/* =============================================================================
   LEETCODE SOLUTIONS - CUSTOM STYLES
   ============================================================================= */

/* Typography and General Styling */
.md-typeset {
  font-size: 0.8rem;
  line-height: 1.6;
  color: var(--md-default-fg-color);
}

.md-typeset h1 {
  font-weight: 700;
  font-size: 2rem;
  margin-bottom: 1.5rem;
  color: var(--md-primary-fg-color);
}

.md-typeset h2 {
  font-weight: 600;
  font-size: 1.5rem;
  margin-top: 2rem;
  margin-bottom: 1rem;
  border-bottom: 2px solid var(--md-primary-fg-color--light);
  padding-bottom: 0.5rem;
}

.md-typeset h3 {
  font-weight: 600;
  font-size: 1.25rem;
  margin-top: 1.5rem;
  margin-bottom: 0.75rem;
  color: var(--md-accent-fg-color);
}

/* Header and Navigation */
.md-header {
  box-shadow: 0 0 20px rgba(0, 0, 0, 0.1);
  backdrop-filter: blur(10px);
}

.md-header__title {
  font-weight: 700;
  font-size: 1.1rem;
}

.md-tabs__link {
  font-weight: 500;
  opacity: 0.8;
  transition: all 0.2s ease;
}

.md-tabs__link:hover,
.md-tabs__link--active {
  opacity: 1;
  transform: translateY(-1px);
}

/* Sidebar Navigation */
.md-nav__title {
  font-weight: 600;
  color: var(--md-primary-fg-color);
}

.md-nav__item .md-nav__link {
  transition: all 0.2s ease;
  border-radius: 4px;
  margin: 2px 0;
  padding: 8px 12px;
}

.md-nav__item .md-nav__link:hover {
  background: var(--md-accent-fg-color--transparent);
  transform: translateX(4px);
}

.md-nav__item .md-nav__link--active {
  background: var(--md-primary-fg-color--light);
  color: var(--md-primary-bg-color);
  font-weight: 600;
}

/* Tables */
.md-typeset table:not([class]) {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  margin: 1.5rem 0;
}

.md-typeset table:not([class]) th {
  background: var(--md-primary-fg-color--light);
  color: var(--md-primary-bg-color);
  font-weight: 600;
  padding: 1rem;
}

.md-typeset table:not([class]) td {
  padding: 0.75rem 1rem;
  border-bottom: 1px solid var(--md-default-fg-color--lightest);
}

.md-typeset table:not([class]) tr:hover {
  background: var(--md-accent-fg-color--transparent);
}

/* Admonitions */
.md-typeset .admonition {
  border-radius: 8px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  margin: 1.5rem 0;
  overflow: hidden;
}

.md-typeset .admonition-title {
  font-weight: 600;
  padding: 1rem;
}

.md-typeset .admonition-title::before {
  margin-right: 0.5rem;
}

/* Search Enhancement */
.md-search__form {
  border-radius: 25px;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

.md-search__input {
  font-size: 0.8rem;
}

.md-search__input::placeholder {
  opacity: 0.7;
}

/* Footer */
.md-footer {
  background: linear-gradient(135deg, var(--md-primary-fg-color), var(--md-accent-fg-color));
}

.md-footer__title {
  font-weight: 600;
}

/* Source Repository Link */
.md-source {
  font-size: 0.7rem;
  border-radius: 20px;
  transition: all 0.2s ease;
}

.md-source:hover {
  transform: scale(1.05);
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

/* Responsive Enhancements */
@media screen and (max-width: 76.1875em) {
  .md-nav__source {
    padding: 0 1rem;
  }
}

@media screen and (max-width: 44.9375em) {
  .md-typeset {
    font-size: 0.75rem;
  }
  
  .md-typeset h1 {
    font-size: 1.75rem;
  }
  
  .md-typeset h2 {
    font-size: 1.35rem;
  }
}

/* Tabs Enhancement */
.md-typeset .tabbed-set {
  border-radius: 8px;
  overflow: hidden;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
  margin: 1.5rem 0;
}

.md-typeset .tabbed-labels {
  background: var(--md-default-bg-color--light);
}

.md-typeset .tabbed-labels > label {
  font-weight: 500;
  padding: 0.75rem 1rem;
  border-radius: 0;
  transition: all 0.2s ease;
}

.md-typeset .tabbed-labels > label:hover {
  background: var(--md-accent-fg-color--transparent);
}

.md-typeset .tabbed-content {
  padding: 1.5rem;
}

/* Task Lists */
.md-typeset .task-list-item {
  list-style: none;
  margin-left: 0;
}

.md-typeset .task-list-control {
  margin-right: 0.5rem;
}

/* Difficulty Badges - Custom styling for LeetCode problems */
.difficulty-easy {
  background: #00af9b;
  color: white;
  padding: 0.25rem 0.5rem;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 600;
  display: inline-block;
  margin: 0.25rem 0;
}

.difficulty-medium {
  background: #ffb800;
  color: white;
  padding: 0.25rem 0.5rem;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 600;
  display: inline-block;
  margin: 0.25rem 0;
}

.difficulty-hard {
  background: #ff375f;
  color: white;
  padding: 0.25rem 0.5rem;
  border-radius: 12px;
  font-size: 0.7rem;
  font-weight: 600;
  display: inline-block;
  margin: 0.25rem 0;
}

/* Smooth scrolling */
html {
  scroll-behavior: smooth;
}

/* Enhanced focus states for accessibility */
.md-nav__link:focus,
.md-tabs__link:focus,
button:focus {
  outline: 2px solid var(--md-accent-fg-color);
  outline-offset: 2px;
}

/* Loading animation for search */
.md-search__form::before {
  content: "";
  position: absolute;
  top: 50%;
  right: 1rem;
  transform: translateY(-50%);
  width: 16px;
  height: 16px;
  border: 2px solid transparent;
  border-top: 2px solid var(--md-default-fg-color--light);
  border-radius: 50%;
  animation: spin 1s linear infinite;
  opacity: 0;
  transition: opacity 0.2s ease;
}

@keyframes spin {
  0% { transform: translateY(-50%) rotate(0deg); }
  100% { transform: translateY(-50%) rotate(360deg); }
}

/* Content area improvements */
.md-content {
  padding-bottom: 2rem;
}

.md-typeset p {
  margin-bottom: 1rem;
}

.md-typeset ul, .md-typeset ol {
  margin-bottom: 1rem;
}

.md-typeset li {
  margin-bottom: 0.25rem;
}

.md-content {
  max-width: 100% !important;
  padding-left: 2rem;
  padding-right: 2rem;
}

.tag {
  display: inline-block;
  background: #00af9b;
  color: white;
  padding: 0.2rem 0.5rem;
  border-radius: 4px;
  font-size: 0.75rem;
  margin-right: 0.25rem;
}

li.md-nav__item.md-nav__item--active{
    margin-top: 0.5rem
}