/* Lume Design System */
@import "https://unpkg.com/@lumeland/ds@0.5.2/ds.css";

* {
  border-radius: 0 !important;
}

/* Nav styling */
body > nav,
header nav {
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
  background-color: var(--color-highlight);
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 0 1rem;
}

body > nav ul,
header nav ul {
  display: flex;
  align-items: center;
  gap: 1rem;
  list-style: none;
  margin: 0;
  padding: 0;
}

body > nav .nav-actions,
header nav .nav-actions {
  display: flex;
  align-items: center;
  margin-left: auto;
  min-width: 0;
}

body > nav .nav-actions-list,
header nav .nav-actions-list {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
}

body > nav .nav-actions-list > li,
header nav .nav-actions-list > li {
  display: flex;
  align-items: center;
}

body > nav a,
header nav a {
  color: var(--color-text);
  text-decoration: none;
  font: var(--font-ui);
}

body > nav a:hover,
header nav a:hover {
  color: var(--color-primary);
}

body > nav .logo a,
header nav .logo a {
  font: var(--font-ui-bold);
  color: var(--color-base);
}

body > nav .btn-add-wrapper,
header nav .btn-add-wrapper {
  display: flex;
  align-items: center;
}

body > nav .btn-add,
header nav .btn-add {
  background: var(--color-primary);
  color: var(--color-background);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  height: 2.25rem;
  min-height: 2.25rem;
  line-height: 1;
  padding: 0 1rem;
  border-radius: var(--border-radius);
}

body > nav .btn-add:hover,
header nav .btn-add:hover {
  background: var(--color-primary-highlight);
  color: var(--color-background);
}

/* Theme toggle button */
body > nav .theme-toggle,
header nav .theme-toggle {
  display: flex;
  align-items: center;
}

body > nav .btn-theme,
header nav .btn-theme {
  background: transparent;
  border: none;
  color: var(--color-text);
  cursor: pointer;
  padding: 0.5rem;
  display: flex;
  align-items: center;
  justify-content: center;
}

body > nav .btn-theme:hover,
header nav .btn-theme:hover {
  color: var(--color-primary);
}

body > nav .btn-theme svg,
header nav .btn-theme svg {
  display: block;
}

.language-menu {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
}

.language-icon {
  flex-shrink: 0;
}

.language-select {
  height: 2.25rem;
  min-height: 2.25rem;
  padding: 0 2rem 0 0.75rem;
  line-height: 1;
}

/* Hamburger menu button */
body > nav .hamburger-wrapper,
header nav .hamburger-wrapper {
  display: none;
}

body > nav .hamburger,
header nav .hamburger {
  display: flex;
  align-items: center;
  justify-content: center;
  background: transparent;
  border: none;
  cursor: pointer;
  padding: 0;
  z-index: 10;
  color: var(--color-text);
}

body > nav .hamburger svg,
header nav .hamburger svg {
  display: block;
}

/* Nav menu wrapper (for layout) */
body > nav .nav-menu-wrapper,
header nav .nav-menu-wrapper {
  display: contents;
}

/* Nav menu items container */
body > nav .nav-menu,
header nav .nav-menu {
  display: contents;
  list-style: none;
  margin: 0;
  padding: 0;
}

/* Nav search bar in navbar */
body > nav .nav-search,
header nav .nav-search {
  display: flex;
  flex: 1;
  max-width: 300px;
}

/* Pagefind UI styles in navbar */
.nav-search {
  position: relative;
  align-items: center;
  --pagefind-ui-scale: 0.8;
  --pagefind-ui-primary: var(--color-primary);
  --pagefind-ui-text: var(--color-text);
  --pagefind-ui-background: var(--color-highlight);
  --pagefind-ui-border: var(--color-line);
  --pagefind-ui-tag: var(--color-line);
  --pagefind-ui-border-width: 1px;
  --pagefind-ui-border-radius: var(--border-radius);
  --pagefind-ui-image-border-radius: var(--border-radius);
  --pagefind-ui-image-box-ratio: 3 / 2;
  --pagefind-ui-font: var(--font-body);
}

.nav-search .pagefind-ui {
  display: flex;
  align-items: center;
  height: 100%;
  width: 100%;
}

.nav-search .pagefind-ui__form {
  display: flex;
  align-items: center;
  height: 100%;
  margin: 0;
  min-height: 2.25rem;
}

.nav-search .pagefind-ui__form::before {
  top: 50%;
  left: 0.7rem;
  width: 0.9rem;
  height: 0.9rem;
  transform: translateY(-50%);
}

