/* ========================================
   XM Game Day - Network & Security Tools
   Mobile-First Responsive CSS Framework
   ======================================== */

/* === CSS Variables === */
:root {
  --primary-color: #4f46e5;
  --primary-dark: #3730a3;
  --primary-light: #818cf8;
  --secondary-color: #0ea5e9;
  --secondary-dark: #0284c7;
  --accent-color: #f59e0b;
  --accent-light: #fbbf24;
  --success-color: #10b981;
  --warning-color: #f97316;
  --error-color: #ef4444;
  --text-primary: #0f172a;
  --text-secondary: #475569;
  --text-light: #94a3b8;
  --bg-primary: #ffffff;
  --bg-secondary: #f8fafc;
  --bg-tertiary: #f1f5f9;
  --bg-dark: #1e293b;
  --border-color: #e2e8f0;
  --border-light: #f1f5f9;
  --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 -2px rgba(0, 0, 0, 0.1);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;
  --radius-2xl: 1.5rem;
  --container-max: 1280px;
  --header-height: 64px;
  --transition-fast: 150ms ease;
  --transition-normal: 250ms ease;
  --transition-slow: 350ms ease;
}

/* === Reset & Base === */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
  color: var(--text-primary);
  background-color: var(--bg-secondary);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* === Container === */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin: 0 auto;
  padding: 0 1rem;
}

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

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

/* === Header === */
.site-header {
  position: sticky;
  top: 0;
  z-index: 1000;
  background: rgba(255, 255, 255, 0.95);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border-color);
  box-shadow: var(--shadow-sm);
  transition: box-shadow var(--transition-normal);
}

.site-header.scrolled {
  box-shadow: var(--shadow-md);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  text-decoration: none;
  color: var(--text-primary);
  font-weight: 700;
  font-size: 1.25rem;
  transition: transform var(--transition-fast);
}

.logo:hover {
  transform: scale(1.02);
}

.logo-icon {
  width: 40px;
  height: 40px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  font-size: 1.1rem;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.3);
}

/* === Navigation === */
.nav-desktop {
  display: none;
}

@media (min-width: 1024px) {
  .nav-desktop {
    display: flex;
    gap: 1.5rem;
    align-items: center;
  }
}

.nav-link {
  color: var(--text-secondary);
  text-decoration: none;
  font-weight: 500;
  transition: color var(--transition-fast);
  font-size: 0.9rem;
  position: relative;
  padding: 0.25rem 0;
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  width: 0;
  height: 2px;
  background: var(--primary-color);
  transition: width var(--transition-normal);
}

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

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

/* === Mobile Menu Toggle === */
.mobile-menu-toggle {
  display: flex;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.5rem;
  z-index: 1001;
}

@media (min-width: 1024px) {
  .mobile-menu-toggle {
    display: none;
  }
}

.menu-bar {
  width: 24px;
  height: 2px;
  background: var(--text-primary);
  transition: all var(--transition-normal);
  border-radius: 2px;
}

/* === Mobile Menu === */
.mobile-menu {
  position: fixed;
  top: var(--header-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--bg-primary);
  z-index: 999;
  padding: 2rem 1.5rem;
  transform: translateX(100%);
  transition: transform var(--transition-slow);
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
}

.mobile-menu.active {
  transform: translateX(0);
}

.mobile-nav-link {
  display: block;
  padding: 1rem 0;
  color: var(--text-primary);
  text-decoration: none;
  font-size: 1.125rem;
  font-weight: 500;
  border-bottom: 1px solid var(--border-light);
  transition: color var(--transition-fast);
}

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

/* === Footer === */
.site-footer {
  background: var(--bg-dark);
  color: #cbd5e1;
  padding: 4rem 0 2rem;
  margin-top: 4rem;
}

.footer-grid {
  display: grid;
  gap: 2.5rem;
  margin-bottom: 3rem;
}

@media (min-width: 640px) {
  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.footer-section h3 {
  font-size: 1rem;
  font-weight: 600;
  margin-bottom: 1.25rem;
  color: white;
  position: relative;
  padding-bottom: 0.75rem;
}

.footer-section h3::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 40px;
  height: 2px;
  background: var(--primary-color);
}

.footer-link {
  display: block;
  color: #94a3b8;
  text-decoration: none;
  padding: 0.375rem 0;
  font-size: 0.875rem;
  transition: all var(--transition-fast);
}

.footer-link:hover {
  color: white;
  padding-left: 0.5rem;
}

.footer-bottom {
  border-top: 1px solid #334155;
  padding-top: 2rem;
  text-align: center;
  color: #64748b;
  font-size: 0.875rem;
}

.footer-bottom a {
  color: var(--primary-light);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-bottom a:hover {
  color: white;
}

/* === Tool Card === */
.tools-grid {
  display: grid;
  gap: 1.5rem;
  margin: 2rem 0;
}

@media (min-width: 640px) {
  .tools-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.tool-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 1.75rem;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  text-decoration: none;
  color: inherit;
  display: block;
  position: relative;
  overflow: hidden;
}

.tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color), var(--primary-color));
  background-size: 200% 100%;
  transform: scaleX(0);
  transition: transform 0.4s ease;
  animation: shimmer 3s infinite;
}

@keyframes shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

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

.tool-card:hover {
  box-shadow: 0 20px 40px -12px rgba(79, 70, 229, 0.25);
  transform: translateY(-8px) scale(1.02);
  border-color: var(--primary-light);
}

