.roadmap-section {
  background: var(--bg-primary);
  padding: var(--spacing-xxl) var(--spacing-xl);
  font-family: var(--font-primary);
  padding-top: calc(var(--spacing-xxl) + 60px);
}

.roadmap-section {
  background: var(--bg-primary);
  padding: var(--spacing-xxl) var(--spacing-xl);
  font-family: var(--font-primary);
  padding-top: calc(var(--spacing-xxl) + 60px);
}

.roadmap-header {
  max-width: 700px;
  margin-bottom: var(--spacing-xxl);
}

.roadmap-badge {
  display: inline-block;
  background: linear-gradient(
    135deg,
    var(--accent-primary),
    var(--accent-secondary)
  );
  color: #fff;
  padding: 6px 14px;
  border-radius: 999px;
  font-size: 0.85rem;
  margin-bottom: var(--spacing-sm);
}

.roadmap-header h2 {
  color: var(--text-primary);
  font-size: 2.4rem;
  margin-bottom: var(--spacing-sm);
}

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

.roadmap-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-lg);
}

.roadmap-card {
  background: var(--card-bg);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
  transition: all 0.35s ease;
}

.roadmap-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(0, 170, 255, 0.08),
    transparent
  );
  opacity: 0;
  transition: opacity 0.4s ease;
}

.roadmap-card:hover {
  transform: var(--hover-transform);
  box-shadow: var(--shadow-hover);
}

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

.roadmap-card h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  font-size: 1.2rem;
}

.roadmap-card ul {
  list-style: none;
  padding: 0;
  margin: 0;
}

.roadmap-card li {
  color: var(--text-secondary);
  padding-left: 18px;
  position: relative;
  margin-bottom: 8px;
  font-size: 0.95rem;
}

.roadmap-card li::before {
  content: "▹";
  position: absolute;
  left: 0;
  color: var(--accent-color);
}

.roadmap-card.highlight {
  border: 1px solid var(--accent-color);
  box-shadow: var(--shadow-hover-strong);
}

@media (max-width: 768px) {
  .roadmap-header h2 {
    font-size: 2rem;
  }
}
.js-deep-dive {
  background: linear-gradient(
    180deg,
    var(--bg-primary),
    var(--bg-secondary)
  );
}

/* Grid */
.js-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-lg);
}

/* Card */
.js-card {
  background: var(--card-bg);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  position: relative;
  transition: all 0.35s ease;
  overflow: hidden;
}

/* Glow sweep */
.js-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(0, 170, 255, 0.12),
    transparent
  );
  opacity: 0;
  transition: opacity 0.4s ease;
}

.js-card:hover {
  transform: var(--hover-transform);
  box-shadow: var(--shadow-hover);
}

.js-card:hover::after {
  opacity: 1;
}

/* Tag */
.js-tag {
  display: inline-block;
  font-size: 0.75rem;
  letter-spacing: 0.5px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(0, 170, 255, 0.12);
  color: var(--accent-color);
  margin-bottom: var(--spacing-sm);
}

/* Headings */
.js-card h3 {
  color: var(--text-primary);
  margin-bottom: var(--spacing-sm);
  font-size: 1.25rem;
}

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

/* Inline code */
.js-card code {
  font-family: var(--font-mono);
  font-size: 0.85rem;
  background: rgba(0, 0, 0, 0.08);
  padding: 2px 6px;
  border-radius: 6px;
  color: var(--accent-color);
}

/* Highlight card */
.js-card.highlight {
  border: 1px solid var(--accent-color);
  box-shadow: var(--shadow-hover-strong);
}

/* Responsive polish */
@media (max-width: 768px) {
  .roadmap-header h2 {
    font-size: 2rem;
  }
}
.react-fundamentals {
  background: radial-gradient(
    circle at top,
    rgba(0, 170, 255, 0.06),
    transparent 60%
  );
}

/* Grid */
.react-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-lg);
}

/* Card */
.react-card {
  background: var(--card-bg);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  transition: all 0.35s ease;
  position: relative;
  overflow: hidden;
}