.nav-search .pagefind-ui__search-input {
  width: 100%;
  height: 2.25rem;
  min-height: 2.25rem;
  padding: 0 2rem;
  font-size: 0.875rem;
  line-height: 1.25;
  background-color: var(--color-background);
  color: var(--color-text);
  border: 1px solid var(--color-line);
  border-radius: var(--border-radius);
  font-weight: normal;
}

.nav-search .pagefind-ui__search-input::placeholder {
  color: var(--color-dim);
}

.nav-search .pagefind-ui__search-input:focus {
  border-color: var(--color-primary);
  outline: none;
  box-shadow: 0 0 0 2px rgba(var(--color-primary-rgb, 59, 130, 246), 0.2);
}

.nav-search .pagefind-ui__search-clear {
  top: 50%;
  right: 0.45rem;
  left: auto;
  width: 1.5rem;
  height: 1.5rem;
  transform: translateY(-50%);
  display: flex;
  align-items: center;
  justify-content: center;
  background-color: transparent;
  color: transparent;
  padding: 0;
  border: 0;
  font-size: 0;
  line-height: 0;
  white-space: nowrap;
  overflow: hidden;
}

.nav-search .pagefind-ui__search-clear::before {
  content: "x";
  color: var(--color-dim);
  font-size: 1rem;
  line-height: 1;
  font-weight: 700;
}

.nav-search .pagefind-ui__search-clear:hover::before {
  color: var(--color-primary);
}

.nav-search .pagefind-ui__drawer {
  position: absolute;
  display: flex;
  flex-direction: column;
  flex-wrap: nowrap;
  gap: 0.35rem;
  top: 100%;
  right: 0;
  left: auto;
  width: min(28rem, calc(100vw - 2rem));
  max-width: calc(100vw - 2rem);
  background: var(--color-highlight);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 200;
  border: 1px solid var(--color-line);
  border-radius: var(--border-radius);
  margin-top: 0.5rem;
  max-height: 80vh;
  overflow-y: auto;
}

.nav-search .pagefind-ui__drawer .pagefind-ui__filter-panel {
  display: none;
}

.nav-search .pagefind-ui .pagefind-ui__results-area {
  width: 100%;
  margin: 0;
  padding: 0 0.8rem 0.8rem;
}

.nav-search .pagefind-ui .pagefind-ui__results .pagefind-ui__result {
  border-bottom: 1px solid var(--color-line);
  padding: 0.8rem 0;
}

.nav-search .pagefind-ui__result:last-child {
  border-bottom: none;
}

.nav-search .pagefind-ui__result-link {
  color: var(--color-primary);
  font-weight: bold;
  text-decoration: none;
}

.nav-search .pagefind-ui__result-link:hover {
  text-decoration: underline;
}

.nav-search .pagefind-ui__result-excerpt {
  color: var(--color-text);
  font-size: 0.9em;
  margin-top: 0.3rem;
}

.nav-search .pagefind-ui .pagefind-ui__message {
  padding: 0.5rem 0;
  color: var(--color-dim);
  font-style: italic;
}

/* Mobile responsive navigation */
@media (max-width: 768px) {
  body > nav ul,
  header nav ul {
    gap: 0.5rem;
  }

  body > nav .hamburger-wrapper,
  header nav .hamburger-wrapper {
    display: flex;
    align-items: center;
  }

  body > nav .nav-menu-wrapper,
  header nav .nav-menu-wrapper {
    display: none;
    position: fixed;
    top: 3rem;
    right: 0;
    width: 200px;
    max-height: calc(100vh - 3rem);
    background: var(--color-highlight);
    box-shadow: -2px 4px 8px rgba(0, 0, 0, 0.3);
    z-index: 99;
  }

  body > nav .nav-menu,
  header nav .nav-menu {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    padding: 1rem;
    gap: 0.5rem;
  }

  body > nav .nav-menu.open,
  header nav .nav-menu.open {
    display: flex;
  }

  /* Show wrapper when menu is open */
  body > nav .nav-menu-wrapper:has(.nav-menu.open),
  header nav .nav-menu-wrapper:has(.nav-menu.open) {
    display: block;
  }

  body > nav .nav-menu li,
  header nav .nav-menu li {
    width: 100%;
  }

  body > nav .nav-menu a,
  header nav .nav-menu a {
    display: block;
    padding: 0.5rem 0;
  }

  body > nav .nav-actions-list > .btn-add-wrapper,
  header nav .nav-actions-list > .btn-add-wrapper {
    display: none;
  }

  body > nav .nav-search,
  header nav .nav-search {
    flex: 1;
    max-width: none;
    min-width: 8.5rem;
  }

