:root {
    --bg-page: #F8FAFC;
    --bg-hero-start: #F0FDFA;
    --bg-hero-end: #F1F5F9;
    --bg-card: #FFFFFF;
    --primary-accent: #0D9488;
    --primary-accent-light: #CCFBF1;
    --text-dark: #1E293B;
    --text-medium: #475569;
    --text-light: #94A3B8;
    --border-color: #E2E8F0;
    --error-bg: #FEF2F2;
    --error-text: #DC2626;
    --warning-bg: #FFFBEB;
    --warning-text: #B45309;
    --success-bg: #ECFDF5;
    --success-text: #065F46;
    --results-bg: #F8FAFC;
    --positive-color: #065F46;
    --negative-color: #DC2626;
  }
  
  * {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
  }
  
  html {
    scroll-behavior: smooth;
  }
  
  body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-page);
    color: var(--text-medium);
    line-height: 1.6;
    overflow-x: hidden;
  }
  
  h1, h2, h3, h4 {
    color: var(--text-dark);
    line-height: 1.2;
    font-weight: 600;
  }
  
  h1 {
    font-size: clamp(1.75rem, 5vw, 2.5rem);
    font-weight: 800;
    margin-bottom: 1rem;
  }
  
  h2.section-title {
    font-size: clamp(1.25rem, 4vw, 1.5rem);
    margin-bottom: 1.25rem;
  }
  
  /* Navigation */
  .navbar {
    background-color: var(--bg-card);
    box-shadow: 0 2px 4px rgba(0,0,0,0.05);
    position: sticky;
    top: 0;
    z-index: 1000;
    width: 100%;
  }
  
  .nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem clamp(0.75rem, 3vw, 1rem);
  }
  
  .nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
  }
  
  .nav-logo {
    height: 32px;
    width: auto;
  }
  
  .brand-name {
    font-weight: 700;
    color: var(--text-dark);
    font-size: 1.1rem;
  }
  
  .brand-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    align-items: center;
    gap: 8px;
  }
  
  .brand-link:hover {
    text-decoration: none;
    color: inherit;
  }
  
  /* Navigation Toggle */
  .nav-toggle {
    display: flex;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    gap: 0.25rem;
    z-index: 1002;
  }
  
  .nav-toggle span {
    width: 24px;
    height: 2px;
    background-color: var(--text-dark);
    transition: all 0.3s ease;
    transform-origin: center;
  }
  
  /* Navigation Slider */
  .nav-slider {
    position: fixed;
    top: 0;
    right: -100%;
    width: 300px;
    height: 100vh;
    background-color: var(--bg-card);
    box-shadow: -4px 0 20px rgba(0, 0, 0, 0.1);
    transition: right 0.3s ease-in-out;
    z-index: 1001;
    overflow-y: auto;
  }
  
  .nav-slider.active {
    right: 0;
  }
  
  .slider-content {
    padding: 1.5rem;
    height: 100%;
  }
  
  .slider-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 2rem;
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border-color);
  }
  
  .slider-close {
    background: none;
    border: none;
    font-size: 1.25rem;
    color: var(--text-dark);
    cursor: pointer;
    padding: 0.5rem;
    z-index: 1002;
  }
  
  .slider-links {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
  }
  
  .slider-link {
    display: block;
    padding: 1rem;
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
    border-radius: 0.5rem;
    transition: all 0.2s;
  }
  
  .slider-link:hover, .slider-link.active {
    background-color: var(--primary-accent-light);
    color: var(--primary-accent);
  }
  
  /* Overlay when slider is open */
  .nav-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
  }
  
  .nav-overlay.active {
    opacity: 1;
    visibility: visible;
  }
  
  /* Hero Section */
  .hero-section {
    background: linear-gradient(135deg, var(--bg-hero-start) 0%, var(--bg-hero-end) 100%);
    padding: clamp(3rem, 8vw, 5rem) clamp(1rem, 4vw, 2rem);
    text-align: center;
    position: relative;
    overflow: hidden;
    margin-bottom: 2rem;
  }
  
