/* Modern CSS for StokYonetim Landing Page */

/* CSS Variables */
:root {
    --color-primary: #3b82f6;
    --color-primary-dark: #1d4ed8;
    --color-secondary: #f8fafc;
    --color-text: #1f2937;
    --color-text-light: #6b7280;
    --color-white: #ffffff;
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    --color-blue-50: #eff6ff;
    --color-blue-100: #dbeafe;
    --color-blue-600: #2563eb;
    --color-green-500: #10b981;
    --color-green-50: #ecfdf5;

    --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);

    --border-radius: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;

    --transition: all 0.2s ease-in-out;
    --transition-slow: all 0.3s ease-in-out;
  }

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

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

  body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', sans-serif;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
  }

  .container {
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 1rem;
  }

  @media (min-width: 640px) {
    .container {
      padding: 0 1.5rem;
    }
  }

  @media (min-width: 1024px) {
    .container {
      padding: 0 2rem;
    }
  }

  /* Button Styles */
  .btn-primary {
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
    font-size: 0.875rem;
  }

  .btn-primary:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
  }

  .btn-secondary {
    background: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-blue-100);
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
    font-size: 0.875rem;
  }

  .btn-secondary:hover {
    background: var(--color-blue-50);
    transform: translateY(-2px);
  }

  .btn-gradient {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    color: var(--color-white);
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: var(--border-radius-lg);
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    text-decoration: none;
    font-size: 0.875rem;
  }

  .btn-gradient:hover {
    background: linear-gradient(135deg, var(--color-primary-dark) 0%, #1e40af 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
  }

  .btn-large {
    padding: 1rem 2rem;
    font-size: 1rem;
  }

  .btn-full-width {
    width: 100%;
  }

  .btn-arrow {
    transition: transform 0.2s ease;
  }

  .btn-primary:hover .btn-arrow,
  .btn-gradient:hover .btn-arrow {
    transform: translateX(4px);
  }

  /* Header Styles */
  .header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-blue-100);
    position: sticky;
    top: 0;
    z-index: 1000;
    transition: var(--transition);
  }

  .header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
  }

  .logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }

  .logo-icon {
    width: 2.5rem;
    height: 2.5rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
  }

  .logo-icon span {
    color: var(--color-white);
    font-weight: 700;
    font-size: 1.125rem;
  }

  .logo-text h1 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    margin: 0;
  }

  .logo-text p {
    font-size: 0.75rem;
    color: var(--color-primary);
    margin: 0;
  }

  .nav-desktop {
    display: none;
    align-items: center;
    gap: 2rem;
  }

  .nav-desktop a {
    color: var(--color-gray-700);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
  }

  .nav-desktop a:hover {
    color: var(--color-primary);
  }

  .header-cta {
    display: none;
    align-items: center;
    gap: 1rem;
  }

  .contact-info {
    font-size: 0.875rem;
    color: var(--color-gray-600);
  }

  .mobile-menu-btn {
    display: flex;
    flex-direction: column;
    gap: 4px;
    background: none;
    border: none;
    padding: 0.5rem;
    cursor: pointer;
    border-radius: var(--border-radius);
    transition: var(--transition);
  }

  .mobile-menu-btn:hover {
    background: var(--color-gray-100);
  }

  .hamburger {
    width: 24px;
    height: 2px;
    background: var(--color-text);
    transition: var(--transition);
  }

  .mobile-menu {
    display: none;
    padding: 1.5rem 0;
    border-top: 1px solid var(--color-gray-100);
  }

  .mobile-menu.active {
    display: block;
  }

  .mobile-nav {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  .mobile-nav a {
    color: var(--color-gray-700);
    text-decoration: none;
    font-weight: 500;
    padding: 0.5rem 0;
    transition: var(--transition);
  }

  .mobile-nav a:hover {
    color: var(--color-primary);
  }

  .mobile-contact {
    padding-top: 1rem;
    border-top: 1px solid var(--color-gray-100);
    margin-top: 1rem;
  }

  .contact-item {
    margin-bottom: 1rem;
    font-size: 0.875rem;
    color: var(--color-gray-600);
  }

  @media (min-width: 768px) {
    .nav-desktop {
      display: flex;
    }

    .mobile-menu-btn {
      display: none;
    }
  }

  @media (min-width: 1024px) {
    .header-cta {
      display: flex;
    }
  }

  /* Hero Section */
  .hero {
    min-height: 100vh;
    background: linear-gradient(135deg, var(--color-blue-50) 0%, var(--color-white) 50%, var(--color-blue-50) 100%);
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 5rem 0;
  }

