/* ==========================================================================
   WebDev Hinglish - Reusable Component Styles
   ========================================================================== */

/* Callout Alert Boxes */
.callout {
  padding: 1.15rem 1.35rem;
  border-radius: var(--radius-md);
  margin: 1.5rem 0;
  border-left: 4px solid var(--accent-primary);
  background-color: var(--bg-secondary);
  position: relative;
}

.callout-title {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-weight: 700;
  font-size: 0.98rem;
  margin-bottom: 0.45rem;
}

.callout p {
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

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

.callout-analogy {
  border-left-color: #8b5cf6;
  background-color: rgba(139, 92, 246, 0.08);
}
.callout-analogy .callout-title { color: #8b5cf6; }

.callout-tip {
  border-left-color: var(--accent-success);
  background-color: var(--accent-success-bg);
}
.callout-tip .callout-title { color: var(--accent-success); }

.callout-warning {
  border-left-color: var(--accent-warning);
  background-color: var(--accent-warning-bg);
}
.callout-warning .callout-title { color: var(--accent-warning); }

.callout-danger {
  border-left-color: var(--accent-danger);
  background-color: var(--accent-danger-bg);
}
.callout-danger .callout-title { color: var(--accent-danger); }

.callout-interview {
  border-left-color: #ec4899;
  background-color: rgba(236, 72, 153, 0.08);
}
.callout-interview .callout-title { color: #ec4899; }

/* Buttons & Badges */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.65rem 1.25rem;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-fast);
  text-decoration: none;
}

.btn:hover {
  text-decoration: none;
}

.btn-primary {
  background-color: var(--accent-primary);
  color: #ffffff;
}
.btn-primary:hover {
  background-color: var(--accent-primary-hover);
  box-shadow: var(--shadow-md);
}

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

.btn-outline {
  background: transparent;
  color: var(--accent-primary);
  border-color: var(--accent-primary);
}
.btn-outline:hover {
  background-color: var(--accent-primary-bg);
}

.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.25rem 0.65rem;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: var(--radius-full);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge-blue { background: var(--accent-primary-bg); color: var(--accent-primary); }
.badge-green { background: var(--accent-success-bg); color: var(--accent-success); }
.badge-amber { background: var(--accent-warning-bg); color: var(--accent-warning); }
.badge-purple { background: rgba(139, 92, 246, 0.15); color: #8b5cf6; }

/* Code Blocks & Copy Button */
.code-block-wrapper {
  position: relative;
  margin: 1.5rem 0;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--border-color);
  background-color: var(--code-bg);
}

.code-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.5rem 1rem;
  background-color: rgba(0, 0, 0, 0.25);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  font-size: 0.8rem;
  font-family: var(--font-mono);
  color: #94a3b8;
}

.code-lang {
  text-transform: uppercase;
  font-weight: 600;
  letter-spacing: 0.5px;
}

.copy-code-btn {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.15);
  color: #cbd5e1;
  padding: 2px 8px;
  border-radius: var(--radius-sm);
  font-size: 0.75rem;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.copy-code-btn:hover {
  background: rgba(255, 255, 255, 0.1);
  color: #ffffff;
}

pre {
  margin: 0;
  padding: 1.25rem 1.25rem;
  overflow-x: auto;
  font-family: var(--font-mono);
  font-size: 0.92rem;
  line-height: 1.6;
  color: #e2e8f0;
}

code {
  font-family: var(--font-mono);
}

p code, li code, td code {
  background-color: var(--code-inline-bg);
  color: var(--code-inline-color);
  padding: 2px 6px;
  border-radius: var(--radius-sm);
  font-size: 0.88em;
  border: 1px solid var(--border-color);
}

/* Topic Completion & Action Bar */
.topic-actions-bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1.5rem;
  background-color: var(--bg-secondary);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  margin: 3rem 0 1.5rem;
  flex-wrap: wrap;
  gap: 1rem;
}

.mark-complete-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--bg-card);
  border: 2px solid var(--border-color);
  color: var(--text-primary);
  padding: 0.6rem 1.25rem;
  border-radius: var(--radius-md);
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.mark-complete-btn.completed {
  background-color: var(--accent-success-bg);
  border-color: var(--accent-success);
  color: var(--accent-success);
}

.topic-nav-links {
  display: flex;
  gap: 1rem;
}

/* Card Grids */
.card-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

.card {
  background-color: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-normal);
  display: flex;
  flex-direction: column;
}

.card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
  border-color: var(--accent-primary);
}