  .hero-content {
    max-width: 800px;
    margin: 0 auto;
  }
  
  .hero-text p {
    font-size: clamp(1rem, 3vw, 1.25rem);
    margin-bottom: 2.5rem;
    color: var(--text-medium);
    line-height: 1.7;
  }
  
  .feature-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 15px 0;
    justify-content: center;
  }
  
  .feature-badge {
    background-color: var(--primary-accent-light);
    color: var(--primary-accent);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 6px;
  }
  
  /* Cards */
  .card {
    background-color: var(--bg-card);
    border-radius: 1rem;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
    padding: clamp(1.5rem, 4vw, 2rem);
    margin-bottom: 1.5rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
  }
  
  .card:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
  }
  
  .main-card {
    margin-top: 0;
    position: relative;
    z-index: 10;
  }
  
  /* Remover Container */
  .remover-container {
    padding: 0 clamp(1rem, 4vw, 2rem);
    margin-bottom: 3rem;
  }
  
  /* Centered Form Container */
  .centered-form-container {
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
  }
  
  /* Remover Interface */
  .remover-interface {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
    margin-top: 2rem;
  }
  
  @media (max-width: 768px) {
    .remover-interface {
      grid-template-columns: 1fr;
    }
  }
  
  /* Control Panel */
  .control-panel {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }
  
  /* Upload Area */
  .upload-area {
    border: 2px dashed var(--primary-accent);
    border-radius: 1rem;
    padding: 3rem 2rem;
    text-align: center;
    background-color: var(--primary-accent-light);
    transition: all 0.3s ease;
    cursor: pointer;
    position: relative;
  }
  
  .upload-area:hover {
    background-color: #b2f5ea;
    border-color: #0d9488;
  }
  
  .upload-area.drag-over {
    background-color: #b2f5ea;
    border-color: #0d9488;
    transform: scale(1.02);
  }
  
  .upload-icon {
    font-size: 3rem;
    color: var(--primary-accent);
    margin-bottom: 1rem;
  }
  
  .upload-btn {
    background-color: var(--primary-accent);
    color: white;
    border: none;
    padding: 0.75rem 1.5rem;
    border-radius: 0.5rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    margin: 1rem 0;
  }
  
  .upload-btn:hover {
    background-color: #0f766e;
  }
  
  .upload-info {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-top: 1rem;
  }
  
  /* Tools Section */
  .tools-section {
    padding: 1.5rem;
    background: var(--bg-page);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
  }
  
  .tools-section h3 {
    margin-bottom: 1rem;
    color: var(--text-dark);
  }
  
  .slider-container {
    margin-bottom: 1.5rem;
  }
  
  .slider-label {
    display: flex;
    justify-content: space-between;
    margin-bottom: 0.5rem;
  }
  
  .slider-label span:first-child {
    font-weight: 500;
    color: var(--text-dark);
  }
  
  .slider-label span:last-child {
    color: var(--primary-accent);
    font-weight: 600;
  }
  
  input[type="range"] {
    width: 100%;
    height: 8px;
    border-radius: 4px;
    background: var(--border-color);
    outline: none;
    -webkit-appearance: none;
    appearance: none;
  }
  
  input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-accent);
    cursor: pointer;
  }
  
  input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--primary-accent);
    cursor: pointer;
    border: none;
  }
  
  .brush-preview-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    margin-top: 1rem;
  }
  
  .brush-preview {
    width: 30px;
    height: 30px;
    border-radius: 50%;
    background: rgba(220, 38, 38, 0.5);
    border: 2px solid var(--primary-accent);
    transition: all 0.2s ease;
  }
  
  /* Action Buttons */
  .action-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
  }
  
  .action-button {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 0.5rem;
    background-color: white;
    color: var(--text-dark);
    cursor: pointer;
    transition: all 0.2s;
    font-size: 0.875rem;
    text-align: center;
  }
  
  .action-button:hover {
    border-color: var(--primary-accent);
    color: var(--primary-accent);
  }
  
  .action-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
  }
  
  .action-button:disabled:hover {
    border-color: var(--border-color);
    color: var(--text-dark);
  }
  