  .hero-bg-elements {
    position: absolute;
    inset: 0;
    pointer-events: none;
  }

  .bg-grid {
    position: absolute;
    inset: 0;
    background-image:
      linear-gradient(rgba(59, 130, 246, 0.1) 1px, transparent 1px),
      linear-gradient(90deg, rgba(59, 130, 246, 0.1) 1px, transparent 1px);
    background-size: 20px 20px;
    opacity: 0.5;
  }

  .floating-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.2;
    animation: float 6s ease-in-out infinite;
  }

  .circle-1 {
    width: 18rem;
    height: 18rem;
    background: var(--color-blue-100);
    top: 5rem;
    right: 5rem;
    animation-delay: 0s;
  }

  .circle-2 {
    width: 18rem;
    height: 18rem;
    background: var(--color-blue-200);
    bottom: 5rem;
    left: 5rem;
    animation-delay: 3s;
  }

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

  .hero-content {
    display: grid;
    gap: 3rem;
    align-items: center;
    position: relative;
    z-index: 10;
  }

  .hero-badge {
    display: inline-flex;
    align-items: center;
    background: var(--color-blue-100);
    color: var(--color-primary-dark);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
  }

  .hero-title {
    font-size: 2.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
  }

  .title-primary {
    color: var(--color-text);
  }

  .title-gradient {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }

  .hero-description {
    font-size: 1.25rem;
    color: var(--color-gray-600);
    line-height: 1.7;
    margin-bottom: 2rem;
    max-width: 600px;
  }

  .hero-features {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 2rem;
  }

  .feature-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
  }

  .feature-check {
    width: 1.5rem;
    height: 1.5rem;
    background: var(--color-blue-100);
    color: var(--color-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.875rem;
    font-weight: 600;
  }

  .feature-item span {
    color: var(--color-gray-700);
    font-weight: 500;
  }

  .hero-buttons {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  .hero-visual {
    position: relative;
  }

  .dashboard-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 1.5rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-2xl);
    transform: rotate(2deg);
    transition: var(--transition-slow);
  }

  .dashboard-card:hover {
    transform: rotate(0deg);
  }

  .dashboard-header {
    display: flex;
    justify-content: between;
    align-items: center;
    margin-bottom: 1rem;
  }

  .dashboard-header h3 {
    font-weight: 600;
    color: var(--color-text);
    font-size: 0.875rem;
  }

  .status-dot {
    width: 0.75rem;
    height: 0.75rem;
    background: var(--color-green-500);
    border-radius: 50%;
    margin-left: auto;
  }

  .dashboard-stats {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-bottom: 1rem;
  }

  .stat-card {
    padding: 0.75rem;
    border-radius: var(--border-radius-lg);
  }

  .stat-blue {
    background: var(--color-blue-50);
  }

  .stat-green {
    background: var(--color-green-50);
  }

  .stat-number {
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
  }

  .stat-blue .stat-number {
    color: var(--color-primary);
  }

  .stat-green .stat-number {
    color: var(--color-green-500);
  }

  .stat-label {
    font-size: 0.75rem;
    color: var(--color-gray-600);
  }

  .progress-section {
    margin-top: 1rem;
  }

  .progress-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
  }

  .percentage {
    color: var(--color-primary);
    font-weight: 600;
  }

  .progress-bar {
    width: 100%;
    height: 0.5rem;
    background: var(--color-gray-200);
    border-radius: 9999px;
    overflow: hidden;
  }

  .progress-fill {
    width: 87%;
    height: 100%;
    background: var(--color-primary);
    transition: width 1s ease-in-out;
  }

  .floating-badge {
    position: absolute;
    background: var(--color-primary);
    color: var(--color-white);
    padding: 0.75rem;
    border-radius: var(--border-radius-xl);
    font-size: 0.875rem;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
  }

  .badge-1 {
    top: -1.5rem;
    right: -1.5rem;
    animation: bounce 2s infinite;
  }

  .badge-2 {
    bottom: -1rem;
    left: -1rem;
    background: var(--color-green-500);
    animation: pulse 2s infinite;
  }

  @keyframes bounce {
    0%, 20%, 53%, 80%, 100% {
      transform: translate3d(0,0,0);
    }
    40%, 43% {
      transform: translate3d(0, -10px, 0);
    }
    70% {
      transform: translate3d(0, -5px, 0);
    }
    90% {
      transform: translate3d(0, -2px, 0);
    }
  }

