:root {
  --brand: #1b2b50;
  --brand-light: #2c4a8c;
  --bg: #ffffff;
  --muted: #fafafa;
  --accent: #4CAF50;
  --accent-hover: #45a049;
  --warning: #ff9800;
  --shadow-sm: 0 2px 8px rgba(27, 43, 80, 0.04);
  --shadow-md: 0 4px 16px rgba(27, 43, 80, 0.08);
  --shadow-lg: 0 8px 24px rgba(27, 43, 80, 0.12);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  background-color: var(--muted);
  border-bottom: 1px solid rgba(27, 43, 80, 0.08);
  z-index: 1000;
  padding: 16px 0;
  transition: padding 0.2s ease-out, background-color 0.2s ease-out, box-shadow 0.2s ease-out;
  will-change: padding, background-color, box-shadow;
}

/* Shrink state when scrolling */
.header.shrink {
  padding: 12px 0;
  background-color: rgba(255, 255, 255, 0.85);
  box-shadow: 0 8px 24px rgba(11, 22, 30, 0.08);
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

/* Progressive enhancement with backdrop-filter */
@supports (backdrop-filter: blur(8px)) or (-webkit-backdrop-filter: blur(8px)) {
  .header.shrink {
    background-color: rgba(255, 255, 255, 0.08);
    -webkit-backdrop-filter: blur(8px);
    backdrop-filter: blur(8px);
  }
}

/* Even more compact when scrolled further */
.header.shrink.compact {
  padding: 8px 0;
  background-color: rgba(255, 255, 255, 0.9);
  box-shadow: 0 4px 16px rgba(11, 22, 30, 0.06);
}

@supports (backdrop-filter: blur(12px)) or (-webkit-backdrop-filter: blur(12px)) {
  .header.shrink.compact {
    background-color: rgba(255, 255, 255, 0.04);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
  }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
  .header, .header.shrink, .header.shrink.compact {
    transition: none;
  }
  .header.shrink, .header.shrink.compact {
    -webkit-backdrop-filter: none;
    backdrop-filter: none;
    background-color: rgba(255, 255, 255, 0.12);
  }
}

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

.logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--brand);
  font-size: 20px;
  font-weight: 700;
}

.logo-text {
  font-size: 24px;
  font-weight: 800;
  letter-spacing: -0.02em;
  color: var(--brand);
  transition: all 0.3s ease;
}

.header.shrink .logo-text {
  font-size: 22px;
}

.header.shrink.compact .logo-text {
  font-size: 20px;
  opacity: 0.9;
}

.nav {
  display: flex;
  gap: 0.5rem;
}

.nav a {
  padding: 0.5rem 1rem;
  text-decoration: none;
  color: var(--brand);
  border-radius: 4px;
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
  font-weight: 500;
}

.nav a::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 50%;
  width: 0;
  height: 2px;
  background-color: var(--brand);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  transform: translateX(-50%);
}

.nav a:hover::after {
  width: calc(100% - 2rem);
}

.nav a:hover {
  transform: translateY(-1px);
}

.nav a:active {
  transform: translateY(0);
}

/* Hamburger Menu Toggle */
.menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  transition: all 0.3s ease;
  z-index: 1001;
}

.menu-toggle span {
  height: 3px;
  width: 25px;
  background: var(--brand);
  margin: 4px 0;
  border-radius: 2px;
  transition: all 0.3s ease;
}

.menu-toggle.active span:nth-child(1) {
  transform: rotate(45deg) translate(5px, 5px);
}

.menu-toggle.active span:nth-child(2) {
  opacity: 0;
}

.menu-toggle.active span:nth-child(3) {
  transform: rotate(-45deg) translate(5px, -5px);
}

/* Main Content */
.main-content {
  margin-top: 90px;
  padding: 40px 0 60px;
  min-height: calc(100vh - 200px);
}

/* Page Header */
.page-header {
  text-align: center;
  margin-bottom: 60px;
  padding-top: 20px;
}

.page-header h1 {
  font-size: 48px;
  font-weight: 800;
  margin-bottom: 16px;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-light) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.subtitle {
  font-size: 20px;
  color: rgba(27, 43, 80, 0.7);
  margin-bottom: 32px;
}

.warning-box {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background: #fff3cd;
  border: 1px solid #ffc107;
  border-radius: 12px;
  padding: 20px;
  max-width: 800px;
  margin: 32px auto 0 auto;
}