  .action-button.secondary {
    background-color: var(--bg-page);
  }
  
  /* Status Container */
  .status-container {
    padding: 1rem;
    border-radius: 0.5rem;
    background: var(--bg-page);
    text-align: center;
    font-weight: 500;
    transition: all 0.3s ease;
  }
  
  /* Preview Panel */
  .preview-panel {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
  }
  
  .preview-panel h3 {
    text-align: center;
    color: var(--text-dark);
  }
  
  .preview-container {
    position: relative;
    border: 2px solid var(--border-color);
    border-radius: 0.75rem;
    overflow: hidden;
    background: 
      linear-gradient(45deg, rgba(0,0,0,0.05) 25%, transparent 25%), 
      linear-gradient(-45deg, rgba(0,0,0,0.05) 25%, transparent 25%), 
      linear-gradient(45deg, transparent 75%, rgba(0,0,0,0.05) 75%), 
      linear-gradient(-45deg, transparent 75%, rgba(0,0,0,0.05) 75%);
    background-size: 20px 20px;
    background-position: 0 0, 0 10px, 10px -10px, -10px 0px;
    min-height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
  }
  
  #preview-canvas {
    display: block;
    max-width: 100%;
    max-height: 100%;
    cursor: crosshair;
  }
  
  .empty-state {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: var(--text-light);
    z-index: 1;
  }
  
  .empty-state-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
  }
  
  .empty-state i {
    font-size: 3rem;
    color: var(--border-color);
  }
  
  .empty-state p {
    font-size: 1rem;
    margin: 0;
  }
  
  /* Instructions */
  .instructions {
    padding: 1.5rem;
    background: var(--bg-page);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
  }
  
  .instructions h4 {
    margin-bottom: 1rem;
    color: var(--text-dark);
  }
  
  .instructions ol {
    padding-left: 1.5rem;
  }
  
  .instructions li {
    margin-bottom: 0.5rem;
    color: var(--text-medium);
  }
  
  /* Feature Cards */
  .calculator-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
  }
  
  .feature-card {
    padding: 1.5rem;
    background: var(--bg-page);
    border-radius: 0.75rem;
    border: 1px solid var(--border-color);
    transition: all 0.2s;
  }
  
  .feature-card:hover {
    border-color: var(--primary-accent);
    transform: translateY(-2px);
  }
  
  .feature-card h4 {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
  }
  
  .feature-card i {
    color: var(--primary-accent);
  }
  
  .feature-card p {
    color: var(--text-medium);
    font-size: 0.9rem;
    line-height: 1.5;
  }
  
  /* Privacy Notice */
  .privacy-notice {
    padding: 1.5rem;
    background: var(--success-bg);
    border-radius: 0.75rem;
    border: 1px solid #A7F3D0;
    margin-top: 2rem;
  }
  
  .privacy-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    color: var(--positive-color);
  }
  
  .privacy-title i {
    color: var(--positive-color);
  }
  
  .privacy-text {
    color: var(--positive-color);
    font-size: 0.9rem;
    line-height: 1.5;
  }
  
  /* Disclaimer Box */
  .disclaimer-box {
    padding: 1.5rem;
    background: var(--warning-bg);
    border-radius: 0.75rem;
    border: 1px solid #FDE68A;
    margin-top: 1.5rem;
  }
  
  .disclaimer-title {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.75rem;
    color: var(--warning-text);
  }
  
  .disclaimer-title i {
    color: var(--warning-text);
  }
  
  .disclaimer-text {
    color: var(--warning-text);
    font-size: 0.9rem;
    line-height: 1.5;
  }
  
  /* Content Section */
  .content-section {
    padding: 0 clamp(1rem, 4vw, 2rem);
    margin-bottom: 3rem;
  }
  
  .container {
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .section-subtitle {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--text-medium);
  }
  
  /* FAQ Section */
  .simple-faq-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
  }
  
  .simple-faq-item {
    padding: 1.5rem;
    background: var(--bg-card);
    border-radius: 0.75rem;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  }
  
  .simple-faq-item h3 {
    margin-bottom: 0.75rem;
    color: var(--text-dark);
  }
  
  .simple-faq-item p {
    color: var(--text-medium);
    font-size: 0.9rem;
    line-height: 1.5;
  }
  
