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

:root {
  --bg: #0d0d0d;
  --card: #141414;
  --border: #2a2a2a;
  --text: #e5e5e5;
  --text-dim: #888;
  --accent: #4a9eff;
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", system-ui, sans-serif;
  background: var(--bg);
  color: var(--text);
  font-size: 13px;
  line-height: 1.5;
  padding: 16px;
  max-width: 1400px;
  margin: 0 auto;
}

h1 {
  font-size: 16px;
  font-weight: 600;
  margin-bottom: 16px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--border);
}

.tabs {
  display: flex;
  gap: 4px;
  margin-bottom: 16px;
  flex-wrap: wrap;
  border-bottom: 1px solid var(--border);
  padding-bottom: 8px;
}

.tab {
  padding: 4px 10px;
  background: transparent;
  border: 1px solid var(--border);
  color: var(--text-dim);
  cursor: pointer;
  font-size: 12px;
  transition: all 0.1s ease;
}

.tab:hover {
  color: var(--text);
  border-color: var(--text-dim);
}

.tab.active {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}

.section {
  display: none;
}

.section.active {
  display: block;
}

.category {
  margin-bottom: 20px;
}

.category-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--accent);
  margin-bottom: 8px;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.links {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  gap: 6px;
}

.link {
  display: block;
  padding: 6px 10px;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  text-decoration: none;
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  transition: border-color 0.1s ease;
}

.link:hover {
  border-color: var(--accent);
}

.link .code {
  color: var(--text-dim);
  font-size: 10px;
  display: block;
  margin-top: 2px;
}

.resources .links {
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
}

.search {
  margin-bottom: 16px;
}

.search input {
  width: 100%;
  max-width: 400px;
  padding: 8px 12px;
  background: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  font-size: 13px;
  outline: none;
}

.search input:focus {
  border-color: var(--accent);
}

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

.kaomoji-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(120px, 1fr));
  gap: 4px;
}

.kaomoji {
  padding: 6px;
  background: var(--card);
  border: 1px solid var(--border);
  text-align: center;
  cursor: pointer;
  font-size: 14px;
  transition: border-color 0.1s ease;
}

.kaomoji:hover {
  border-color: var(--accent);
}

.toast {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--accent);
  color: #fff;
  padding: 8px 16px;
  font-size: 12px;
  opacity: 0;
  transition: opacity 0.2s ease;
  pointer-events: none;
}

.toast.show {
  opacity: 1;
}

@media (max-width: 600px) {
  .links {
    grid-template-columns: repeat(2, 1fr);
  }
  .resources .links {
    grid-template-columns: 1fr;
  }
}