/* ----- Progress Tracking ----- */

/* Card progress bar (bottom of card) */
.card-progress-bar {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--bg-glass);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  overflow: hidden;
}

.card-progress-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--success), #34d399, #6ee7b7);
  border-radius: 0 0 var(--radius-lg) var(--radius-lg);
  transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
  position: relative;
}

.card-progress-fill::after {
  content: '';
  position: absolute;
  inset: 0;

  background: linear-gradient(90deg,
      transparent,
      rgba(255, 255, 255, 0.3),
      transparent);

  transform: translateX(-150%);
  animation: progressShimmer 2s infinite alternate ease-in-out;
}

@keyframes progressShimmer {
  to {
    transform: translateX(150%);
  }
}

/* Completed card (100%) — green glow border */
.card-completed {
  border-color: rgba(16, 185, 129, 0.4) !important;
  box-shadow: 0 0 16px rgba(16, 185, 129, 0.1), inset 0 0 0 1px rgba(16, 185, 129, 0.08);
}

/* Adjust progress bar radius if inside lesson-item */
.lesson-item .card-progress-bar,
.lesson-item .card-progress-fill {
  border-radius: 0 0 var(--radius-md) var(--radius-md) !important;
}

.card-completed:hover {
  border-color: rgba(16, 185, 129, 0.6) !important;
  box-shadow: 0 0 24px rgba(16, 185, 129, 0.18), 0 4px 12px rgba(0, 0, 0, 0.08);
}

.card-completed::before {
  background: linear-gradient(135deg, var(--success), #34d399, #6ee7b7) !important;
  opacity: 1 !important;
}

.card-completed .card-progress-fill {
  background: linear-gradient(90deg, var(--success), #34d399);
}

/* In-progress card — subtle accent border */
.card-in-progress {
  border-color: var(--accent-glow);
}

.card-in-progress:hover {
  border-color: var(--accent-glow-hover);
}

/* Progress badge on cards */
.progress-badge {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 2px 8px;
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: 600;
  background: var(--accent-glow);
  color: var(--accent-primary);
  border: 1px solid var(--accent-glow-hover);
}

.progress-badge-complete {
  background: rgba(16, 185, 129, 0.12);
  color: var(--success);
  border-color: rgba(16, 185, 129, 0.2);
}

/* Completed lesson item — green left border */
.lesson-completed {
  border-color: rgba(16, 185, 129, 0.35) !important;
  border-left: 3px solid var(--success);
  background: rgba(16, 185, 129, 0.04) !important;
}

.lesson-completed:hover {
  border-color: rgba(16, 185, 129, 0.5) !important;
  background: rgba(16, 185, 129, 0.08) !important;
}

/* In-progress lesson — subtle accent border */
.lesson-in-progress {
  border-color: var(--accent-glow);
  border-left: 3px solid var(--accent-primary);
  background: hsla(var(--accent-h), var(--accent-s), var(--accent-l), 0.02);
}

.lesson-in-progress:hover {
  border-color: var(--accent-glow-hover);
  background: hsla(var(--accent-h), var(--accent-s), var(--accent-l), 0.05);
}

/* Completed lesson number — green circle */
.lesson-num-completed {
  background: linear-gradient(135deg, var(--success), #34d399) !important;
  color: var(--white) !important;
  font-size: var(--text-xs);
}

/* Lesson status text */
.lesson-status-text {
  font-size: var(--text-xs);
  color: var(--success);
  font-weight: 500;
  margin-top: var(--space-xs);
}

/* Submitted assignment highlight */
.assignment-submitted {
  border-color: rgba(16, 185, 129, 0.3) !important;
  background: rgba(16, 185, 129, 0.03) !important;
}


/* ----- Dashboard / Landing Page ----- */
.hero-section {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2xl);
  min-height: 80vh;
  padding: var(--space-xl) 0;
}