  @keyframes pulse {
    0%, 100% {
      opacity: 1;
    }
    50% {
      opacity: 0.8;
    }
  }

  .stats-section {
    margin-top: 5rem;
    padding-top: 3rem;
    border-top: 1px solid var(--color-blue-100);
  }

  .stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
    text-align: center;
  }

  .stat-item {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-primary);
  }

  .stat-label {
    font-size: 0.875rem;
    color: var(--color-gray-600);
    font-weight: 500;
  }

  @media (min-width: 640px) {
    .hero-buttons {
      flex-direction: row;
    }

    .stats-grid {
      grid-template-columns: repeat(4, 1fr);
    }
  }

  @media (min-width: 768px) {
    .hero-title {
      font-size: 3rem;
    }
  }

  @media (min-width: 1024px) {
    .hero-content {
      grid-template-columns: 1fr 1fr;
      gap: 4rem;
    }

    .hero-title {
      font-size: 3.5rem;
    }
  }

  @media (min-width: 1280px) {
    .hero-title {
      font-size: 4rem;
    }
  }

  /* Features Section */
  .features {
    padding: 6rem 0;
    background: var(--color-white);
    position: relative;
    overflow: hidden;
  }

  .section-bg-elements {
    position: absolute;
    inset: 0;
    pointer-events: none;
  }

  .bg-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.03) 0%, transparent 100%);
  }

  .circle-3 {
    width: 24rem;
    height: 24rem;
    background: var(--color-blue-100);
    top: 50%;
    left: 25%;
    transform: translateY(-50%);
    filter: blur(80px);
    opacity: 0.2;
  }

  .section-header {
    text-align: center;
    margin-bottom: 4rem;
  }

  .section-badge {
    display: inline-flex;
    align-items: center;
    background: var(--color-blue-100);
    color: var(--color-primary-dark);
    padding: 0.5rem 1rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
  }

  .section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1.5rem;
  }

  .text-gradient {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
  }

  .section-description {
    font-size: 1.25rem;
    color: var(--color-gray-600);
    line-height: 1.7;
    max-width: 768px;
    margin: 0 auto;
  }

  .features-grid {
    display: grid;
    gap: 2rem;
    margin-bottom: 4rem;
  }

  .feature-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 2rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    transition: var(--transition-slow);
    cursor: pointer;
    position: relative;
    overflow: hidden;
  }

  .feature-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.05) 0%, transparent 100%);
    opacity: 0;
    transition: var(--transition-slow);
  }

  .feature-card:hover::before {
    opacity: 1;
  }

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

  .card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
  }

  .feature-icon {
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--border-radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    transition: var(--transition);
  }

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

  .feature-badge {
    background: var(--color-gray-100);
    color: var(--color-primary);
    padding: 0.25rem 0.5rem;
    border-radius: var(--border-radius);
    font-size: 0.75rem;
    font-weight: 600;
    transition: var(--transition);
  }

  .feature-card:hover .feature-badge {
    background: var(--color-blue-100);
  }

  .feature-title {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 1rem;
    transition: var(--transition);
  }

  .feature-card:hover .feature-title {
    color: var(--color-blue-900);
  }

  .feature-description {
    color: var(--color-gray-600);
    line-height: 1.6;
    margin-bottom: 1.5rem;
  }

  .feature-list {
    list-style: none;
    margin-bottom: 1.5rem;
  }

  .feature-list li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    font-size: 0.875rem;
    color: var(--color-gray-700);
  }

  .feature-list li::before {
    content: '';
    width: 0.375rem;
    height: 0.375rem;
    background: var(--color-primary);
    border-radius: 50%;
  }

  .feature-link {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 1px solid var(--color-gray-100);
    color: var(--color-primary);
    font-size: 0.875rem;
    font-weight: 500;
    transition: var(--transition);
  }

  .feature-card:hover .feature-link {
    color: var(--color-primary-dark);
  }

  .arrow {
    transition: transform 0.2s ease;
  }

  .feature-card:hover .arrow {
    transform: translateX(4px);
  }

  .section-cta {
    text-align: center;
  }

  .section-cta p {
    font-size: 1.125rem;
    color: var(--color-gray-600);
    margin-bottom: 1.5rem;
  }

  @media (min-width: 640px) {
    .section-title {
      font-size: 3rem;
    }
  }