.tool-icon {
  width: 56px;
  height: 56px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.75rem;
  margin-bottom: 1.25rem;
  box-shadow: 0 8px 20px rgba(79, 70, 229, 0.3);
  transition: transform 0.3s ease;
}

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

.tool-card h3 {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  font-weight: 600;
}

.tool-card p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
}

/* === Blog Grid (3x3) === */
.blog-grid {
  display: grid;
  gap: 1.5rem;
  margin: 2rem 0;
}

@media (min-width: 640px) {
  .blog-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

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

.blog-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-normal);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

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

.blog-card-image {
  width: 100%;
  height: 180px;
  object-fit: cover;
  background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
  position: relative;
}

.blog-card-image::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 40px;
  background: linear-gradient(to top, rgba(0,0,0,0.3), transparent);
}

.blog-card-content {
  padding: 1.5rem;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.blog-card h3 {
  font-size: 1rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  line-height: 1.4;
  font-weight: 600;
}

.blog-card p {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
  flex: 1;
}

.blog-card-meta {
  margin-top: 1rem;
  color: var(--text-light);
  font-size: 0.75rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.blog-card-category {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  background: var(--bg-tertiary);
  border-radius: 999px;
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--primary-color);
}

/* === Pagination === */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.5rem;
  margin: 3rem 0;
  flex-wrap: wrap;
}

.page-link {
  min-width: 40px;
  height: 40px;
  padding: 0 0.75rem;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-primary);
  color: var(--text-primary);
  text-decoration: none;
  font-weight: 500;
  transition: all var(--transition-fast);
}

.page-link:hover,
.page-link.active {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.3);
}

/* === Tool Container === */
.tool-container {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  margin: 2rem 0;
  box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
  .tool-container {
    padding: 2.5rem;
  }
}

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

.tool-header h1 {
  font-size: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

@media (min-width: 768px) {
  .tool-header h1 {
    font-size: 2rem;
  }
}

.tool-header p {
  color: var(--text-secondary);
  line-height: 1.6;
}

/* === Form Elements === */
.form-group {
  margin-bottom: 1.5rem;
}

.form-label {
  display: block;
  font-weight: 500;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
  font-size: 0.875rem;
}

.form-input,
.form-textarea,
.form-select {
  width: 100%;
  padding: 0.875rem 1rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  font-size: 1rem;
  transition: all var(--transition-fast);
  background: var(--bg-primary);
  color: var(--text-primary);
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
  outline: none;
  border-color: var(--primary-color);
  box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.1);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 1.75rem;
  border: none;
  border-radius: var(--radius-md);
  font-size: 1rem;
  font-weight: 500;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
  position: relative;
  overflow: hidden;
}

.btn::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 0;
  height: 0;
  background: rgba(255, 255, 255, 0.2);
  border-radius: 50%;
  transition: all 0.5s ease;
  transform: translate(-50%, -50%);
}

.btn:active::after {
  width: 300px;
  height: 300px;
}

.btn-primary {
  background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
  color: white;
  box-shadow: 0 2px 8px rgba(79, 70, 229, 0.3);
}

.btn-primary:hover {
  box-shadow: 0 4px 12px rgba(79, 70, 229, 0.4);
  transform: translateY(-2px);
}

.btn-secondary {
  background: var(--bg-tertiary);
  color: var(--text-primary);
}

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

.btn-block {
  width: 100%;
}

/* === Result Container === */
.result-container {
  background: var(--bg-tertiary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  margin-top: 1.5rem;
  display: none;
}

.result-container.active {
  display: block;
  animation: fadeIn 0.3s ease;
}

.result-item {
  padding: 0.875rem 0;
  border-bottom: 1px solid var(--border-color);
}

.result-item:last-child {
  border-bottom: none;
}

.result-label {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.875rem;
  margin-bottom: 0.25rem;
}

.result-value {
  color: var(--text-secondary);
  font-size: 0.875rem;
  word-break: break-all;
}

/* === Tutorial Section === */
.tutorial-section {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  margin: 2rem 0;
  box-shadow: var(--shadow-sm);
}

@media (min-width: 768px) {
  .tutorial-section {
    padding: 2.5rem;
  }
}

.tutorial-section h2 {
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
  position: relative;
  padding-bottom: 0.75rem;
}

.tutorial-section h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  border-radius: 2px;
}

.tutorial-section h3 {
  font-size: 1.125rem;
  margin: 1.75rem 0 0.875rem;
  color: var(--text-primary);
  font-weight: 600;
}

.tutorial-section p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.tutorial-section ul,
.tutorial-section ol {
  margin: 1rem 0 1rem 1.5rem;
  color: var(--text-secondary);
}

.tutorial-section li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

/* === FAQ Section === */
.faq-section {
  margin: 2rem 0;
}

.faq-section h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  position: relative;
  padding-bottom: 0.75rem;
}

.faq-section h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  border-radius: 2px;
}

.faq-item {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.faq-item:hover {
  border-color: var(--primary-light);
}

.faq-question {
  padding: 1.25rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-weight: 500;
  color: var(--text-primary);
  transition: background var(--transition-fast);
}