/* Soft glass shimmer */
.react-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(0, 170, 255, 0.15),
    transparent
  );
  opacity: 0;
  transition: opacity 0.4s ease;
}

.react-card:hover {
  transform: var(--hover-transform);
  box-shadow: var(--shadow-hover);
}

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

/* Intro card */
.react-card.intro {
  grid-column: span 2;
  background: linear-gradient(
    135deg,
    var(--card-bg),
    rgba(0, 170, 255, 0.05)
  );
}

/* Text */
.react-card h3 {
  color: var(--text-primary);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

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

/* Highlight */
.react-card.highlight {
  border: 1px solid var(--accent-color);
  box-shadow: var(--shadow-hover-strong);
}

/* Responsive refinement */
@media (max-width: 768px) {
  .react-card.intro {
    grid-column: span 1;
  }

  .roadmap-header h2 {
    font-size: 2rem;
  }
}
.react-hooks {
  background: radial-gradient(
    circle at top,
    rgba(0, 170, 255, 0.08),
    transparent 65%
  );
}

/* Grid */
.hooks-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-lg);
}

/* Card */
.hook-card {
  background: var(--card-bg);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  box-shadow: var(--shadow);
  border: 1px solid var(--border-color);
  position: relative;
  overflow: hidden;
  transition: all 0.35s ease;
}

/* Glow sweep */
.hook-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(0, 170, 255, 0.18),
    transparent
  );
  opacity: 0;
  transition: opacity 0.4s ease;
}

.hook-card:hover {
  transform: var(--hover-transform);
  box-shadow: var(--shadow-hover);
}

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

/* Labels */
.hook-level {
  display: inline-block;
  font-size: 0.75rem;
  padding: 4px 10px;
  border-radius: 999px;
  margin-bottom: var(--spacing-sm);
  background: rgba(0, 170, 255, 0.12);
  color: var(--accent-color);
  letter-spacing: 0.4px;
}

/* Text */
.hook-card h3 {
  color: var(--text-primary);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

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

/* Emphasis styles */
.hook-card.essential {
  border-left: 4px solid var(--accent-color);
}

.hook-card.optimization {
  background: linear-gradient(
    135deg,
    var(--card-bg),
    rgba(0, 170, 255, 0.04)
  );
}

.hook-card.highlight {
  border: 1px solid var(--accent-color);
  box-shadow: var(--shadow-hover-strong);
}

/* Responsive polish */
@media (max-width: 768px) {
  .roadmap-header h2 {
    font-size: 2rem;
  }
}
.react-styling {
  background: linear-gradient(
    180deg,
    var(--bg-primary),
    var(--bg-secondary)
  );
}

/* Groups */
.styling-groups {
  display: flex;
  flex-direction: column;
  gap: var(--spacing-xl);
}

/* Group Header */
.style-group h3 {
  color: var(--text-primary);
  font-size: 1.4rem;
  margin-bottom: var(--spacing-md);
}

/* Grid */
.style-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--spacing-lg);
}

/* Card */
.style-card {
  background: var(--card-bg);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  position: relative;
  transition: all 0.35s ease;
  overflow: hidden;
}

/* Glow sweep */
.style-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(0, 170, 255, 0.15),
    transparent
  );
  opacity: 0;
  transition: opacity 0.4s ease;
}

.style-card:hover {
  transform: var(--hover-transform);
  box-shadow: var(--shadow-hover);
}

.style-card:hover::after {
  opacity: 1;
}

/* Text */
.style-card h4 {
  color: var(--text-primary);
  font-size: 1.1rem;
  margin-bottom: var(--spacing-sm);
}

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

/* Accents */
.style-card.accent {
  border-left: 4px solid var(--accent-color);
}

.style-card.library {
  background: linear-gradient(
    135deg,
    var(--card-bg),
    rgba(0, 170, 255, 0.04)
  );
}

