/* Base styles */
:root {
  --primary-color: #4a90e2;
  --secondary-color: #2c3e50;
  --tertiary-color: #696969;
  --background-color: #f4f6f8;
  --border-color: #ececec;
  --text-color: #2c3e50;
  --border-radius: 8px;
  --br-search: 30px;
  --spacing: 1rem 2rem;
  --spacing-side: 2rem;
  --alert-critical: #dc3545;
  --alert-high: #e74c3c;
  --alert-medium: #f39c12;
  --alert-low: #2c3e50;
}

* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  scrollbar-width: none;
  -ms-overflow-style: none;
}

*::-webkit-scrollbar {
  display: none;
}

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

/* Header styles */
header {
  background-color: white;
  padding-top: .8rem;
  padding-bottom: .8rem;
  padding-left: var(--spacing-side);
  padding-right: var(--spacing-side);
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  display: flex;
  justify-content: space-between;
  align-items: center;
  position: sticky;
  top: 0;
  z-index: 999;

  h1 {
    color: black;
    font-size: 15px;
    text-transform: uppercase;
    line-height: 1.1;
    background: #e94057;
    background-image: linear-gradient(134deg, #8A2387 0, #E94057 48%, #F27121 100%);
    color: #e94057;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: rgba(0, 0, 0, 0);
  }
}

nav {
  button {
    background-color: white;
    border: 0;
    padding: 0.63rem;
    cursor: pointer;
    border-radius: var(--border-radius);
    color: var(--tertiary-color);
    font-size: 13px;
    transition: all 0.3s ease-in-out;

    &:hover, &.active {
      background-color: var(--background-color);
    }
  }
}

.header-content {
  display: flex;
  align-items: center;
  gap: 1rem;
}

#languageSelector {
  padding: 0.5rem;
  border-radius: var(--border-radius);
  border: 1px solid var(--border-color);
  background-color: white;
  cursor: pointer;
  -webkit-appearance: none;
  -moz-appearance: none;
  appearance: none;
  outline: none;
}

/* Search section styles .search-section {} */
.search-container {
  display: flex;
  gap: 1rem;
  position: relative;
  width: 500px;
}

.search-icon {
  position: absolute;
  top: 50%;
  left: .6rem;
  transform: translateY(-50%);
  -webkit-mask-image: url('../icons/search.svg');
  mask-image: url('../icons/search.svg');
  width: 18px;
  height: 18px;
  background-color: var(--tertiary-color);
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
  -webkit-mask-size: contain;
  mask-size: contain;
  z-index: 9;
}

#searchInput {
  flex: 1;
  padding: .6rem .6rem .6rem 2rem;
  border: 0;
  background-color: var(--background-color);
  border-radius: var(--br-search);
  font-size: 14px;
}

#searchButton {
  display: none;
  padding: 1rem 2rem;
  background-color: var(--primary-color);
  color: white;
  border: none;
  border-radius: var(--border-radius);
  cursor: pointer;
  transition: background-color 0.3s;
}

#searchButton:hover {
  background-color: #357abd;
}

.no-results {
  color: #e74c3c;
  margin-top: 1rem;
}

.hidden {
  display: none;
}

/* Categories section styles */
.categories-section {
  padding-left: var(--spacing-side);
  padding-right: var(--spacing-side);
  max-width: 1200px;
  margin-top: 30px;
}

.categories-container {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: 1rem;
}

.category-btn {
  padding: 0.5rem 1rem;
  border: 1px solid var(--primary-color);
  border-radius: var(--border-radius);
  background-color: white;
  cursor: pointer;
  transition: all 0.3s;

  &.active, &:hover {
    background-color: var(--primary-color);
    color: white;
  }
}

/* Alert Level */
.alert-level-section {
  padding-left: var(--spacing-side);
  padding-right: var(--spacing-side);
  margin: 2rem auto;
}

.heading {
  display: flex;
  align-items: flex-end;
  justify-content: start;
}

.alert-level-container {
  margin-top: 1rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.alert-level-btn {
  padding: 0.5rem 1rem;
  border: 1px solid var(--primary-color);
  border-radius: var(--border-radius);
  background-color: white;
  cursor: pointer;
  transition: all 0.3s;

  &.active, &:hover {
    background-color: var(--primary-color);
    color: white;
  }

  &.active {
    &.critical {
      background-color: var(--alert-critical);
      border: 1px solid var(--alert-critical);
      color: white;
    }

    &.high {
      background-color: var(--alert-high);
      border: 1px solid var(--alert-high);
      color: white;
    }

    &.medium {
      background-color: var(--alert-medium);
      border: 1px solid var(--alert-medium);
      color: white;
    }

    &.low {
      background-color: var(--alert-low);
      border: 1px solid var(--alert-low);
      color: white;
    }
  }
}