.warning-box svg {
  flex-shrink: 0;
  color: var(--warning);
  margin-top: 2px;
}

.warning-box p {
  text-align: left;
  font-size: 14px;
  color: #856404;
}

/* Sections */
.section {
  margin-bottom: 80px;
}

.section h2 {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 32px;
  color: var(--brand);
}

/* Button Grid */
.button-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: 16px;
  margin-bottom: 24px;
}

.helper-btn {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 24px 16px;
  background: white;
  border: 2px solid rgba(27, 43, 80, 0.1);
  border-radius: 16px;
  text-decoration: none;
  color: var(--brand);
  transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  min-height: 140px;
}

.helper-btn:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
  border-color: var(--brand);
  background: linear-gradient(135deg, #fafafa 0%, #ffffff 100%);
}

.helper-btn:active {
  transform: translateY(-2px);
}

.btn-icon {
  font-size: 40px;
  line-height: 1;
}

.btn-text {
  font-size: 15px;
  font-weight: 600;
  text-align: center;
  line-height: 1.3;
}

.code-btn {
  background: linear-gradient(135deg, #e3f2fd 0%, #ffffff 100%);
}

/* Link List */
.link-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.link-item {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 20px 24px;
  background: white;
  border: 2px solid rgba(27, 43, 80, 0.1);
  border-radius: 12px;
  text-decoration: none;
  color: var(--brand);
  transition: all 0.3s;
  box-shadow: var(--shadow-sm);
}

.link-item:hover {
  border-color: var(--brand);
  box-shadow: var(--shadow-md);
  transform: translateX(4px);
}

.link-icon {
  font-size: 28px;
  flex-shrink: 0;
}

.link-text {
  flex: 1;
  font-size: 16px;
  font-weight: 600;
}

.link-arrow {
  font-size: 24px;
  color: rgba(27, 43, 80, 0.4);
  transition: transform 0.3s;
}

.link-item:hover .link-arrow {
  transform: translateX(4px);
  color: var(--brand);
}

/* Download Grid */
.download-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
  gap: 24px;
}

.download-card {
  background: white;
  border: 2px solid rgba(27, 43, 80, 0.1);
  border-radius: 16px;
  padding: 24px;
  box-shadow: var(--shadow-sm);
  transition: all 0.3s;
}

.download-card:hover {
  box-shadow: var(--shadow-md);
  border-color: rgba(27, 43, 80, 0.2);
}

.download-card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--brand);
}

.download-card p {
  font-size: 14px;
  color: rgba(27, 43, 80, 0.6);
  margin-bottom: 20px;
  line-height: 1.5;
}

.download-links {
  display: flex;
  gap: 12px;
  justify-content: center;
}

.download-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 32px;
  border-radius: 10px;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  transition: all 0.3s;
  border: 2px solid transparent;
  min-width: 140px;
}

.download-btn.primary {
  background: var(--accent);
  color: white;
  border-color: var(--accent);
}

.download-btn.primary:hover {
  background: var(--accent-hover);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(76, 175, 80, 0.3);
}

.download-btn.secondary {
  background: transparent;
  color: var(--brand);
  border-color: rgba(27, 43, 80, 0.2);
}

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

/* Instructions */
.instructions {
  display: flex;
  flex-direction: column;
  gap: 24px;
  max-width: 800px;
  margin: 0 auto;
}

.instruction-step {
  display: flex;
  gap: 24px;
  align-items: flex-start;
  padding: 24px;
  background: white;
  border: 2px solid rgba(27, 43, 80, 0.1);
  border-radius: 16px;
  box-shadow: var(--shadow-sm);
}

.step-number {
  flex-shrink: 0;
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-light) 100%);
  color: white;
  font-size: 24px;
  font-weight: 700;
  border-radius: 12px;
}

.step-content h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 8px;
  color: var(--brand);
}

.step-content p {
  font-size: 15px;
  color: rgba(27, 43, 80, 0.7);
  line-height: 1.6;
}

.step-content a {
  color: var(--brand);
  font-weight: 600;
  text-decoration: none;
  border-bottom: 2px solid var(--brand);
  transition: opacity 0.2s;
}