  @media (min-width: 768px) {
    .features-grid {
      grid-template-columns: repeat(2, 1fr);
    }

    .section-title {
      font-size: 3.5rem;
    }
  }

  @media (min-width: 1024px) {
    .features-grid {
      grid-template-columns: repeat(3, 1fr);
    }
  }

  /* System Features Section */
  .system-features {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--color-blue-50) 0%, var(--color-white) 100%);
    position: relative;
    overflow: hidden;
  }

  .bg-gradient-right {
    position: absolute;
    top: 0;
    right: 0;
    width: 33.333333%;
    height: 100%;
    background: linear-gradient(270deg, rgba(59, 130, 246, 0.03) 0%, transparent 100%);
  }

  .circle-4 {
    width: 24rem;
    height: 24rem;
    background: var(--color-blue-200);
    bottom: 0;
    left: 0;
    filter: blur(80px);
    opacity: 0.2;
  }

  .system-content {
    display: grid;
    gap: 4rem;
    align-items: center;
  }

  .system-text {
    display: flex;
    flex-direction: column;
    gap: 2rem;
  }

  .system-features-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .system-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1rem;
    border-radius: var(--border-radius-xl);
    transition: var(--transition-slow);
    cursor: pointer;
  }

  .system-feature-item:hover {
    background: rgba(255, 255, 255, 0.6);
  }

  .system-icon {
    width: 3rem;
    height: 3rem;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
    transition: var(--transition);
  }

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

  .system-content-item {
    flex: 1;
  }

  .system-content-item h3 {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.5rem;
    transition: var(--transition);
  }

  .system-feature-item:hover .system-content-item h3 {
    color: var(--color-blue-900);
  }

  .system-content-item p {
    color: var(--color-gray-600);
    line-height: 1.6;
  }

  .feature-arrow {
    color: var(--color-gray-400);
    font-size: 1.25rem;
    transition: var(--transition);
    flex-shrink: 0;
    margin-top: 0.25rem;
  }

  .system-feature-item:hover .feature-arrow {
    color: var(--color-primary);
    transform: translateX(4px);
  }

  .system-visual {
    position: relative;
  }

  .stats-cards {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .stats-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 1.5rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-xl);
    transition: var(--transition-slow);
    text-align: center;
  }

  .stats-card:hover {
    transform: translateY(-8px);
  }

  .card-1 {
    animation-delay: 0s;
  }

  .card-2 {
    animation-delay: 0.1s;
  }

  .card-3 {
    animation-delay: 0.2s;
  }

  .card-4 {
    animation-delay: 0.3s;
  }

  .stats-icon {
    width: 2.5rem;
    height: 2.5rem;
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.25rem;
  }

  .stats-blue {
    background: var(--color-blue-100);
  }

  .stats-green {
    background: var(--color-green-50);
  }

  .stats-purple {
    background: #f3e8ff;
  }

  .stats-orange {
    background: #fff7ed;
  }

  .stats-number {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.5rem;
  }

  .stats-label {
    font-size: 0.875rem;
    color: var(--color-gray-600);
  }

  .floating-new-badge {
    position: absolute;
    top: -1rem;
    right: -1rem;
    width: 5rem;
    height: 5rem;
    background: linear-gradient(135deg, #3b82f6 0%, var(--color-primary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    font-weight: 700;
    font-size: 0.75rem;
    animation: pulse 2s infinite;
  }

  @media (min-width: 1024px) {
    .system-content {
      grid-template-columns: 1fr 1fr;
    }
  }

  /* Contact Section */
  .contact {
    padding: 6rem 0;
    background: linear-gradient(135deg, var(--color-white) 0%, var(--color-blue-50) 100%);
    position: relative;
    overflow: hidden;
  }

  .circle-5 {
    width: 18rem;
    height: 18rem;
    background: var(--color-blue-200);
    top: 25%;
    right: 25%;
    filter: blur(80px);
    opacity: 0.2;
  }

  .contact-content {
    display: grid;
    gap: 3rem;
  }

  .contact-form-container {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 2rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-2xl);
  }

  .form-header {
    margin-bottom: 2rem;
  }

  .form-header h3 {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-text);
    margin-bottom: 0.5rem;
  }

  .form-header p {
    color: var(--color-gray-600);
  }

  .contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .form-row {
    display: grid;
    gap: 1rem;
  }

  .form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }

  .form-group label {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-gray-700);
  }