.tooltip {
  position: relative;
  display: inline-block;
}

.info {
  display: inline-block;
  width: 20px;
  height: 20px;
  margin-left: 8px;
  cursor: pointer;
  -webkit-mask-image: url('../icons/info.svg');
  mask-image: url('../icons/info.svg');
  background-color: var(--alert-medium);
  -webkit-mask-repeat: no-repeat;
  mask-repeat: no-repeat;
  -webkit-mask-position: center;
  mask-position: center;
  -webkit-mask-size: contain;
  mask-size: contain;
}

.tooltip-content {
  visibility: hidden;
  position: absolute;
  z-index: 1000;
  width: 200px;
  background-color: white;
  color: var(--text-color);
  text-align: left;
  padding: 8px;
  border-radius: var(--border-radius);
  box-shadow: 0 2px 8px rgba(0,0,0,0.15);
  font-size: 12px;
  line-height: 1.3;
  bottom: calc(100% + 10px);
  left: 50%;
  transform: translateX(-50%);
  transition: visibility 0.2s, opacity 0.2s;
  opacity: 0;

  & strong {
    display: block;
  }

  &::after {
    content: '';
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: white transparent transparent transparent;
  }
}

.tooltip.active .tooltip-content {
  visibility: visible;
  opacity: 1;
}

/* Emoticons grid styles */
.emoticons-section {
  padding-left: var(--spacing-side);
  padding-right: var(--spacing-side);
  margin: 2rem auto;
}

.emoticons-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
  gap: 1.5rem;
  margin-top: 1rem;
}

.emoticon-item {
  background-color: white;
  border-radius: var(--border-radius);
  padding: 1rem;
  text-align: center;
  cursor: pointer;
  transition: all 0.3s;
  box-shadow: 0 2px 4px rgba(0,0,0,0.1);
  position: relative;
  overflow: hidden;

  &.critical {
    border-left: 4px solid var(--alert-critical);
  }
  &.high {
    border-left: 4px solid var(--alert-high);
  }
  &.medium {
    border-left: 4px solid var(--alert-medium);
  }
  &.low {
    border-left: 4px solid var(--alert-low);
  }
}

.emoticon-meaning {
  margin-bottom: 10px;
}

.emoticon-meaning, .emoticon-slang {
  span {
    font-weight: bold;
  }
}

.emoticon-info {
  margin-top: 0.5rem;
  font-size: 0.8rem;
  text-align: left;
  transition: all 0.3s;
}

.emoticon-name {
  font-weight: 700;
  line-height: 1.2;
  margin-bottom: 20px;
  text-transform: capitalize;
}

.emoticon-category {
  display: none;
  color: var(--secondary-color);
  font-weight: bold;
  text-transform: capitalize;
}

.emoticon-related {
  display: flex;
  justify-content: center;
  gap: 0.25rem;
  margin-top: 0.25rem;
}

.related-emoji {
  font-size: 1rem;
}

.emoticon-item:hover {
  transform: scale(1.05);
}

.emoticon-symbol {
  font-size: 2rem;
}

.categories-container, .alert-level-container {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.mobile-select {
  display: none;
  width: 100%;
  padding: 10px;
  border-radius: 6px;
  border: 1px solid #ccc;
  margin-top: 10px;
}

/* Footer styles */
footer {
  background-color: var(--secondary-color);
  color: white;
  text-align: center;
  padding: var(--spacing);
  margin-top: 2rem;

  a {
    color: white;
    text-decoration: none;
    
    &:hover {
      text-decoration: underline;
    }
  }
}

/* Responsive design */
@media (max-width: 992px) {
  header {
    padding-top: 3rem;
    padding-bottom: 4rem;

    h1 {
      position: absolute;
      top: 15px;
      left: 50%;
      transform: translateX(-50%);
    }
  }

  .header-content {
    width: 100%;
    justify-content: space-between;
  }

  .search-container {
    position: absolute;
    bottom: 0.8rem;
    left: 50%;
    transform: translateX(-50%);
    width: 90%;
  }

  #searchButton {
    width: 100%;
  }

  .categories-container, .alert-level-container {
    justify-content: center;
  }

  .emoticons-grid {
    grid-template-columns: repeat(auto-fill, minmax(150px, 1fr));
  }
}

@media (max-width: 768px) {
  :root {
    --spacing-side: 1rem;
  }
  .categories-container, .alert-level-container {
    display: none;
  }
  
  .mobile-select {
    display: block;
  }

  .tooltip-content {
    width: 260px;
    font-size: 13px;
    padding: 10px;
  }
}

@media (max-width: 480px) {
  .tooltip-content {
    width: 220px;
    left: auto;
    right: -15px;
    transform: none;
  }

  .tooltip-content::after {
    left: auto;
    right: 20px;
  }
}