.step-content a:hover {
  opacity: 0.7;
}

/* Footer */
.footer {
  background: var(--muted);
  border-top: 1px solid rgba(27, 43, 80, 0.08);
  padding: 40px 0;
  text-align: center;
}

.footer p {
  font-size: 14px;
  color: rgba(27, 43, 80, 0.6);
  margin-bottom: 8px;
}

.footer-note {
  font-size: 13px;
  color: rgba(27, 43, 80, 0.5);
  font-style: italic;
}

/* Responsive Design */
@media (max-width: 992px) {
  .page-header h1 {
    font-size: 40px;
  }

  .button-grid {
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
  }

  .download-grid {
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  }
}

@media (max-width: 768px) {
  .header .container {
    flex-direction: row;
    justify-content: space-between;
  }

  .menu-toggle {
    display: flex;
  }

  .nav {
    position: fixed;
    top: 0;
    right: -100%;
    width: 280px;
    height: 100vh;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    flex-direction: column;
    padding: 80px 32px 32px;
    gap: 24px;
    box-shadow: -4px 0 24px rgba(0, 0, 0, 0.1);
    transition: right 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 999;
  }

  .nav.active {
    right: 0;
  }

  .nav a {
    font-size: 18px;
    padding: 12px 16px;
    border-radius: 8px;
    text-align: left;
  }

  .nav a:hover {
    background: var(--muted);
  }

  .nav a::after {
    display: none;
  }

  .main-content {
    margin-top: 90px;
    padding: 24px 0 40px;
  }

  .page-header h1 {
    font-size: 32px;
  }

  .subtitle {
    font-size: 16px;
  }

  .section h2 {
    font-size: 26px;
  }

  .button-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 12px;
  }

  .helper-btn {
    padding: 20px 12px;
    min-height: 120px;
  }

  .btn-icon {
    font-size: 32px;
  }

  .btn-text {
    font-size: 13px;
  }

  .download-grid {
    grid-template-columns: 1fr;
  }

  .download-links {
    flex-direction: column;
  }

  .instruction-step {
    flex-direction: column;
    gap: 16px;
  }

  .step-number {
    width: 40px;
    height: 40px;
    font-size: 20px;
  }
}

@media (max-width: 480px) {
  .container {
    padding: 0 16px;
  }

  .page-header h1 {
    font-size: 28px;
  }

  .warning-box {
    flex-direction: column;
    gap: 12px;
  }

  .button-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .logo span {
    font-size: 16px;
  }

  .logo svg {
    width: 32px;
    height: 32px;
  }
}

/* Print Styles */
@media print {
  .header,
  .footer {
    display: none;
  }

  .main-content {
    margin-top: 0;
  }

  .helper-btn,
  .download-btn {
    border: 1px solid #ccc;
  }
}

/* Additional Styles for What is FRP and Tools Pages */

/* Ad Container */
.ad-container {
  margin: 32px 0;
  min-height: 100px;
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: var(--muted);
  border-radius: 12px;
  padding: 16px;
}

/* Active nav link */
.nav a.active {
  background-color: var(--brand);
  color: white;
}

/* Info Grid */
.info-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 24px;
  margin-top: 24px;
}

.info-item {
  padding: 24px;
  background-color: var(--muted);
  border-radius: 12px;
  text-align: center;
}

.info-icon {
  font-size: 48px;
  margin-bottom: 16px;
}

.info-item h3 {
  color: var(--brand);
  margin-bottom: 12px;
  font-size: 18px;
}

.info-item p {
  color: #666;
  font-size: 14px;
  line-height: 1.6;
}

/* Feature List */
.feature-list {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 24px;
}

.feature-item {
  display: flex;
  gap: 16px;
  padding: 20px;
  background-color: var(--muted);
  border-radius: 12px;
  align-items: flex-start;
}

.feature-item svg {
  flex-shrink: 0;
  color: var(--accent);
  margin-top: 4px;
}

.feature-item h3 {
  margin-bottom: 8px;
  color: var(--brand);
  font-size: 16px;
}

.feature-item p {
  color: #666;
  font-size: 14px;
  line-height: 1.6;
}

/* Scenario Grid */
.scenario-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.scenario-card {
  padding: 24px;
  background-color: var(--muted);
  border-radius: 12px;
  border-left: 4px solid var(--brand);
}

.scenario-card h3 {
  color: var(--brand);
  margin-bottom: 12px;
  font-size: 16px;
}