  .nav-search .pagefind-ui__drawer {
    position: fixed;
    top: 3rem;
    right: 0.5rem;
    left: 0.5rem;
    width: auto;
    max-width: none;
    max-height: calc(100vh - 3.5rem);
    margin-top: 0;
  }

  body > nav .logo,
  header nav .logo {
    display: none;
  }

  /* Theme toggle next to hamburger */
  body > nav .theme-toggle,
  header nav .theme-toggle {
    order: 0;
  }
}

@media (max-width: 420px) {
  body > nav .nav-search,
  header nav .nav-search {
    min-width: 7rem;
  }
}

/* Main content area */
body {
  padding-top: 4rem;
}

main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 2rem 1rem;
}

/* Mod Cards */
.mod-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.5rem;
  margin: 2rem 0;
}

@media (max-width: 360px) {
  .mod-grid {
    grid-template-columns: 1fr;
  }
}

.mod-card {
  padding: 0;
  display: flex;
  border-radius: var(--border-radius);
  overflow: hidden;
  background: var(--color-highlight);
  border: 1px solid var(--color-line);
}

.mod-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.25);
  border-color: var(--color-primary);
}

.mod-card:active {
  transform: translateY(-2px);
  box-shadow: 0 6px 12px rgba(0, 0, 0, 0.2);
}

/* Stacked card effect for mod groups with submods */
.mod-card-stacked {
  position: relative;
  margin-bottom: 12px;
  margin-right: 8px;
  overflow: visible;
}

.mod-card-stacked .mod-card-link {
  position: relative;
  z-index: 2;
  background: var(--color-highlight);
  border-radius: var(--border-radius);
  border: 1px solid var(--color-line);
}

.mod-card-stack {
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  background: var(--color-line);
  border: 1px solid var(--color-line-dark, rgba(0, 0, 0, 0.05));
  border-radius: var(--border-radius);
}

.mod-card-stack-2 {
  transform: translate(6px, 6px);
  z-index: 1;
}

.mod-card-stack-3 {
  transform: translate(12px, 12px);
  z-index: 0;
}

.mod-card-link {
  display: flex;
  width: 100%;
  gap: 1rem;
  padding: 1rem;
  text-decoration: none;
  color: inherit;
}

.mod-card-icon {
  width: 80px;
  height: 80px;
  border-radius: var(--border-radius);
  object-fit: cover;
  flex-shrink: 0;
}

.mod-card-yanked .mod-card-link,
.yanked-notice {
  background: #fcc0b8;
}

.yanked-notice {
  border: 1px solid var(--color-line);
  padding: 1rem;
}

.mod-card-content {
  flex: 1;
  min-width: 0;
}

.mod-card h3 {
  margin: 0 0 0.25rem 0;
  font: var(--font-ui-bold);
  color: var(--color-base);
}

.mod-card .mod-meta {
  font: var(--font-small);
  color: var(--color-dim);
  margin: 0 0 0.5rem 0;
}

.mod-card time,
.mod-page aside time {
  color: inherit;
}

.mod-last-updated {
  white-space: nowrap;
}

.mod-card .mod-desc {
  font: var(--font-small);
  color: var(--color-text);
  margin: 0;
  line-height: 1.4;
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 3;
  line-clamp: 3;
  overflow: hidden;
}

.mod-icon {
  width: 120px;
  height: 120px;
  border-radius: var(--border-radius);
  object-fit: cover;
  border: 2px solid var(--color-line);
}

.mod-page aside {
  padding: 1.5rem;
  border-radius: var(--border-radius);
  top: 5rem;
  height: fit-content;
  border: 1px solid var(--color-line);
  background: var(--color-highlight);
}

.mod-page.mod-page-yanked aside {
  background: #fcc0b8;
}

.mod-page a:has(h1) {
  display: flex;
  align-items: center;
  gap: 1rem;
  justify-content: space-between;
}

.mod-homepage-icon {
  flex-shrink: 0;
}

.mod-homepage-github-bg {
  display: none;
  fill: #fff;
}

html[data-theme="dark"] .mod-homepage-github-icon {
  color: #24292f;
}

html[data-theme="dark"] .mod-homepage-github-bg {
  display: block;
}

.mod-page aside dl {
  display: grid;
  grid-template-columns: auto 1fr;
  gap: 0.5rem 1rem;
  margin: 0;
  padding: 0;
  font: var(--font-small);
}