  .form-group input,
  .form-group textarea,
  .form-group select {
    padding: 0.75rem;
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--color-white);
    font-family: inherit;
  }

  .form-group input:focus,
  .form-group textarea:focus,
  .form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  }

  .form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml;charset=UTF-8,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3e%3cpolyline points='6,9 12,15 18,9'%3e%3c/polyline%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
  }

  .form-group select:hover {
    border-color: var(--color-primary);
  }

  .form-group select option {
    padding: 0.5rem;
    background: var(--color-white);
    color: var(--color-text);
  }

  .form-group select option:hover {
    background: var(--color-blue-50);
  }

  /* Form validation styles */
  .form-group input.error,
  .form-group textarea.error,
  .form-group select.error {
    border-color: #ef4444;
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
  }

  .form-error {
    color: #ef4444;
    font-size: 0.875rem;
    margin-top: 0.25rem;
  }

  .form-success {
    background: var(--color-green-50);
    color: var(--color-green-500);
    padding: 1rem;
    border-radius: var(--border-radius);
    margin-bottom: 1rem;
    border: 1px solid var(--color-green-500);
  }

  .form-loading {
    opacity: 0.7;
    pointer-events: none;
  }

  .contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
  }

  .contact-cards {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }

  .contact-card {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    padding: 1.5rem;
    border-radius: var(--border-radius-xl);
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    transition: var(--transition-slow);
    cursor: pointer;
  }

  .contact-card:hover {
    box-shadow: var(--shadow-xl);
  }

  .contact-icon {
    width: 3rem;
    height: 3rem;
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    flex-shrink: 0;
    transition: var(--transition);
  }

  .contact-phone {
    background: var(--color-blue-100);
  }

  .contact-email {
    background: var(--color-green-50);
  }

  .contact-location {
    background: #f3e8ff;
  }

  .contact-card:hover .contact-icon {
    transform: scale(1.05);
  }

  .contact-details h4 {
    font-weight: 600;
    color: var(--color-text);
    margin-bottom: 0.25rem;
  }

  .contact-value {
    font-weight: 500;
    margin-bottom: 0.25rem;
  }

  .contact-phone .contact-value {
    color: var(--color-primary);
  }

  .contact-email .contact-value {
    color: var(--color-green-500);
  }

  .contact-location .contact-value {
    color: #8b5cf6;
  }

  .contact-note {
    font-size: 0.875rem;
    color: var(--color-gray-600);
  }

  .quick-actions {
    background: linear-gradient(135deg, var(--color-blue-50) 0%, var(--color-blue-100) 100%);
    padding: 1.5rem;
    border-radius: var(--border-radius-xl);
  }

  .quick-actions-header {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1rem;
  }

  .quick-icon {
    font-size: 1.25rem;
  }

  .quick-actions h4 {
    font-weight: 600;
    color: var(--color-text);
  }

  .quick-actions p {
    color: var(--color-gray-600);
    margin-bottom: 1rem;
    line-height: 1.6;
  }

  .quick-buttons {
    display: flex;
    gap: 0.75rem;
  }

  .quick-buttons .btn-primary,
  .quick-buttons .btn-secondary {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
  }

  @media (min-width: 640px) {
    .form-row {
      grid-template-columns: 1fr 1fr;
    }
  }

  @media (min-width: 1024px) {
    .contact-content {
      grid-template-columns: 1fr 1fr;
    }
  }

  /* Footer */
  .footer {
    background: linear-gradient(135deg, var(--color-gray-900) 0%, var(--color-gray-800) 100%);
    color: var(--color-white);
    position: relative;
    overflow: hidden;
  }

  .footer-bg-elements {
    position: absolute;
    inset: 0;
    pointer-events: none;
  }

  .footer-gradient {
    position: absolute;
    top: 0;
    right: 0;
    width: 33.333333%;
    height: 100%;
    background: linear-gradient(270deg, rgba(29, 78, 216, 0.2) 0%, transparent 100%);
  }

  .footer-content {
    display: grid;
    gap: 2rem;
    padding: 4rem 0;
  }

  .footer-section h4 {
    font-size: 1.125rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    color: var(--color-white);
  }

  .footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 1.5rem;
  }

  .footer-logo .logo-icon {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-primary-dark) 100%);
  }

  .footer-logo .logo-text h3 {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-white);
    margin: 0;
  }

  .footer-logo .logo-text p {
    font-size: 0.875rem;
    color: var(--color-gray-400);
    margin: 0;
  }