.faq-question:hover {
  background: var(--bg-secondary);
}

.faq-answer {
  padding: 0 1.25rem;
  max-height: 0;
  overflow: hidden;
  transition: all var(--transition-normal);
  color: var(--text-secondary);
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  padding: 0 1.25rem 1.25rem;
  max-height: 500px;
}

.faq-icon {
  transition: transform var(--transition-normal);
  color: var(--text-light);
  flex-shrink: 0;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
}

/* === Comments Section === */
.comments-section {
  margin: 2rem 0;
}

.comments-section h2 {
  font-size: 1.5rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
  position: relative;
  padding-bottom: 0.75rem;
}

.comments-section h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  border-radius: 2px;
}

.comment {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  margin-bottom: 1rem;
  transition: all var(--transition-normal);
}

.comment:hover {
  box-shadow: var(--shadow-md);
}

.comment-header {
  display: flex;
  align-items: center;
  gap: 0.875rem;
  margin-bottom: 0.875rem;
}

.comment-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-weight: bold;
  font-size: 1rem;
  flex-shrink: 0;
}

.comment-meta h4 {
  font-size: 0.875rem;
  color: var(--text-primary);
  margin-bottom: 0.125rem;
  font-weight: 600;
}

.comment-meta span {
  font-size: 0.75rem;
  color: var(--text-light);
}

.comment-body {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.875rem;
}

.comment-rating {
  display: flex;
  gap: 0.125rem;
  margin-top: 0.875rem;
  color: var(--accent-color);
  font-size: 1rem;
}

/* === Cookie Banner === */
.cookie-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  background: var(--bg-primary);
  border-top: 1px solid var(--border-color);
  box-shadow: var(--shadow-xl);
  padding: 1.25rem;
  z-index: 9999;
  display: none;
  animation: slideUp 0.3s ease;
}

.cookie-banner.active {
  display: block;
}

.cookie-banner-content {
  max-width: var(--container-max);
  margin: 0 auto;
}

.cookie-banner-text {
  color: var(--text-secondary);
  font-size: 0.875rem;
  line-height: 1.6;
  margin-bottom: 1rem;
}

.cookie-banner-text a {
  color: var(--primary-color);
  text-decoration: underline;
}

.cookie-banner-actions {
  display: flex;
  gap: 0.75rem;
  flex-wrap: wrap;
}

@media (min-width: 640px) {
  .cookie-banner-actions {
    justify-content: flex-end;
  }
}

/* === Social Share === */
.social-share {
  display: flex;
  gap: 0.75rem;
  margin: 2rem 0;
  flex-wrap: wrap;
}

.share-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 500;
  font-size: 0.875rem;
  transition: all var(--transition-fast);
}

.share-btn-facebook {
  background: #1877f2;
  color: white;
}

.share-btn-facebook:hover {
  background: #166fe5;
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(24, 119, 242, 0.3);
}

/* === Page Header === */
.page-header {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: white;
  padding: 3rem 0;
  margin-bottom: 3rem;
  position: relative;
  overflow: hidden;
}

.page-header::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 400px;
  height: 400px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
}

.page-header::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 300px;
  height: 300px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
}

.page-header h1 {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

@media (min-width: 768px) {
  .page-header h1 {
    font-size: 2.5rem;
  }
}

.page-header p {
  font-size: 1rem;
  opacity: 0.95;
  position: relative;
  z-index: 1;
}

@media (min-width: 768px) {
  .page-header p {
    font-size: 1.125rem;
  }
}

/* === Section Spacing === */
.section {
  margin: 3rem 0;
}

.section-header {
  text-align: center;
  max-width: 700px;
  margin: 0 auto 2.5rem;
}

.section-tag {
  display: inline-block;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  color: white;
  padding: 0.35rem 1rem;
  border-radius: 2rem;
  font-size: 0.8rem;
  font-weight: 600;
  margin-bottom: 1rem;
  letter-spacing: 0.5px;
}

.section-title {
  font-size: 1.75rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
  line-height: 1.2;
}

.section-subtitle {
  color: var(--text-secondary);
  font-size: 1.05rem;
  line-height: 1.6;
}

@media (min-width: 768px) {
  .section-title {
    font-size: 2.25rem;
  }
}

/* === Hero Section === */
.hero-section {
  background: linear-gradient(135deg, #1e1b4b 0%, #312e81 30%, #4338ca 60%, #6366f1 100%);
  color: white;
  padding: 4rem 0 5rem;
  position: relative;
  overflow: hidden;
}

.hero-section .container {
  display: grid;
  grid-template-columns: 1fr;
  gap: 3rem;
  align-items: center;
  position: relative;
  z-index: 2;
}

@media (min-width: 1024px) {
  .hero-section .container {
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
  }
}

.hero-badge {
  display: inline-block;
  background: rgba(255, 255, 255, 0.15);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  padding: 0.5rem 1.25rem;
  border-radius: 2rem;
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 1.5rem;
}

.hero-section h1 {
  font-size: 2.25rem;
  line-height: 1.15;
  margin-bottom: 1.25rem;
  font-weight: 800;
}

@media (min-width: 768px) {
  .hero-section h1 {
    font-size: 3.25rem;
  }
}

@media (min-width: 1024px) {
  .hero-section h1 {
    font-size: 3.75rem;
  }
}

.gradient-text {
  background: linear-gradient(135deg, #a5b4fc, #818cf8, #c084fc);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-description {
  font-size: 1.05rem;
  line-height: 1.7;
  opacity: 0.9;
  margin-bottom: 2rem;
  max-width: 540px;
}