.hero-content {
  flex: 1;
  max-width: 800px;
}

.hero-title {
  font-size: clamp(2.5rem, 5vw, 4rem);
  line-height: 1.1;
  font-weight: 800;
  margin-bottom: var(--space-md);
  background: var(--accent-gradient);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-subtitle {
  font-size: var(--text-lg);
  color: var(--text-secondary);
  margin-bottom: var(--space-xl);
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.hero-illustration {
  flex: 1;
  display: flex;
  justify-content: flex-end;
}

.code-window {
  width: 100%;
  max-width: 500px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.code-header {
  display: flex;
  gap: 8px;
  padding: 12px 16px;
  background: rgba(0, 0, 0, 0.05);
  border-bottom: 1px solid var(--border-color);
}

.code-dot {
  width: 12px;
  height: 12px;
  border-radius: 50%;
}

.code-dot-red {
  background: var(--mac-close);
}

.code-dot-yellow {
  background: var(--mac-minimize);
}

.code-dot-green {
  background: var(--mac-maximize);
}

.code-body {
  padding: var(--space-md);
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-primary);
  overflow-x: auto;
  line-height: 1.5;
}

.code-body .keyword {
  color: var(--syntax-keyword);
}

.code-body .variable {
  color: var(--syntax-variable);
}

.code-body .property {
  color: var(--syntax-property);
}

.code-body .string {
  color: var(--syntax-string);
}

.code-body .function {
  color: var(--syntax-function);
}

[data-theme="dark"] .code-header {
  background: rgba(255, 255, 255, 0.05);
}

/* Sections Common */
.section-title {
  font-size: clamp(1.8rem, 4vw, 2.5rem);
  font-weight: 700;
  text-align: center;
  margin-bottom: var(--space-xl);
}

/* Benefits */
.benefits-section {
  padding: var(--space-3xl) 0;
}

.benefits-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.benefit-card {
  text-align: center;
  padding: var(--space-xl) var(--space-lg);
}

.benefit-icon {
  font-size: 3rem;
  margin-bottom: var(--space-md);
}

.benefit-card h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
}

/* Timeline */
.timeline-section {
  padding: var(--space-3xl) 0;
}

.timeline-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: var(--space-lg);
  position: relative;
}

.timeline-item {
  position: relative;
  padding: var(--space-sm) var(--space-sm);
  text-align: center;
}

.timeline-number {
  width: 40px;
  height: 40px;
  background: var(--accent-gradient);
  color: var(--accent-contrast);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: bold;
  font-size: var(--text-lg);
  margin: 0 auto var(--space-md);
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
}

.timeline-item h3 {
  font-size: var(--text-lg);
  margin-bottom: var(--space-sm);
}

/* Tech */
.tech-section {
  padding: var(--space-3xl) 0;
}

.tech-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
  gap: var(--space-md);
}

.tech-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  padding: var(--space-md);
  gap: var(--space-sm);
  font-weight: 600;
  transition: transform 0.2s ease;
}

.tech-card:hover {
  transform: translateY(-5px);
}

.tech-icon {
  font-size: 2.5rem;
}

/* Progress Section */
.dashboard-progress-section {
  padding: var(--space-xl) 0;
}

.dashboard-progress-card {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-lg);
  padding: var(--space-xl);
}

.dp-info {
  flex: 1;
  min-width: 250px;
}

.dp-info h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-sm);
  text-align: left;
}

.dp-bar-container {
  width: 100%;
  height: 12px;
  background: var(--bg-glass);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-xs);
  overflow: hidden;
  position: relative;
}

.dp-bar {
  height: 100%;
  background: var(--accent-gradient);
  border-radius: var(--radius-full);
  transition: width 0.5s ease;
}

.dp-percent {
  font-size: var(--text-sm);
  color: var(--text-muted);
}

.dp-last-lesson {
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  min-width: 200px;
  text-align: right;
}

.dp-last-text {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  margin-bottom: 0;
}

.dp-last-lesson h4 {
  font-size: var(--text-lg);
  margin-bottom: 0;
}

.dp-last-lesson .btn {
  align-self: flex-end;
}

/* Nav */
.nav-section {
  padding: var(--space-3xl) 0;
}

.nav-card {
  display: flex;
  align-items: center;
  gap: var(--space-lg);
  cursor: pointer;
  padding: var(--space-xl);
}