.scenario-card p {
  color: #666;
  font-size: 14px;
  line-height: 1.6;
}

/* Step List */
.step-list {
  list-style: none;
  counter-reset: step-counter;
  margin-top: 24px;
}

.step-list li {
  counter-increment: step-counter;
  position: relative;
  padding-left: 60px;
  margin-bottom: 24px;
}

.step-list li::before {
  content: counter(step-counter);
  position: absolute;
  left: 0;
  top: 0;
  width: 40px;
  height: 40px;
  background-color: var(--brand);
  color: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 18px;
}

.step-list li strong {
  display: block;
  color: var(--brand);
  margin-bottom: 8px;
  font-size: 16px;
}

.step-list li p {
  color: #666;
  font-size: 14px;
  line-height: 1.6;
}

/* Scenario Detailed */
.scenario-list {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 24px;
}

.scenario-detailed {
  padding: 24px;
  background-color: var(--muted);
  border-radius: 12px;
  border-left: 4px solid var(--warning);
}

.scenario-detailed h3 {
  color: var(--brand);
  margin-bottom: 12px;
  font-size: 18px;
}

.scenario-detailed p {
  color: #666;
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 12px;
}

.scenario-detailed p:last-child {
  margin-bottom: 0;
}

.scenario-detailed strong {
  color: var(--brand);
}

.scenario-detailed a {
  color: var(--brand);
  text-decoration: underline;
}

/* CTA Card */
.cta-card {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-light) 100%);
  color: white;
  text-align: center;
  padding: 40px 32px;
}

.cta-card h2,
.cta-card p {
  color: white;
}

.cta-card h2 {
  margin-bottom: 16px;
}

.cta-card p {
  margin-bottom: 0;
}

.cta-buttons {
  display: flex;
  gap: 16px;
  justify-content: center;
  margin-top: 24px;
  flex-wrap: wrap;
  align-items: center;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 8px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.2s ease;
  border: 2px solid transparent;
  white-space: nowrap;
}

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

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

.btn-secondary {
  background-color: transparent;
  color: white;
  border-color: white;
}

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

.btn svg {
  flex-shrink: 0;
}

/* Tool Cards */
.tool-card {
  background-color: white;
  border-radius: 16px;
  box-shadow: var(--shadow-md);
  overflow: hidden;
  transition: all 0.3s ease;
}

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

.tool-card.featured {
  border: 3px solid var(--accent);
}

.tool-header {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-light) 100%);
  color: white;
  padding: 24px;
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  flex-wrap: wrap;
  gap: 16px;
}

.tool-title-section h2 {
  color: white;
  margin-bottom: 12px;
  font-size: 24px;
}

.tool-badges {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.badge {
  padding: 6px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  display: inline-block;
}

.badge-popular {
  background-color: var(--accent);
  color: white;
}

.badge-professional {
  background-color: var(--brand-light);
  color: white;
}

.badge-samsung {
  background-color: #1428a0;
  color: white;
}

.badge-versatile {
  background-color: var(--warning);
  color: white;
}

.badge-rating {
  background-color: white;
  color: var(--brand);
}

.tool-price {
  background-color: rgba(255, 255, 255, 0.2);
  padding: 12px 20px;
  border-radius: 8px;
}

.price-tag {
  font-size: 20px;
  font-weight: 700;
  color: white;
}

.tool-content {
  padding: 32px;
}

.tool-description {
  font-size: 16px;
  line-height: 1.8;
  color: #333;
  margin-bottom: 24px;
}

.tool-features {
  margin: 32px 0;
}

.tool-features h3 {
  color: var(--brand);
  margin-bottom: 16px;
  font-size: 18px;
}

.tool-features ul {
  list-style: none;
  padding: 0;
}

.tool-features li {
  padding: 12px 0;
  padding-left: 28px;
  position: relative;
  border-bottom: 1px solid #eee;
  color: #666;
  line-height: 1.6;
}

.tool-features li:last-child {
  border-bottom: none;
}

.tool-features li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
  font-size: 18px;
}

.tool-features li strong {
  color: var(--brand);
}

.tool-pros-cons {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  margin: 32px 0;
}

