin-top: var(--spacing-xs); }
.mt-sm { margin-top: var(--spacing-sm); }
.mt-md { margin-top: var(--spacing-md); }
.mt-lg { margin-top: var(--spacing-lg); }
.mt-xl { margin-top: var(--spacing-xl); }