.card-icon {
  font-size: 2rem;
  margin-bottom: 0.75rem;
}

.card-title {
  font-size: 1.2rem;
  margin-bottom: 0.5rem;
  color: var(--text-primary);
}

.card-description {
  color: var(--text-secondary);
  font-size: 0.95rem;
  flex: 1;
  margin-bottom: 1.25rem;
}

/* Interactive Quiz Engine Styling */
.quiz-container {
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: 2rem;
  margin: 2rem 0;
  box-shadow: var(--shadow-md);
}

.quiz-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--border-color);
  padding-bottom: 1rem;
  margin-bottom: 1.5rem;
}

.quiz-progress-text {
  font-weight: 700;
  color: var(--accent-primary);
  font-size: 0.95rem;
}

.quiz-score-badge {
  background: var(--accent-success-bg);
  color: var(--accent-success);
  font-weight: 700;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.quiz-question-box {
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-primary);
  margin-bottom: 1.5rem;
  line-height: 1.5;
}

.quiz-options {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.quiz-option {
  display: flex;
  align-items: center;
  padding: 1rem 1.25rem;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-secondary);
  cursor: pointer;
  font-size: 0.98rem;
  font-weight: 500;
  color: var(--text-primary);
  transition: all var(--transition-fast);
}

.quiz-option:hover {
  background: var(--bg-hover);
  border-color: var(--accent-primary);
}

.quiz-option.correct {
  background: var(--accent-success-bg) !important;
  border-color: var(--accent-success) !important;
  color: var(--accent-success) !important;
  font-weight: 700;
}

.quiz-option.wrong {
  background: var(--accent-danger-bg) !important;
  border-color: var(--accent-danger) !important;
  color: var(--accent-danger) !important;
}

.quiz-option.disabled {
  pointer-events: none;
  opacity: 0.85;
}

.quiz-feedback {
  margin-top: 1.5rem;
  padding: 1.25rem;
  border-radius: var(--radius-md);
  display: none;
}

.quiz-feedback.show {
  display: block;
}

/* Details & Accordion */
details {
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
  background: var(--bg-card);
  margin: 1rem 0;
  overflow: hidden;
}

summary {
  padding: 1rem 1.25rem;
  font-weight: 600;
  cursor: pointer;
  background: var(--bg-secondary);
  color: var(--text-primary);
  user-select: none;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

summary::-webkit-details-marker {
  display: none;
}

summary::after {
  content: "▼";
  font-size: 0.75rem;
  transition: transform var(--transition-fast);
}

details[open] summary::after {
  transform: rotate(180deg);
}

.details-content {
  padding: 1.25rem;
  border-top: 1px solid var(--border-color);
}

/* Tables */
.table-wrapper {
  overflow-x: auto;
  margin: 1.5rem 0;
  border: 1px solid var(--border-color);
  border-radius: var(--radius-md);
}

table {
  width: 100%;
  border-collapse: collapse;
  text-align: left;
  font-size: 0.95rem;
}

th {
  background: var(--bg-secondary);
  color: var(--text-primary);
  padding: 0.85rem 1rem;
  font-weight: 700;
  border-bottom: 2px solid var(--border-color);
}

td {
  padding: 0.85rem 1rem;
  border-bottom: 1px solid var(--border-color);
  color: var(--text-secondary);
}

tr:last-child td {
  border-bottom: none;
}

tr:hover td {
  background-color: var(--bg-hover);
}

/* Client-Side Search Modal */
.search-modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(4px);
  z-index: 1000;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 10vh;
}

.search-modal-backdrop.open {
  display: flex;
}

.search-modal {
  width: 90%;
  max-width: 640px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  max-height: 80vh;
}

.search-input-wrapper {
  display: flex;
  align-items: center;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border-color);
  gap: 0.75rem;
}

.search-input {
  flex: 1;
  background: transparent;
  border: none;
  outline: none;
  font-size: 1.1rem;
  color: var(--text-primary);
}

.search-results-list {
  list-style: none;
  overflow-y: auto;
  padding: 0.5rem;
  max-height: 400px;
}

.search-result-item {
  display: block;
  padding: 0.75rem 1rem;
  border-radius: var(--radius-md);
  color: var(--text-primary);
  text-decoration: none;
  transition: background var(--transition-fast);
}

.search-result-item:hover, .search-result-item.focused {
  background: var(--bg-hover);
  text-decoration: none;
}

.search-result-title {
  font-weight: 600;
  font-size: 1rem;
  color: var(--accent-primary);
  margin-bottom: 2px;
}

.search-result-desc {
  font-size: 0.85rem;
  color: var(--text-muted);
}