/* Monochromatic Dark Theme */
:root {
  --bg-primary: #0a0a0a;
  --bg-secondary: #1a1a1a;
  --bg-tertiary: #fff;
  --bg-quaternary: #3a3a3a;
  --text-primary: #ffffff;
  --text-secondary: #cccccc;
  --text-tertiary: #999999;
  --border-radius: 25px;
  --shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
  --transition: all 0.2s ease;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
  background-color: var(--bg-primary);
  color: var(--text-primary);
  line-height: 1.6;
}

/* MOCA Logo */
.moca-logo {
  display: block;
  margin: 1rem auto;
  width: 8em;
  height: auto;
}

/* CSS3 Marquee */
.marquee-container {
  border-top: 1px solid var(--text-primary);
  border-bottom: 1px solid var(--text-primary);
  padding: 0.5rem 0;
  font-style: italic;
  overflow: hidden;
  white-space: nowrap;
  position: relative;
}

.marquee-content {
  display: inline-flex;
  will-change: transform;
}

.marquee-text {
  display: inline-block;
  white-space: nowrap;
}

.marquee-container a {
  color: var(--text-primary);
  text-decoration: underline;
}

.app-store {
  max-width: 1337px;
  margin: 0 auto;
  padding: 0.5rem 1.5rem;
  isolation: isolate; /* Create a new stacking context */
}

.app-store h1 {
  margin-top: 2.5rem;
  font-size: 2.2rem;
  font-weight: 600;
  color: var(--text-primary);
  letter-spacing: 0.5px;
}


.app-store h2 {
  margin-bottom: 2rem;
  color: var(--text-tertiary);
  font-size: 1.3rem;
  font-weight: 300;
}

/* Type Filters */
.type-filters {
  display: flex;
  gap: 1.5rem;
  margin-bottom: 2.5rem;
  flex-wrap: wrap;
}

.type-filter-button {
  font-size: 1.3rem;
  background-color: transparent;
  color: var(--type-color);
  border: 1px solid var(--type-color);
  padding: 1.2rem;
  font-weight: 300;
  cursor: pointer;
  border-radius: 8px;
  transition: var(--transition);
  white-space: nowrap;
}

.type-filter-button:hover {
  background-color: rgba(255, 255, 255, 0.05);
  transform: translateY(-2px);
}

.type-filter-button.active {
  background-color: var(--type-color);
  color: #000000;
}

.type-filter-button.count-button {
  border: 1px solid #666666;
  cursor: pointer;
}

.type-filter-button.count-button:hover {
  background-color: rgba(255, 255, 255, 0.05);
  transform: translateY(-2px);
}

/* Search Input */
.search-input {
  font-size: 1.3rem;
  background-color: transparent;
  color: var(--text-primary);
  border: 1px solid #ffffff;
  padding: 1.2rem;
  font-weight: 300;
  border-radius: 8px;
  transition: var(--transition);
  min-width: 250px;
  flex-grow: 1;
  max-width: 400px;
}

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

.search-input:focus {
  outline: none;
  background-color: rgba(255, 255, 255, 0.05);
  border-color: #ffffff;
}

.search-input:hover {
  background-color: rgba(255, 255, 255, 0.05);
}

/* App Grid */
.app-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 1.2rem;
  margin-bottom: 2rem;
  position: relative; /* Add positioning context */
}

.app-card {
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--shadow);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  height: 100%;
  position: relative;
  z-index: 1;
  overflow: hidden;
  isolation: isolate; /* Create a new stacking context for each card */
  border: 2px solid var(--app-border-color, #FFFFFF);
  border-radius: var(--border-radius);
  background-color: #000000;
}

.app-icon {
  width: 100%;
  border-radius: var(--border-radius);
}

.app-title {
  font-size: 1.5rem;
  font-weight: 500;
  color: var(--app-title-color, var(--text-primary));
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  position:absolute;
  width:100%;
  bottom: 0;
  left: 0;
  border-radius: 0 0 calc(var(--border-radius) + 1px) calc(var(--border-radius) + 1px);
  margin-bottom: 0;
  padding: 0.6rem 1.5rem 0.4rem;
  background: linear-gradient(to bottom, rgba(0, 0, 0, 0.7), rgba(0, 0, 0, 1));
  text-transform: uppercase;
  z-index: 2;
}