  /* Footer */
  .footer {
    background-color: var(--bg-card);
    padding: 2rem clamp(1rem, 4vw, 2rem);
    text-align: center;
    border-top: 1px solid var(--border-color);
    margin-top: 3rem;
  }
  
  .footer-content {
    max-width: 1200px;
    margin: 0 auto;
  }
  
  .footer-links {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
    margin: 1rem 0;
    flex-wrap: wrap;
  }
  
  .footer-links a {
    color: var(--text-medium);
    text-decoration: none;
    transition: color 0.2s;
  }
  
  .footer-links a:hover {
    color: var(--primary-accent);
  }
  
  .disclaimer {
    font-size: 0.8rem;
    color: var(--text-light);
    margin-top: 1rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
  }
  
  /* Message Container */
  .message-container {
    position: fixed;
    top: 80px;
    right: 20px;
    z-index: 1000;
    max-width: 400px;
    width: 100%;
  }
  
  .message {
    padding: 1rem 1.5rem;
    border-radius: 0.5rem;
    margin-bottom: 0.5rem;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
    display: flex;
    align-items: center;
    justify-content: space-between;
    animation: slideIn 0.3s ease-out;
  }
  
  .message.error {
    background-color: var(--error-bg);
    color: var(--error-text);
    border-left: 4px solid var(--error-text);
  }
  
  .message.success {
    background-color: var(--success-bg);
    color: var(--success-text);
    border-left: 4px solid var(--success-text);
  }
  
  .message.warning {
    background-color: var(--warning-bg);
    color: var(--warning-text);
    border-left: 4px solid var(--warning-text);
  }
  
  .message .close-btn {
    background: none;
    border: none;
    font-size: 1.25rem;
    cursor: pointer;
    color: inherit;
    margin-left: 1rem;
  }
  
  @keyframes slideIn {
    from {
      transform: translateX(100%);
      opacity: 0;
    }
    to {
      transform: translateX(0);
      opacity: 1;
    }
  }
  
  /* Animations */
  .animate-on-load {
    opacity: 0;
    transform: translateY(20px);
    animation: fadeInUp 0.8s ease forwards;
  }
  
  @keyframes fadeInUp {
    to {
      opacity: 1;
      transform: translateY(0);
    }
  }
  
  /* CTA Button */
  .cta-button {
    display: inline-block;
    background-color: var(--primary-accent);
    color: white;
    padding: 1rem 2rem;
    border-radius: 0.5rem;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s ease;
    margin-top: 1rem;
    box-shadow: 0 4px 6px rgba(13, 148, 136, 0.2);
  }
  
  .cta-button:hover {
    background-color: #0f766e;
    transform: translateY(-2px);
    box-shadow: 0 6px 12px rgba(13, 148, 136, 0.3);
    color: white;
    text-decoration: none;
  }
  
  /* Responsive Adjustments */
  @media (max-width: 768px) {
    .action-buttons {
      grid-template-columns: 1fr;
    }
    
    .calculator-features {
      grid-template-columns: 1fr;
    }
    
    .simple-faq-grid {
      grid-template-columns: 1fr;
    }
    
    .message-container {
      right: 10px;
      left: 10px;
      max-width: none;
    }
    
    .preview-container {
      min-height: 300px;
    }
  }
  
  /* Loading Animation */
  .loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255,255,255,.3);
    border-radius: 50%;
    border-top-color: white;
    animation: spin 1s ease-in-out infinite;
  }
  
  @keyframes spin {
    to { transform: rotate(360deg); }
  }
  /* Enhanced Overview Section Styles */
.enhanced-instructions {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: 1rem;
  margin-top: 2rem;
}

.instruction-step {
  margin-bottom: 2.5rem;
  padding-bottom: 2rem;
  border-bottom: 1px solid var(--border-color);
}

.instruction-step:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.step-number {
  display: inline-block;
  background: var(--primary-accent);
  color: white;
  width: 32px;
  height: 32px;
  border-radius: 50%;
  text-align: center;
  line-height: 32px;
  margin-right: 12px;
  font-weight: 600;
}