.mod-page aside dt {
  color: var(--color-dim);
  font-weight: normal;
}

.mod-page aside dd {
  margin: 0;
  color: var(--color-text);
}

.download-button {
  display: inline-block;
  margin-top: 1rem;
  padding: 0.5rem 1rem;
  border: 1px solid var(--color-primary);
  background: var(--color-primary);
  color: var(--color-background);
  cursor: pointer;
  font: var(--font-ui-bold);
}

.download-button:hover,
.download-button:focus {
  background: var(--color-primary-highlight);
  color: var(--color-background);
}

/* Mod Content Section */
.mod-content {
  min-width: 0;
}

.mod-content h2 {
  color: var(--color-base);
  border-bottom: 1px solid var(--color-line);
  padding-bottom: 0.5rem;
  font: var(--font-title);
}

.modinfo-raw summary {
  cursor: pointer;
  font: var(--font-ui-bold);
}

.modinfo-raw pre {
  overflow: auto;
  max-height: 24rem;
  padding: 1rem;
  border: 1px solid var(--color-line);
  background: var(--color-highlight);
}

.json-key {
  color: var(--color-primary);
}

.json-string {
  color: var(--color-success);
}

.json-number {
  color: var(--color-secondary);
}

.json-boolean,
.json-null {
  color: var(--color-warning);
}

/* Category Filter */
.category-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0;
}
.category-checkbox input[type="checkbox"] {
  appearance: none;
  -webkit-appearance: none;
  margin: 0;
  width: 16px;
  height: 16px;
  border: 1px solid var(--color-line);
  border-radius: 2px;
  background-color: var(--color-background);
  cursor: pointer;

  display: grid;
  place-content: center;
  flex-shrink: 0;
}

.category-checkbox input[type="checkbox"]::before {
  content: "";
  width: 10px;
  height: 10px;
  transform: scale(0);
  transition: none;

  background-color: var(--color-primary);
  clip-path: polygon(14% 44%, 0 65%, 50% 100%, 100% 16%, 80% 0%, 43% 62%);
}

.category-checkbox input[type="checkbox"]:checked::before {
  transform: scale(1);
}

.category-checkbox:has(input:checked) input[type="checkbox"] {
  background-color: white;
  border-color: white;
}

.category-checkbox:has(input:checked) input[type="checkbox"]::before {
  background-color: var(--color-primary); /* 빨간색 체크 표시 */
}

.category-filters label {
  display: flex;
  align-items: center;
  gap: 0.3rem;
  padding: 0.3rem 0.8rem;
  border-radius: var(--border-radius);
  cursor: pointer;
  font: var(--font-small);
  border: 1px solid var(--color-line);
  transition: none;
}

.category-filters label:hover {
  border-color: var(--color-primary);
}

.category-filters input[type="checkbox"] {
  accent-color: var(--color-primary);
  width: 16px;
  height: 16px;
  cursor: pointer;
  margin: 0;
  flex-shrink: 0;
  transition: none;
}

.flex {
  display: flex;
  gap: 1rem;
}

/* Hero Section for Index */
.hero {
  text-align: center;
  padding: 2rem 0;
  padding-top: 0;
  margin-bottom: 2rem;
  border-bottom: 1px solid var(--color-line);
}

.hero h1 {
  font: var(--font-display);
  letter-spacing: var(--font-display-spacing);
  margin-bottom: 0.5rem;
  color: var(--color-base);
}

.hero p {
  font: var(--font-body);
  color: var(--color-dim);
}

/* Main Layout with Sidebar */
.main-layout {
  display: grid;
  grid-template-columns: 220px 1fr;
  gap: 2rem;
  align-items: start;
}

.sidebar {
  position: sticky;
  top: 5rem;
  padding: 1rem;
  border: 1px solid var(--color-line);
  border-radius: var(--border-radius);
  background: var(--color-highlight);
}

.sidebar h2 {
  margin: 0 0 1rem 0;
  font: var(--font-ui-bold);
  color: var(--color-base);
  border-bottom: 1px solid var(--color-line);
  padding-bottom: 0.5rem;
}