/* Play button */
.play-button {
  position: absolute;
  bottom: 0.6rem;
  right: 1.5rem;
  font-size: 1.5rem;
  color: #000000;
  text-decoration: none;
  opacity: 0;
  visibility: hidden;
  transition: var(--transition);
  z-index: 3;
  pointer-events: none;
}


.app-card:hover .play-button,
.app-card.active .play-button {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

/* Tooltip for app descriptions */
.app-card:hover .tooltip,
.app-card.active .tooltip {
  visibility: visible;
  opacity: 1;
}

.app-card:hover .app-title,
.app-card.active .app-title {
  color: #000000;
  background: var(--app-title-color);
  border-radius: 0 0 calc(var(--border-radius) - 5px) calc(var(--border-radius) - 5px);
}

.tooltip {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgb(0,0,0);
  color: #fff;
  display: flex;
  justify-content: flex-start;
  align-items: flex-start;
  padding: 1.6rem;
  border-radius: var(--border-radius);
  font-size: 1rem;
  text-transform: uppercase;
  z-index: 1;
  overflow: hidden;
  hyphens:auto;
}

.tooltip-text {
  width: 100%;
  position: relative;
  transition: transform 0.05s linear;
  padding-bottom: 6rem;
}

/* Filler Cards */
.filler-card {
  background-color: var(--bg-secondary);
  border-color: #333333;
  opacity: 0.5;
  cursor: default;
  box-shadow: none;
  z-index: 1; /* Ensure filler cards also have proper stacking */
}

.filler-card:hover {
  transform: none;
}

.filler-content {
  display: flex;
  flex-direction: column;
  align-items: center;
  width: 100%;
  padding: 3.5rem 0;
}

.filler-icon {
  width: 110px;
  height: 110px;
  border-radius: 12px;
  background-color: var(--bg-secondary);
  margin-bottom: 1rem;
  animation: pulse 1.5s ease-in-out infinite alternate;
}

.filler-title {
  width: 80%;
  height: 1.2rem;
  background-color: var(--bg-secondary);
  margin-bottom: 0.5rem;
  border-radius: 4px;
  animation: pulse 1.5s ease-in-out infinite alternate;
}

.filler-description {
  width: 60%;
  height: 0.8rem;
  background-color: var(--bg-secondary);
  border-radius: 4px;
  animation: pulse 1.5s ease-in-out infinite alternate;
}

@keyframes pulse {
  0% {
    opacity: 0.6;
  }
  100% {
    opacity: 1;
  }
}

/* Modal */
.modal {
  display: none;
  position: fixed;
  z-index: 1001; /* Increased from 1000 to ensure it's above tooltips */
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.9);
}

.modal-content {
  background-color: var(--bg-secondary);
  margin: 5% auto;
  padding: 1.5rem;
  border-radius: var(--border-radius);
  width: 1000px;
  max-width: 80%;
  box-shadow: var(--shadow);
  position: relative;
  max-height: 85vh;
  overflow-y: auto;
}

.close {
  color: var(--text-secondary);
  float: right;
  font-size: 1.8rem;
  font-weight: normal;
  cursor: pointer;
  position: absolute;
  right: 1rem;
  top: 0.5rem;
  z-index: 10;
  width: 30px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.app-details {
  margin-top: 1.5rem;
}

.app-details-header {
  display: flex;
  align-items: center;
  margin-bottom: 1.5rem;
  padding-bottom: 1rem;
}

.app-details-icon {
  width: 81px;
  height: 81px;
  border-radius: 14px;
  object-fit: contain;
  margin-right: 1.2rem;
  background-color: #000000;
}

.app-details-title {
  font-size: 1.5rem;
  font-weight: 500;
  margin-bottom: 0.3rem;
  color: var(--text-primary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  width: 100%;
}

.app-details-author {
  color: var(--text-secondary);
  font-size: 0.9rem;
  margin-bottom: 0.3rem;
}

/* Launch button */
.launch-button {
  background-color: #ffffff;
  color: #000000;
  border: none;
  border-radius: 4px;
  padding: 0.5rem 1rem;
  font-size: 0.9rem;
  font-weight: 500;
  cursor: pointer;
  transition: var(--transition);
  margin-left: auto;
  height: fit-content;
}

.launch-button:hover {
  background-color: #f0f0f0;
  transform: translateY(-1px);
}