.pros,
.cons {
  padding: 24px;
  border-radius: 12px;
}

.pros {
  background-color: #e8f5e9;
  border-left: 4px solid var(--accent);
}

.cons {
  background-color: #fff3e0;
  border-left: 4px solid var(--warning);
}

.pros h3,
.cons h3 {
  margin-bottom: 16px;
  font-size: 18px;
}

.pros h3 {
  color: var(--accent);
}

.cons h3 {
  color: var(--warning);
}

.pros ul,
.cons ul {
  list-style: none;
  padding: 0;
}

.pros li,
.cons li {
  padding: 8px 0;
  padding-left: 24px;
  position: relative;
  color: #666;
  line-height: 1.6;
}

.pros li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--accent);
  font-weight: 700;
}

.cons li::before {
  content: "✗";
  position: absolute;
  left: 0;
  color: var(--warning);
  font-weight: 700;
}

.tool-verdict {
  margin-top: 32px;
  padding: 24px;
  background-color: var(--muted);
  border-radius: 12px;
  border-left: 4px solid var(--brand);
}

.tool-verdict h3 {
  color: var(--brand);
  margin-bottom: 16px;
  font-size: 18px;
}

.tool-verdict p {
  color: #666;
  line-height: 1.8;
  margin-bottom: 12px;
}

.tool-verdict p:last-child {
  margin-bottom: 0;
}

.tool-verdict strong {
  color: var(--brand);
}

/* Free Methods Grid */
.free-methods-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.free-method-card {
  padding: 24px;
  background-color: var(--muted);
  border-radius: 12px;
  border-top: 4px solid var(--accent);
}

.free-method-card h3 {
  color: var(--brand);
  margin-bottom: 12px;
  font-size: 16px;
}

.free-method-card p {
  color: #666;
  font-size: 14px;
  line-height: 1.6;
  margin-bottom: 12px;
}

.free-method-card p:last-child {
  margin-bottom: 0;
}

.free-method-card strong {
  color: var(--brand);
}

/* Comparison Table */
.comparison-table-wrapper {
  overflow-x: auto;
  margin-top: 24px;
}

.comparison-table {
  width: 100%;
  border-collapse: collapse;
  background-color: white;
  box-shadow: var(--shadow-sm);
  border-radius: 12px;
  overflow: hidden;
}

.comparison-table thead {
  background: linear-gradient(135deg, var(--brand) 0%, var(--brand-light) 100%);
  color: white;
}

.comparison-table th {
  padding: 16px;
  text-align: left;
  font-weight: 600;
  font-size: 14px;
}

.comparison-table td {
  padding: 16px;
  border-bottom: 1px solid #eee;
  color: #666;
  font-size: 14px;
}

.comparison-table tbody tr:last-child td {
  border-bottom: none;
}

.comparison-table tbody tr:hover {
  background-color: var(--muted);
}

.comparison-table strong {
  color: var(--brand);
}

/* Buying Guide */
.buying-guide {
  display: flex;
  flex-direction: column;
  gap: 24px;
  margin-top: 24px;
}

.guide-section {
  padding: 24px;
  background-color: var(--muted);
  border-radius: 12px;
  border-left: 4px solid var(--brand);
}

.guide-section h3 {
  color: var(--brand);
  margin-bottom: 16px;
  font-size: 18px;
}

.guide-section ul {
  list-style: none;
  padding: 0;
}

.guide-section li {
  padding: 8px 0;
  padding-left: 28px;
  position: relative;
  color: #666;
  line-height: 1.6;
}

.guide-section li::before {
  content: "→";
  position: absolute;
  left: 0;
  color: var(--brand);
  font-weight: 700;
}

.guide-section strong {
  color: var(--brand);
}

/* Responsive adjustments for new elements */
@media (max-width: 768px) {
  .tool-header {
    flex-direction: column;
  }
  
  .tool-content {
    padding: 20px;
  }
  
  .tool-pros-cons {
    grid-template-columns: 1fr;
  }
  
  .comparison-table {
    font-size: 12px;
  }
  
  .comparison-table th,
  .comparison-table td {
    padding: 12px 8px;
  }
  
  .cta-card {
    padding: 32px 24px;
  }
  
  .cta-buttons {
    flex-direction: column;
  }
  
  .btn {
    width: 100%;
    justify-content: center;
  }
  
  .step-list li {
    padding-left: 50px;
  }
  
  .step-list li::before {
    width: 35px;
    height: 35px;
    font-size: 16px;
  }
}