@media (min-width: 768px) {
  .hero-description {
    font-size: 1.15rem;
  }
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.5rem;
}

.btn-hero {
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 0.75rem;
  transition: all 0.3s ease;
}

.btn-hero.btn-primary {
  background: white;
  color: var(--primary-color);
  box-shadow: 0 4px 15px rgba(255, 255, 255, 0.3);
}

.btn-hero.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(255, 255, 255, 0.4);
}

.btn-hero.btn-secondary {
  background: rgba(255, 255, 255, 0.1);
  color: white;
  border: 1px solid rgba(255, 255, 255, 0.3);
}

.btn-hero.btn-secondary:hover {
  background: rgba(255, 255, 255, 0.2);
  transform: translateY(-2px);
}

.hero-stats {
  display: flex;
  gap: 2rem;
  flex-wrap: wrap;
}

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

.stat-number {
  font-size: 1.75rem;
  font-weight: 800;
  color: white;
}

.stat-label {
  font-size: 0.85rem;
  opacity: 0.7;
}

/* Hero Visual */
.hero-visual {
  display: none;
  position: relative;
}

@media (min-width: 1024px) {
  .hero-visual {
    display: block;
  }
}

.hero-illustration {
  position: relative;
  height: 400px;
}

.floating-card {
  position: absolute;
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 1rem;
  padding: 1.25rem;
  animation: float 6s ease-in-out infinite;
}

.floating-card.card-1 {
  top: 10%;
  left: 10%;
  animation-delay: 0s;
}

.floating-card.card-2 {
  top: 40%;
  right: 5%;
  animation-delay: 2s;
}

.floating-card.card-3 {
  bottom: 10%;
  left: 20%;
  animation-delay: 4s;
}

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

.card-icon {
  font-size: 2rem;
  margin-bottom: 0.5rem;
}

.card-text {
  font-weight: 600;
  font-size: 0.95rem;
}

.card-subtext {
  font-size: 0.8rem;
  opacity: 0.7;
  margin-top: 0.25rem;
}

/* Hero Background Shapes */
.hero-bg-shapes {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  overflow: hidden;
  pointer-events: none;
}

.shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.1;
}

.shape-1 {
  width: 400px;
  height: 400px;
  background: #818cf8;
  top: -100px;
  right: -100px;
}

.shape-2 {
  width: 300px;
  height: 300px;
  background: #c084fc;
  bottom: -50px;
  left: -50px;
}

.shape-3 {
  width: 200px;
  height: 200px;
  background: #60a5fa;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

/* === Trusted Section === */
.trusted-section {
  background: var(--bg-tertiary);
  padding: 2rem 0;
  text-align: center;
}

.trusted-text {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 1rem;
}

.trusted-logos {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.75rem;
}

.trusted-badge {
  background: white;
  color: var(--text-secondary);
  padding: 0.5rem 1.25rem;
  border-radius: 2rem;
  font-size: 0.85rem;
  font-weight: 500;
  box-shadow: var(--shadow-sm);
}

/* === Featured Tools Grid === */
.tools-grid-featured {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

@media (min-width: 768px) {
  .tools-grid-featured {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }
}

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

.tool-card-large {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 1.5rem;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-md);
  transition: all 0.3s ease;
  text-decoration: none;
  color: inherit;
  border: 1px solid var(--border-color);
}

.tool-card-large:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--primary-light);
}

.tool-card-content {
  display: flex;
  gap: 1rem;
  flex: 1;
}

.tool-icon-wrapper {
  width: 48px;
  height: 48px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  flex-shrink: 0;
}

.icon-blue { background: linear-gradient(135deg, #dbeafe, #bfdbfe); }
.icon-purple { background: linear-gradient(135deg, #ede9fe, #ddd6fe); }
.icon-green { background: linear-gradient(135deg, #d1fae5, #a7f3d0); }
.icon-orange { background: linear-gradient(135deg, #fed7aa, #fdba74); }
.icon-red { background: linear-gradient(135deg, #fecaca, #fca5a5); }

.tool-card-text h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.tool-card-text p {
  font-size: 0.9rem;
  color: var(--text-secondary);
  line-height: 1.5;
  margin-bottom: 0.75rem;
}

.tool-tag {
  display: inline-block;
  background: var(--bg-tertiary);
  color: var(--primary-color);
  padding: 0.25rem 0.75rem;
  border-radius: 1rem;
  font-size: 0.75rem;
  font-weight: 600;
}

.tool-card-arrow {
  font-size: 1.25rem;
  color: var(--primary-color);
  opacity: 0;
  transform: translateX(-10px);
  transition: all 0.3s ease;
}

.tool-card-large:hover .tool-card-arrow {
  opacity: 1;
  transform: translateX(0);
}

@media (max-width: 767px) {
  .tool-card-arrow {
    display: none;
  }
}

/* === Use Cases Section === */
.use-cases-section {
  background: var(--bg-tertiary);
  padding: 3rem 0;
  margin: 4rem 0;
  border-radius: var(--radius-2xl);
}

.use-cases-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

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

.use-case-card {
  background: white;
  padding: 1.75rem;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.use-case-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.use-case-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.use-case-card h3 {
  font-size: 1.15rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.use-case-card p {
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 0.95rem;
}