.app-long-description {
  margin-top: 1.5rem;
  padding-top: 1rem;
  border-top: 1px solid var(--text-tertiary);
  color: var(--text-primary);
}

.app-long-description h2 {
  margin: 1.2rem 0 0.8rem;
  font-weight: 500;
  color: var(--text-primary);
  font-size: 1.3rem;
}

.app-long-description h3 {
  margin: 1rem 0 0.6rem;
  font-weight: 400;
  color: var(--text-primary);
  font-size: 1.1rem;
}

.app-long-description p {
  margin-bottom: 0.8rem;
  color: var(--text-secondary);
}

.app-long-description ul,
.app-long-description ol {
  margin-left: 1.5rem;
  margin-bottom: 0.8rem;
}

.app-long-description li {
  margin-bottom: 0.4rem;
  color: var(--text-secondary);
}

.app-long-description blockquote {
  border-left: 2px solid var(--bg-tertiary);
  padding-left: 1rem;
  margin: 1rem 0;
  color: var(--text-tertiary);
  font-style: italic;
}

/* Style links in app descriptions */
.app-long-description a {
  color: var(--text-primary);
  text-decoration: underline;
}

.app-long-description a:hover {
  color: var(--text-secondary);
}

/* Pagination */
.pagination {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 2.5rem;
  padding: 1rem 0;
}

.pagination-button {
  background-color: var(--bg-secondary);
  color: var(--text-primary);
  border: 1px solid var(--bg-quaternary);
  padding: 0.5rem 1rem;
  margin: 0 0.25rem;
  cursor: pointer;
  border-radius: 4px;
  transition: var(--transition);
}

.pagination-button:hover:not(.active) {
  background-color: var(--bg-quaternary);
}

.pagination-button.active {
  background-color: #ffffff;
  color: #000000;
  border-color: #ffffff;
}

.pagination-button:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pagination-ellipsis {
  padding: 0.5rem;
  color: var(--text-secondary);
}

/* Social Footer */
.social-footer {
  display: flex;
  justify-content: center;
  padding: 2rem 0 3rem;
  border-top: 1px solid var(--bg-quaternary);
  margin-top: 2rem;
}

.social-links {
  display: flex;
  gap: 2rem;
  align-items: center;
}

.social-links a {
  color: var(--text-tertiary);
  font-size: 1.5rem;
  transition: var(--transition);
  text-decoration: none;
}

.social-links a:hover {
  color: var(--text-primary);
  transform: translateY(-2px);
}

.social-links .fc {
  font-size: 1.4rem;
}

/* Responsive Design */
@media (max-width: 768px) {
  .app-store {
    padding: 1rem;
  }

  /* MOCA Logo */
  .moca-logo {
    width: 6em;
  }

  /* Type filters on mobile */
  .type-filters {
    gap: 0.5rem;
    margin-bottom: 2rem;
  }

  .app-grid {
    gap: 1rem;
  }

  .filler-content {
    padding: 2rem 0;
  }

  .app-card {
    padding: 1rem;
  }

  .filler-icon {
    width: 90px;
    height: 90px;
  }

  .modal-content {
    width: 95%;
    padding: 1.2rem;
  }

  .app-details-header {
    flex-direction: column;
    text-align: center;
  }

  .app-details-icon {
    margin-right: 0;
    margin-bottom: 1rem;
  }

  .app-store h1 {
    font-size: 1.7rem;
  }

  .type-filter-button{
    font-size:1.1rem;
  }

  .search-input {
    font-size: 1.1rem;
    min-width: 150px;
    max-width: none;
    flex-grow: 1;
  }

  /* Adjust launch button for mobile */
  .launch-button {
    margin: 1rem 0 0 0;
    width: 100%;
  }

  /* Adjust pagination for mobile */
  .pagination {
    flex-wrap: wrap;
  }

  .pagination-button {
    padding: 0.4rem 0.8rem;
    margin: 0.1rem;
    font-size: 0.9rem;
  }

  /* App titles on mobile */
  .app-title,
  .app-details-title {
    white-space: normal;
    overflow: visible;
    text-overflow: clip;
  }

  /* Social footer on mobile */
  .social-links {
    gap: 1.5rem;
  }

  .social-links a {
    font-size: 1.3rem;
  }

  .social-links .fc {
    font-size: 1.2rem;
  }
}