.sidebar nav {
  padding: 0;
  margin: 0;
}

/* left align sidebar item */
ul.category-list {
  text-align: left;
}

.content {
  min-width: 0;
}

/* Footer */
body > footer {
  text-align: center;
  padding: 1.5rem;
  margin-top: 4rem;
  border-top: 1px solid var(--color-line);
  color: var(--color-dim);
  font: var(--font-small);
}

body > footer a {
  color: var(--color-text);
}

body > footer a:hover {
  color: var(--color-primary);
}

/* Submod badge - extends .badge from DS */
.submod-badge {
  background: var(--color-primary);
  color: var(--color-background);
  border-color: var(--color-primary);
  margin-left: 0.5rem;
}

.submod-badge:hover {
  background: var(--color-primary-highlight);
  border-color: var(--color-primary-highlight);
}

/* Mod categories badges container */
.mod-categories {
  display: flex;
  flex-wrap: wrap;
  gap: 0.3rem;
  margin-top: 0.5rem;
}

/* Related mods grid on mod detail page */
.related-mods {
  margin-top: 1rem;
}

/* Dependency links */
.dep-link {
  color: var(--color-primary);
  text-decoration: none;
}

.dep-link:hover {
  text-decoration: underline;
}

.version-constraint {
  color: var(--color-dim);
  font: var(--font-small);
}

/* Mod page header with clickable title */
.mod-page header a {
  color: inherit;
  text-decoration: none;
}

.mod-page header a:hover h1 {
  color: var(--color-primary);
}

/* Mods Page Layout */
.mods-layout {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.filters-aside {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.filters-aside h3 {
  font: var(--font-ui-bold);
  margin: 0 0 0.5rem 0;
  color: var(--color-base);
}

.mods-content {
  flex: 1;
  min-width: 0;
}

/* Wide screen: sidebar layout */
@media (min-width: 992px) {
  .mods-layout {
    flex-direction: row;
    gap: 2rem;
  }

  .filters-aside {
    width: 220px;
    flex-shrink: 0;
    position: sticky;
    top: 5rem;
    align-self: flex-start;
    max-height: calc(100vh - 6rem);
    overflow-y: auto;
  }

  .filters-aside .category-filters {
    flex-direction: column;
  }
}

.filter-control {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  width: 100%;
}

.filter-control label {
  font: var(--font-small);
  color: var(--color-dim);
}

.search-box {
  width: 100%;
}

.search-input,
.sort-select {
  width: 100%;
  padding: 0.75rem 1rem;
  font: var(--font-body);
  border: 1px solid var(--color-line);
  background: var(--color-highlight);
  color: var(--color-text);
}

.search-input:focus,
.sort-select:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb, 59, 130, 246), 0.2);
}

.search-input::placeholder {
  color: var(--color-dim);
}

/* Back to Top Button - only visible on mobile */
.back-to-top {
  display: none;
}

@media (max-width: 768px) {
  .back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 48px;
    height: 48px;
    background: var(--color-primary);
    color: var(--color-background);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 1;
    visibility: visible;
    z-index: 50;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
  }

  .back-to-top:hover {
    background: var(--color-primary-highlight);
  }

  .back-to-top svg {
    width: 24px;
    height: 24px;
  }
}

/* Loading Skeleton Styles */
@keyframes skeleton-pulse {
  0%, 100% {
    opacity: 0.4;
  }
  50% {
    opacity: 0.7;
  }
}

.skeleton {
  background: var(--color-line);
  animation: skeleton-pulse 1.5s ease-in-out infinite;
}

.mod-card-skeleton {
  padding: 1rem;
  display: flex;
  gap: 1rem;
  background: var(--color-highlight);
  border: 1px solid var(--color-line);
}

.mod-card-skeleton .skeleton-icon {
  width: 80px;
  height: 80px;
  flex-shrink: 0;
}

.mod-card-skeleton .skeleton-content {
  flex: 1;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.mod-card-skeleton .skeleton-title {
  height: 1.2rem;
  width: 60%;
}

.mod-card-skeleton .skeleton-meta {
  height: 0.8rem;
  width: 40%;
}

.mod-card-skeleton .skeleton-desc {
  height: 0.8rem;
  width: 100%;
}

.mod-card-skeleton .skeleton-desc-2 {
  height: 0.8rem;
  width: 80%;
}

/* Mobile responsive mod page */
@media (max-width: 768px) {
  .mod-page aside {
    position: static;
    top: auto;
  }
}

/* Skip to content link for accessibility */
.skip-link {
  position: fixed;
  top: -40px;
  left: 0;
  background: var(--color-primary);
  color: var(--color-background);
  padding: 0.5rem 1rem;
  z-index: 200;
  text-decoration: none;
  font-weight: 500;
}

.skip-link:focus {
  top: 0;
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
}