/* === Features Section === */
.features-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .features-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  text-align: center;
  padding: 2rem 1.5rem;
  background: white;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-sm);
  transition: all 0.3s ease;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.feature-icon {
  font-size: 2.5rem;
  margin-bottom: 1rem;
}

.feature-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.feature-card p {
  color: var(--text-secondary);
  line-height: 1.6;
  font-size: 0.9rem;
}

/* === Testimonials Section === */
.testimonials-section {
  background: linear-gradient(135deg, #1e1b4b, #312e81);
  padding: 3rem 0;
  margin: 4rem 0;
  border-radius: var(--radius-2xl);
  color: white;
}

.testimonials-section .section-tag {
  background: rgba(255, 255, 255, 0.2);
}

.testimonials-section .section-title {
  color: white;
}

.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

@media (min-width: 768px) {
  .testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.testimonial-card {
  background: rgba(255, 255, 255, 0.1);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.15);
  padding: 1.75rem;
  border-radius: var(--radius-lg);
}

.testimonial-rating {
  color: #fbbf24;
  font-size: 1.1rem;
  margin-bottom: 1rem;
}

.testimonial-text {
  font-size: 0.95rem;
  line-height: 1.7;
  margin-bottom: 1.5rem;
  opacity: 0.95;
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.author-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, #818cf8, #c084fc);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 600;
  font-size: 0.85rem;
}

.author-info {
  display: flex;
  flex-direction: column;
}

.author-info strong {
  font-size: 0.9rem;
}

.author-info span {
  font-size: 0.8rem;
  opacity: 0.7;
}

/* === CTA Section === */
.cta-section {
  padding: 3rem 0;
}

.cta-container {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: var(--radius-2xl);
  padding: 3rem 2rem;
  text-align: center;
  color: white;
}

.cta-container h2 {
  font-size: 1.75rem;
  margin-bottom: 0.75rem;
}

@media (min-width: 768px) {
  .cta-container h2 {
    font-size: 2.25rem;
  }
}

.cta-container p {
  font-size: 1.05rem;
  opacity: 0.9;
  margin-bottom: 2rem;
  max-width: 500px;
  margin-left: auto;
  margin-right: auto;
}

.cta-actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem;
}

.btn-cta {
  padding: 0.875rem 2rem;
  font-size: 1rem;
  font-weight: 600;
  border-radius: 0.75rem;
  transition: all 0.3s ease;
}

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

.btn-cta.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.btn-cta.btn-outline {
  background: transparent;
  color: white;
  border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-cta.btn-outline:hover {
  background: rgba(255, 255, 255, 0.1);
  border-color: white;
  transform: translateY(-2px);
}

/* === Section Spacing === */

/* === Table Styles === */
.data-table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.875rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.data-table th,
.data-table td {
  padding: 0.875rem 1rem;
  text-align: left;
  border: 1px solid var(--border-color);
}

.data-table th {
  background: var(--bg-tertiary);
  font-weight: 600;
  color: var(--text-primary);
}

.data-table td {
  color: var(--text-secondary);
}

.data-table tr:hover {
  background: var(--bg-secondary);
}

/* === Password Strength Indicator === */
.strength-meter {
  height: 8px;
  background: var(--bg-tertiary);
  border-radius: var(--radius-sm);
  overflow: hidden;
  margin-top: 0.75rem;
}

.strength-meter-fill {
  height: 100%;
  transition: all var(--transition-normal);
  border-radius: var(--radius-sm);
}

.strength-weak {
  background: var(--error-color);
  width: 25%;
}

.strength-fair {
  background: var(--accent-color);
  width: 50%;
}

.strength-good {
  background: var(--success-color);
  width: 75%;
}

.strength-strong {
  background: #059669;
  width: 100%;
}

/* === Loading Spinner === */
.spinner {
  display: inline-block;
  width: 20px;
  height: 20px;
  border: 2px solid var(--border-color);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 0.6s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* === Back to Top Button === */
.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  background: var(--primary-color);
  color: white;
  border: none;
  border-radius: 50%;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  transition: all var(--transition-normal);
  opacity: 0;
  visibility: hidden;
  z-index: 998;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
}

.back-to-top:hover {
  background: var(--primary-dark);
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
}

/* === Breadcrumb === */
.breadcrumb {
  padding: 1rem 0;
  font-size: 0.875rem;
  color: var(--text-light);
}

.breadcrumb a {
  color: var(--primary-color);
  text-decoration: none;
}

.breadcrumb a:hover {
  text-decoration: underline;
}

.breadcrumb span {
  margin: 0 0.5rem;
}

/* === Badge === */
.badge {
  display: inline-block;
  padding: 0.25rem 0.75rem;
  border-radius: 999px;
  font-size: 0.75rem;
  font-weight: 500;
}

.badge-primary {
  background: rgba(79, 70, 229, 0.1);
  color: var(--primary-color);
}

.badge-success {
  background: rgba(16, 185, 129, 0.1);
  color: var(--success-color);
}

.badge-warning {
  background: rgba(245, 158, 11, 0.1);
  color: var(--accent-color);
}

/* === Contact Page === */
.contact-info {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2rem;
  text-align: center;
  box-shadow: var(--shadow-sm);
}

.contact-email {
  font-size: 1.25rem;
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 600;
  transition: color var(--transition-fast);
}