/* Group highlight */
.style-group.highlight {
  padding: var(--spacing-lg);
  border-radius: var(--border-radius-xl);
  background: radial-gradient(
    circle at top,
    rgba(0, 170, 255, 0.08),
    transparent 65%
  );
}

/* Highlight card */
.style-card.highlight {
  border: 1px solid var(--accent-color);
  box-shadow: var(--shadow-hover-strong);
}

/* Responsive */
@media (max-width: 768px) {
  .style-group h3 {
    font-size: 1.25rem;
  }
}
.react-routing {
  background: linear-gradient(
    180deg,
    var(--bg-primary),
    var(--bg-secondary)
  );
}

/* Grid */
.routing-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-lg);
}

/* Card */
.route-card {
  background: var(--card-bg);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  transition: all 0.35s ease;
}

/* Directional glow */
.route-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(0, 170, 255, 0.18),
    transparent
  );
  opacity: 0;
  transition: opacity 0.4s ease;
}

.route-card:hover {
  transform: var(--hover-transform);
  box-shadow: var(--shadow-hover);
}

.route-card:hover::after {
  opacity: 1;
}

/* Intro emphasis */
.route-card.intro {
  grid-column: span 2;
  background: linear-gradient(
    135deg,
    var(--card-bg),
    rgba(0, 170, 255, 0.06)
  );
}

/* Text */
.route-card h3 {
  color: var(--text-primary);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

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

/* Highlight */
.route-card.highlight {
  border: 1px solid var(--accent-color);
  box-shadow: var(--shadow-hover-strong);
}

/* Mobile */
@media (max-width: 768px) {
  .route-card.intro {
    grid-column: span 1;
  }

  .roadmap-header h2 {
    font-size: 2rem;
  }
}
.react-api {
  background: radial-gradient(
    circle at top,
    rgba(0, 170, 255, 0.08),
    transparent 70%
  );
}

/* Grid */
.api-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-lg);
}

/* Card */
.api-card {
  background: var(--card-bg);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  transition: all 0.35s ease;
}

/* Data pulse effect */
.api-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(0, 170, 255, 0.2),
    transparent
  );
  transform: translateX(-100%);
  transition: transform 0.6s ease;
}

.api-card:hover::before {
  transform: translateX(100%);
}

.api-card:hover {
  transform: var(--hover-transform);
  box-shadow: var(--shadow-hover);
}

/* Text */
.api-card h3 {
  color: var(--text-primary);
  font-size: 1.2rem;
  margin-bottom: var(--spacing-sm);
}

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

/* Card types */
.api-card.core {
  border-left: 4px solid var(--accent-primary);
}

.api-card.warning {
  border-left: 4px solid var(--neon-red, var(--accent-color));
}

.api-card.loading {
  border-left: 4px solid var(--neon-cyan, var(--accent-color));
}

/* Highlight advanced tools */
.api-card.highlight {
  border: 1px solid var(--accent-color);
  box-shadow: var(--shadow-hover-strong);
  background: linear-gradient(
    135deg,
    var(--card-bg),
    rgba(0, 170, 255, 0.06)
  );
}

/* Responsive */
@media (max-width: 768px) {
  .api-card h3 {
    font-size: 1.1rem;
  }
}
.advanced-react {
  background: radial-gradient(
    circle at top right,
    rgba(118, 75, 162, 0.12),
    transparent 70%
  );
}

/* Grid */
.advanced-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-lg);
}

/* Card base */
.advanced-card {
  background: var(--card-bg);
  border-radius: var(--border-radius-lg);
  padding: var(--spacing-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  position: relative;
  overflow: hidden;
  transition: all 0.4s ease;
}

/* Glow frame */
.advanced-card::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  box-shadow: inset 0 0 0 1px transparent;
  transition: box-shadow 0.4s ease;
}

.advanced-card:hover::after {
  box-shadow: inset 0 0 0 1px var(--accent-color);
}

.advanced-card:hover {
  transform: var(--hover-transform-strong);
  box-shadow: var(--shadow-hover-strong);
}