.quick-tip {
  background: var(--primary-accent-light);
  border-left: 4px solid var(--primary-accent);
  padding: 1rem 1.5rem;
  margin: 1rem 0;
  border-radius: 0 0.5rem 0.5rem 0;
}

.quick-tip strong {
  color: var(--primary-accent);
}

/* Tips & Best Practices */
.tips-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.tip-card {
  background: var(--bg-card);
  padding: 1.5rem;
  border-radius: 0.75rem;
  border: 1px solid var(--border-color);
  position: relative;
}

.tip-number {
  position: absolute;
  top: -15px;
  left: -15px;
  background: var(--primary-accent);
  color: white;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1.1rem;
  box-shadow: 0 4px 8px rgba(13, 148, 136, 0.3);
}

.tip-card h4 {
  margin-bottom: 1rem;
  color: var(--text-dark);
  padding-right: 2rem;
}

/* Success Stories */
.success-stories {
  display: grid;
  gap: 2rem;
  margin-top: 2rem;
}

.story-card {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid var(--border-color);
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.story-header {
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
  border-bottom: 1px solid var(--border-color);
}

.story-header h4 {
  color: var(--text-dark);
  margin-bottom: 0.5rem;
}

.story-meta {
  color: var(--text-light);
  font-size: 0.9rem;
  font-style: italic;
}

.story-content p {
  margin-bottom: 1.5rem;
  line-height: 1.6;
}

.story-results {
  background: var(--bg-page);
  padding: 1.5rem;
  border-radius: 0.5rem;
  border: 1px solid var(--border-color);
}

.result-item {
  margin-bottom: 0.5rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid var(--border-color);
}

.result-item:last-child {
  border-bottom: none;
  margin-bottom: 0;
}

.result-item strong {
  color: var(--text-dark);
}

/* Technical Deep Dive */
.technical-content {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
  gap: 1.5rem;
  margin-top: 2rem;
}

.technical-card {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: 1rem;
  border: 1px solid var(--border-color);
}

.technical-card h4 {
  color: var(--text-dark);
  margin-bottom: 1rem;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.technical-card h4 i {
  color: var(--primary-accent);
}

.technical-card p {
  margin-bottom: 1rem;
  line-height: 1.6;
}

.technical-card strong {
  color: var(--text-dark);
}

/* Pro Tip Boxes */
.pro-tip {
  background: var(--warning-bg);
  border-left: 4px solid var(--warning-text);
  padding: 1rem 1.5rem;
  margin: 1rem 0;
  border-radius: 0 0.5rem 0.5rem 0;
}

.pro-tip strong {
  color: var(--warning-text);
}

/* Enhanced FAQ Items */
.simple-faq-item {
  background: var(--bg-card);
  padding: 2rem;
  border-radius: 1rem;
  box-shadow: 0 2px 4px rgba(0, 0, 0, 0.05);
  transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.simple-faq-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.simple-faq-item h3 {
  margin-bottom: 1rem;
  color: var(--text-dark);
  font-size: 1.1rem;
}

.simple-faq-item p {
  margin-bottom: 1rem;
  line-height: 1.6;
}

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

/* Content Section Spacing */
.content-section {
  padding: 4rem clamp(1rem, 4vw, 2rem);
  margin-bottom: 0;
}

.content-section:nth-child(even) {
  background: linear-gradient(135deg, var(--bg-hero-start) 0%, var(--bg-hero-end) 100%);
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  .tips-grid {
    grid-template-columns: 1fr;
  }
  
  .technical-content {
    grid-template-columns: 1fr;
  }
  
  .story-card,
  .technical-card {
    padding: 1.5rem;
  }
  
  .instruction-step {
    margin-bottom: 2rem;
    padding-bottom: 1.5rem;
  }
  
  .content-section {
    padding: 3rem 1rem;
  }
}

@media (max-width: 480px) {
  .step-number {
    width: 28px;
    height: 28px;
    line-height: 28px;
    font-size: 0.9rem;
  }
  
  .tip-number {
    width: 35px;
    height: 35px;
    font-size: 1rem;
  }
  
  .quick-tip,
  .pro-tip {
    padding: 1rem;
  }
}