.contact-email:hover {
  color: var(--primary-dark);
  text-decoration: underline;
}

/* === Alert Messages === */
.alert {
  padding: 1rem 1.25rem;
  border-radius: var(--radius-md);
  margin: 1rem 0;
  font-size: 0.875rem;
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
}

.alert::before {
  content: '';
  flex-shrink: 0;
  width: 20px;
  height: 20px;
  background-size: contain;
  background-repeat: no-repeat;
}

.alert-info {
  background: #eff6ff;
  border: 1px solid #bfdbfe;
  color: #1e40af;
}

.alert-success {
  background: #ecfdf5;
  border: 1px solid #a7f3d0;
  color: #065f46;
}

.alert-warning {
  background: #fffbeb;
  border: 1px solid #fde68a;
  color: #92400e;
}

.alert-error {
  background: #fef2f2;
  border: 1px solid #fecaca;
  color: #991b1b;
}

/* === Animations === */
@keyframes fadeIn {
  from { opacity: 0; }
  to { opacity: 1; }
}

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

@keyframes slideUp {
  from {
    transform: translateY(100%);
  }
  to {
    transform: translateY(0);
  }
}

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

/* === Utility Classes === */
.text-center {
  text-align: center;
}

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

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }

.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

.hidden {
  display: none;
}

/* === Hero Section === */
.hero-section {
  background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
  color: white;
  padding: 4rem 0;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero-section::before {
  content: '';
  position: absolute;
  top: -50%;
  right: -10%;
  width: 500px;
  height: 500px;
  background: rgba(255, 255, 255, 0.1);
  border-radius: 50%;
}

.hero-section::after {
  content: '';
  position: absolute;
  bottom: -30%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 50%;
}

.hero-title {
  font-size: 2rem;
  font-weight: 700;
  margin-bottom: 1rem;
  position: relative;
  z-index: 1;
}

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

.hero-subtitle {
  font-size: 1.125rem;
  opacity: 0.95;
  max-width: 600px;
  margin: 0 auto 2rem;
  position: relative;
  z-index: 1;
}

@media (min-width: 768px) {
  .hero-subtitle {
    font-size: 1.25rem;
  }
}

/* === Stats Section === */
.stats-section {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin: 3rem 0;
}

@media (min-width: 768px) {
  .stats-section {
    grid-template-columns: repeat(4, 1fr);
  }
}

.stat-card {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  text-align: center;
  transition: all var(--transition-normal);
}

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

.stat-number {
  font-size: 2rem;
  font-weight: 700;
  color: var(--primary-color);
  margin-bottom: 0.5rem;
}

.stat-label {
  font-size: 0.875rem;
  color: var(--text-secondary);
}

/* === CTA Section === */
.cta-section {
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: var(--radius-xl);
  padding: 3rem 2rem;
  text-align: center;
  color: white;
  margin: 3rem 0;
}

.cta-title {
  font-size: 1.75rem;
  font-weight: 700;
  margin-bottom: 1rem;
}

.cta-text {
  font-size: 1rem;
  opacity: 0.95;
  margin-bottom: 2rem;
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 1rem 2rem;
  background: white;
  color: var(--primary-color);
  border-radius: var(--radius-md);
  text-decoration: none;
  font-weight: 600;
  transition: all var(--transition-normal);
}

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

/* === Feature List === */
.feature-list {
  display: grid;
  gap: 1.5rem;
  margin: 2rem 0;
}

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

.feature-item {
  display: flex;
  gap: 1rem;
  padding: 1.5rem;
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  transition: all var(--transition-normal);
}

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

.feature-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  color: white;
  font-size: 1.25rem;
  flex-shrink: 0;
}

.feature-content h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.feature-content p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.5;
}

/* === Disclaimer Box === */
.disclaimer-box {
  background: #fffbeb;
  border: 1px solid #fde68a;
  border-radius: var(--radius-md);
  padding: 1.25rem;
  margin: 1.5rem 0;
  font-size: 0.875rem;
  color: #92400e;
}

.disclaimer-box strong {
  display: block;
  margin-bottom: 0.5rem;
}

/* === Privacy Policy / Terms Content === */
.legal-content h2 {
  font-size: 1.5rem;
  margin: 2rem 0 1rem;
  color: var(--text-primary);
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-color);
}

.legal-content h3 {
  font-size: 1.125rem;
  margin: 1.5rem 0 0.75rem;
  color: var(--text-primary);
}

.legal-content p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.legal-content ul {
  margin: 1rem 0 1rem 1.5rem;
  color: var(--text-secondary);
}

.legal-content li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.legal-content a {
  color: var(--primary-color);
  text-decoration: underline;
}

/* === Mobile Optimizations === */
@media (max-width: 640px) {
  .page-header {
    padding: 2rem 0;
  }
  
  .page-header h1 {
    font-size: 1.5rem;
  }
  
  .tool-container {
    padding: 1.25rem;
  }
  
  .tutorial-section {
    padding: 1.25rem;
  }
  
  .comment {
    padding: 1rem;
  }
  
  .cookie-banner {
    padding: 1rem;
  }
  
  .back-to-top {
    bottom: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
  }
  
  .social-share {
    flex-direction: column;
  }
  
  .share-btn {
    width: 100%;
    justify-content: center;
  }
}

/* === About Page === */
.about-content {
  max-width: 900px;
  margin: 0 auto;
}