/* Typography */
.advanced-card h3 {
  color: var(--text-primary);
  font-size: 1.25rem;
  margin-bottom: var(--spacing-sm);
}

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

/* Categories */
.advanced-card.pattern {
  border-left: 4px solid var(--accent-primary);
}

.advanced-card.portal {
  border-left: 4px solid var(--neon-purple, var(--accent-secondary));
}

.advanced-card.safety {
  border-left: 4px solid var(--neon-red, var(--accent-color));
}

.advanced-card.legacy {
  border-left: 4px solid var(--text-secondary);
  opacity: 0.95;
}

.advanced-card.future {
  background: linear-gradient(
    135deg,
    var(--card-bg),
    rgba(0, 170, 255, 0.08)
  );
  border: 1px solid var(--accent-color);
}

/* Subtle floating animation */
@keyframes floatCard {
  0% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
  100% { transform: translateY(0); }
}

.advanced-card.future {
  animation: floatCard 6s ease-in-out infinite;
}

/* Responsive */
@media (max-width: 768px) {
  .advanced-card h3 {
    font-size: 1.15rem;
  }
}
/* Section Background */
.projects-section {
  background: linear-gradient(
    180deg,
    transparent,
    rgba(0, 170, 255, 0.05),
    transparent
  );
}

/* Badge */
.roadmap-badge.critical {
  background: linear-gradient(135deg, #ff003c, #ff6a00);
  color: #fff;
  box-shadow: 0 8px 25px rgba(255, 0, 60, 0.35);
}

/* Grid */
.projects-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--spacing-lg);
}

/* Card */
.project-card {
  position: relative;
  background: var(--card-bg);
  border-radius: var(--border-radius-xl);
  padding: var(--spacing-lg);
  border: 1px solid var(--border-color);
  box-shadow: var(--shadow);
  transition: all 0.4s ease;
  overflow: hidden;
}

.project-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    transparent,
    rgba(0, 170, 255, 0.12),
    transparent
  );
  opacity: 0;
  transition: opacity 0.4s ease;
}

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

.project-card:hover {
  transform: var(--hover-transform-strong);
  box-shadow: var(--shadow-hover-strong);
}

/* Typography */
.project-card h3 {
  color: var(--text-primary);
  font-size: 1.3rem;
  margin-bottom: var(--spacing-sm);
}

.project-card ul {
  padding-left: 18px;
  margin-bottom: var(--spacing-md);
}

.project-card li {
  color: var(--text-secondary);
  font-size: 0.95rem;
  margin-bottom: 6px;
}

/* Level Badge */
.project-card .level {
  position: absolute;
  top: 16px;
  right: 16px;
  font-size: 0.75rem;
  padding: 6px 12px;
  border-radius: 999px;
  font-weight: 600;
}

/* Difficulty Styles */
.project-card.basic {
  border-left: 4px solid var(--accent-secondary);
}

.project-card.basic .level {
  background: rgba(118, 75, 162, 0.15);
  color: var(--accent-secondary);
}

.project-card.intermediate {
  border-left: 4px solid var(--accent-color);
}

.project-card.intermediate .level {
  background: rgba(0, 170, 255, 0.15);
  color: var(--accent-color);
}

.project-card.advanced {
  border-left: 4px solid var(--neon-green, #0aff9d);
}

.project-card.advanced .level {
  background: rgba(10, 255, 157, 0.15);
  color: var(--neon-green, #0aff9d);
}

/* Highlight Final Project */
.project-card.glow {
  animation: pulseGlow 4s infinite;
}

@keyframes pulseGlow {
  0% { box-shadow: 0 0 0 rgba(0, 170, 255, 0); }
  50% { box-shadow: 0 0 35px rgba(0, 170, 255, 0.35); }
  100% { box-shadow: 0 0 0 rgba(0, 170, 255, 0); }
}

/* Mobile */
@media (max-width: 768px) {
  .project-card h3 {
    font-size: 1.15rem;
  }
}