.nav-card-icon {
  font-size: 2.5rem;
}

.nav-card h3 {
  font-size: var(--text-xl);
  margin-bottom: 4px;
}

.nav-card p {
  color: var(--text-secondary);
  font-size: var(--text-sm);
  margin-bottom: 0;
}

/* Footer (Compact by default) */
.main-footer {
  background: var(--bg-card);
  backdrop-filter: blur(12px);
  border-top: 1px solid var(--border-color);
  padding: var(--space-md) var(--space-lg);
  margin-top: auto;
}

.footer-inner {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  align-items: center;
  gap: var(--space-md);
}

.footer-brand {
  display: flex;
  align-items: center;
  gap: var(--space-sm);
  font-size: var(--text-base);
  font-weight: 600;
}

.footer-brand .brand-icon {
  width: 24px;
  height: 24px;
  font-size: 14px;
  background: var(--bg-glass);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-sm);
}

.footer-nav,
.footer-links {
  display: flex;
  gap: var(--space-md);
  flex-wrap: wrap;
  justify-content: center;
}

.footer-nav a,
.footer-links a {
  cursor: pointer;
  color: var(--text-secondary);
  font-weight: 500;
  font-size: var(--text-sm);
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-nav a:hover,
.footer-links a:hover {
  color: var(--text-primary);
}

.footer-copyright {
  color: var(--text-muted);
  font-size: var(--text-xs);
  margin-top: 0;
}

/* Large Footer (Dashboard) */
body[data-page="dashboard"] .main-footer {
  padding: var(--space-2xl) var(--space-lg);
}

body[data-page="dashboard"] .footer-inner {
  flex-direction: column;
  gap: var(--space-lg);
  text-align: center;
}

body[data-page="dashboard"] .footer-brand {
  font-size: var(--text-xl);
  font-weight: 700;
}

body[data-page="dashboard"] .footer-brand .brand-icon {
  width: 32px;
  height: 32px;
  font-size: var(--text-lg);
}

body[data-page="dashboard"] .footer-nav,
body[data-page="dashboard"] .footer-links {
  gap: var(--space-lg);
}

body[data-page="dashboard"] .footer-nav a,
body[data-page="dashboard"] .footer-links a {
  font-size: var(--text-base);
}

body[data-page="dashboard"] .footer-copyright {
  font-size: var(--text-sm);
  margin-top: var(--space-md);
}

/* Responsive Footer */
@media (max-width: 768px) {
  .footer-inner {
    flex-direction: column;
    text-align: center;
    gap: var(--space-md);
  }
}

/* ====== Responsive overrides for Dashboard ====== */
@media (max-width: 900px) {
  .hero-section {
    flex-direction: column;
    text-align: center;
    padding-top: var(--space-3xl);
    gap: var(--space-xl);
    min-height: auto;
  }

  .hero-actions {
    justify-content: center;
  }

  .hero-illustration {
    justify-content: center;
    width: 100%;
  }

  .dashboard-progress-card {
    flex-direction: column;
    text-align: center;
  }

  .dp-info h3 {
    text-align: center;
  }

  .dp-last-lesson {
    text-align: center;
    align-items: center;
  }

  .dp-last-lesson .btn {
    align-self: center;
  }
}

@media (max-width: 600px) {
  .hero-actions {
    flex-direction: column;
    width: 100%;
  }

  .hero-actions .btn {
    width: 100%;
  }

  .nav-card {
    flex-direction: column;
    text-align: center;
    gap: var(--space-md);
  }

  .benefits-section,
  .timeline-section,
  .tech-section,
  .nav-section {
    padding: var(--space-xl) 0;
  }

  /* Force grid-2 and others to 1 col usually */
  .grid-2,
  .nav-grid,
  .tech-grid {
    grid-template-columns: 1fr;
  }
}