.about-section {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 2rem;
  margin-bottom: 2rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
}

.about-section:hover {
  box-shadow: var(--shadow-md);
}

.about-section h2 {
  font-size: 1.5rem;
  margin-bottom: 1.25rem;
  color: var(--text-primary);
  position: relative;
  padding-bottom: 0.75rem;
}

.about-section h2::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 60px;
  height: 3px;
  background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
  border-radius: 2px;
}

.about-section p {
  color: var(--text-secondary);
  line-height: 1.8;
  margin-bottom: 1rem;
}

.about-section a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
}

.about-section a:hover {
  text-decoration: underline;
}

.about-list {
  list-style: none;
  margin: 1rem 0;
  padding: 0;
}

.about-list li {
  padding: 0.75rem 0 0.75rem 1.5rem;
  position: relative;
  color: var(--text-secondary);
  line-height: 1.6;
  border-bottom: 1px solid var(--border-light);
}

.about-list li:last-child {
  border-bottom: none;
}

.about-list li::before {
  content: '';
  position: absolute;
  left: 0;
  top: 1rem;
  width: 8px;
  height: 8px;
  background: var(--primary-color);
  border-radius: 50%;
}

.tools-overview {
  display: grid;
  gap: 1rem;
  margin-top: 1.5rem;
}

@media (min-width: 640px) {
  .tools-overview {
    grid-template-columns: repeat(2, 1fr);
  }
}

.tool-card-mini {
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.25rem;
  transition: all var(--transition-normal);
}

.tool-card-mini:hover {
  background: var(--bg-tertiary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-sm);
}

.tool-card-mini h3 {
  font-size: 1rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.tool-card-mini p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.5;
}

.values-grid {
  display: grid;
  gap: 1.5rem;
  margin-top: 1.5rem;
}

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

.value-item {
  padding: 1.5rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  border-left: 4px solid var(--primary-color);
}

.value-item h3 {
  font-size: 1.125rem;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
}

.value-item p {
  font-size: 0.875rem;
  color: var(--text-secondary);
  margin: 0;
  line-height: 1.6;
}

/* === Blog Article Page === */
.article-content {
  max-width: 800px;
  margin: 0 auto;
}

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

.article-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  align-items: center;
  margin-bottom: 1.5rem;
  font-size: 0.875rem;
  color: var(--text-light);
}

.article-meta-item {
  display: flex;
  align-items: center;
  gap: 0.375rem;
}

.article-body {
  color: var(--text-secondary);
  line-height: 1.8;
}

.article-body h2 {
  font-size: 1.5rem;
  margin: 2.5rem 0 1rem;
  color: var(--text-primary);
  padding-bottom: 0.5rem;
  border-bottom: 2px solid var(--border-light);
}

.article-body h3 {
  font-size: 1.25rem;
  margin: 2rem 0 0.75rem;
  color: var(--text-primary);
}

.article-body p {
  margin-bottom: 1.25rem;
}

.article-body ul,
.article-body ol {
  margin: 1rem 0 1rem 1.5rem;
}

.article-body li {
  margin-bottom: 0.5rem;
  line-height: 1.7;
}

.article-body table {
  width: 100%;
  border-collapse: collapse;
  margin: 1.5rem 0;
  font-size: 0.875rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
}

.article-body table th,
.article-body table td {
  padding: 0.75rem 1rem;
  text-align: left;
  border: 1px solid var(--border-color);
}

.article-body table th {
  background: var(--bg-tertiary);
  font-weight: 600;
  color: var(--text-primary);
}

.article-body table td {
  color: var(--text-secondary);
}

.article-body blockquote {
  border-left: 4px solid var(--primary-color);
  padding: 1rem 1.5rem;
  margin: 1.5rem 0;
  background: var(--bg-secondary);
  border-radius: 0 var(--radius-md) var(--radius-md) 0;
  font-style: italic;
  color: var(--text-secondary);
}

.article-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 2rem 0;
}

.article-tag {
  display: inline-block;
  padding: 0.375rem 0.875rem;
  background: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: 999px;
  font-size: 0.75rem;
  color: var(--text-secondary);
  text-decoration: none;
  transition: all var(--transition-fast);
}

.article-tag:hover {
  background: var(--primary-color);
  color: white;
  border-color: var(--primary-color);
}

.article-nav {
  display: flex;
  justify-content: space-between;
  margin-top: 2rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.article-nav-link {
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  text-decoration: none;
  color: var(--primary-color);
  font-size: 0.875rem;
  transition: color var(--transition-fast);
}

.article-nav-link:hover {
  color: var(--primary-dark);
}

.article-nav-label {
  font-size: 0.75rem;
  color: var(--text-light);
}

/* === Blog Card without Image === */
.blog-card-no-image {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-xl);
  padding: 1.5rem;
  transition: all var(--transition-normal);
  text-decoration: none;
  color: inherit;
  display: flex;
  flex-direction: column;
}

.blog-card-no-image:hover {
  box-shadow: var(--shadow-xl);
  transform: translateY(-4px);
}

.blog-card-no-image .card-category {
  font-size: 0.75rem;
  color: var(--primary-color);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 0.5rem;
}

.blog-card-no-image .card-title {
  font-size: 1.125rem;
  font-weight: 600;
  margin-bottom: 0.75rem;
  color: var(--text-primary);
  line-height: 1.4;
}