  .footer-description {
    color: #d1d5db;
    line-height: 1.6;
    margin-bottom: 1.5rem;
  }

  .social-links {
    display: flex;
    gap: 1rem;
  }

  .social-link {
    width: 2.5rem;
    height: 2.5rem;
    background: var(--color-gray-700);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    text-decoration: none;
    font-size: 1.25rem;
    transition: var(--transition);
  }

  .social-link:hover {
    background: var(--color-primary);
  }

  .footer-nav {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
  }

  .footer-nav a {
    color: #d1d5db;
    text-decoration: none;
    transition: var(--transition);
  }

  .footer-nav a:hover {
    color: #93c5fd;
  }

  .footer-contact {
    display: flex;
    flex-direction: column;
    gap: 1rem;
  }

  .footer-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
  }

  .footer-contact-item .contact-icon {
    font-size: 1.25rem;
    color: #93c5fd;
    margin-top: 0.25rem;
    flex-shrink: 0;
  }

  .footer-contact-item p {
    color: #d1d5db;
    margin: 0;
  }

  .footer-contact-item small {
    color: var(--color-gray-400);
    font-size: 0.875rem;
  }

  .footer-bottom {
    padding: 2rem 0;
    border-top: 1px solid var(--color-gray-700);
  }

  .footer-bottom-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }

  .footer-copyright {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }

  .footer-copyright p {
    color: var(--color-gray-400);
    font-size: 0.875rem;
    text-align: center;
  }

  .footer-links {
    display: flex;
    gap: 1.5rem;
    font-size: 0.875rem;
  }

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

  .footer-links a:hover {
    color: #93c5fd;
  }

  .back-to-top {
    width: 2.5rem;
    height: 2.5rem;
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius-lg);
    cursor: pointer;
    font-size: 1.25rem;
    transition: var(--transition);
  }

  .back-to-top:hover {
    background: var(--color-primary-dark);
    transform: translateY(-2px);
  }

  @media (min-width: 768px) {
    .footer-content {
      grid-template-columns: repeat(2, 1fr);
    }

    .footer-bottom-content {
      flex-direction: row;
      justify-content: space-between;
    }

    .footer-copyright {
      flex-direction: row;
      align-items: center;
    }
  }

  @media (min-width: 1024px) {
    .footer-content {
      grid-template-columns: repeat(4, 1fr);
    }
  }

  /* Responsive Design */
  @media (max-width: 640px) {
    .hero-title {
      font-size: 2rem;
    }

    .section-title {
      font-size: 2rem;
    }

    .hero-description {
      font-size: 1.125rem;
    }

    .section-description {
      font-size: 1.125rem;
    }
  }

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

  /* High contrast mode */
  @media (prefers-contrast: high) {
    .hero {
      background: var(--color-white);
    }

    .text-gradient {
      color: var(--color-text);
      background: none;
      -webkit-text-fill-color: initial;
    }
  }

  /* Print styles */
  @media print {
    * {
      background: transparent !important;
      color: black !important;
      box-shadow: none !important;
      text-shadow: none !important;
    }

    .header,
    .footer,
    .floating-badge,
    .floating-circle {
      display: none !important;
    }
  }

  /* Security Question Styles */
  .security-question {
    background: var(--color-blue-50);
    padding: 1rem;
    border-radius: var(--border-radius);
    border: 1px solid var(--color-blue-100);
  }

  .security-question-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 0.75rem;
  }

  .security-question-header p {
    font-weight: 600;
    color: var(--color-text);
    font-size: 1.125rem;
    margin: 0;
  }

  .refresh-question {
    background: var(--color-primary);
    color: var(--color-white);
    border: none;
    border-radius: var(--border-radius);
    padding: 0.5rem;
    cursor: pointer;
    font-size: 1rem;
    transition: var(--transition);
    display: flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
  }

  .refresh-question:hover {
    background: var(--color-primary-dark);
    transform: rotate(180deg);
  }

  .security-question input[type="number"] {
    width: 100%;
    padding: 0.75rem;
    border: 2px solid var(--color-gray-200);
    border-radius: var(--border-radius);
    font-size: 1rem;
    transition: var(--transition);
    background: var(--color-white);
    font-family: inherit;
  }

  .security-question input[type="number"]:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
  }

  .security-question input[type="number"]:invalid {
    border-color: #ef4444;
  }

  .security-question input[type="number"]:valid {
    border-color: var(--color-green-500);
  }