.blog-card-no-image .card-excerpt {
  font-size: 0.875rem;
  color: var(--text-secondary);
  line-height: 1.6;
  margin-bottom: 1rem;
  flex-grow: 1;
}

.blog-card-no-image .card-footer {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.75rem;
  color: var(--text-light);
  padding-top: 1rem;
  border-top: 1px solid var(--border-light);
}

/* === Comment Section for Articles === */
.article-comments {
  margin-top: 3rem;
  padding-top: 2rem;
  border-top: 1px solid var(--border-color);
}

.article-comments h3 {
  font-size: 1.25rem;
  margin-bottom: 1.5rem;
  color: var(--text-primary);
}

.comment-item {
  padding: 1.25rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
  margin-bottom: 1rem;
}

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

.comment-author-name {
  font-weight: 600;
  color: var(--text-primary);
  font-size: 0.875rem;
}

.comment-date {
  font-size: 0.75rem;
  color: var(--text-light);
}

.comment-text {
  color: var(--text-secondary);
  line-height: 1.7;
  font-size: 0.875rem;
}

.comment-form {
  margin-top: 2rem;
  padding: 1.5rem;
  background: var(--bg-secondary);
  border-radius: var(--radius-lg);
}

.comment-form h4 {
  font-size: 1rem;
  margin-bottom: 1rem;
  color: var(--text-primary);
}

@media (max-width: 640px) {
  .about-section {
    padding: 1.25rem;
  }
  
  .values-grid {
    grid-template-columns: 1fr;
  }
  
  .tools-overview {
    grid-template-columns: 1fr;
  }
  
  .article-nav {
    flex-direction: column;
    gap: 1rem;
  }
}

/* === FAQ Page === */
.faq-content {
  max-width: 900px;
  margin: 0 auto;
}

.faq-section {
  margin-bottom: 3rem;
}

.faq-section h2 {
  font-size: 1.5rem;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  padding-bottom: 0.75rem;
  border-bottom: 2px solid var(--primary-color);
}

.faq-item {
  background: var(--bg-primary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin-bottom: 1rem;
  overflow: hidden;
  transition: all var(--transition-normal);
}

.faq-item:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--primary-light);
}

.faq-question {
  font-size: 1.125rem;
  font-weight: 600;
  color: var(--text-primary);
  padding: 1.25rem 1.5rem;
  margin: 0;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
  transition: background var(--transition-fast);
  position: relative;
}

.faq-question::after {
  content: '+';
  font-size: 1.5rem;
  font-weight: 300;
  color: var(--primary-color);
  transition: transform var(--transition-normal);
  flex-shrink: 0;
  margin-left: 1rem;
}

.faq-question.active::after {
  content: '-';
}

.faq-question:hover {
  background: var(--bg-secondary);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-normal);
}

.faq-answer.open {
  max-height: 1000px;
  padding: 0 1.5rem 1.25rem;
}

.faq-answer p {
  color: var(--text-secondary);
  line-height: 1.7;
  margin-bottom: 0.75rem;
}

.faq-answer p:last-child {
  margin-bottom: 0;
}

.faq-answer ul {
  margin: 0.75rem 0 1rem 1.5rem;
  color: var(--text-secondary);
}

.faq-answer li {
  margin-bottom: 0.5rem;
  line-height: 1.6;
}

.faq-answer a {
  color: var(--primary-color);
  text-decoration: none;
  font-weight: 500;
}

.faq-answer a:hover {
  text-decoration: underline;
}

@media (max-width: 768px) {
  .faq-section h2 {
    font-size: 1.25rem;
  }
  
  .faq-question {
    font-size: 1rem;
    padding: 1rem 1.25rem;
  }
  
  .faq-answer.open {
    padding: 0 1.25rem 1rem;
  }
}

/* === Scroll Animations === */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.animate-on-scroll.animate-visible {
  opacity: 1;
  transform: translateY(0);
}

.animate-on-scroll.delay-1 { transition-delay: 0.1s; }
.animate-on-scroll.delay-2 { transition-delay: 0.2s; }
.animate-on-scroll.delay-3 { transition-delay: 0.3s; }
.animate-on-scroll.delay-4 { transition-delay: 0.4s; }
.animate-on-scroll.delay-5 { transition-delay: 0.5s; }

/* === Pulse Animation for Icons === */
@keyframes pulse {
  0%, 100% { transform: scale(1); }
  50% { transform: scale(1.05); }
}

/* === Gradient Border Animation === */
@keyframes gradient-border {
  0% { background-position: 0% 50%; }
  50% { background-position: 100% 50%; }
  100% { background-position: 0% 50%; }
}

/* === Subtle Bounce for CTAs === */
@keyframes subtle-bounce {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

/* === Loading Spinner === */
@keyframes spin {
  to { transform: rotate(360deg); }
}

.spinner {
  width: 24px;
  height: 24px;
  border: 3px solid var(--border-color);
  border-top-color: var(--primary-color);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

/* === Smooth Focus States === */
*:focus-visible {
  outline: 2px solid var(--primary-color);
  outline-offset: 2px;
  border-radius: 4px;
}

/* === Selection Color === */
::selection {
  background: var(--primary-light);
  color: white;
}

::-moz-selection {
  background: var(--primary-light);
  color: white;
}