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

body {
  font-family:
    system-ui,
    -apple-system,
    sans-serif;
  color: #111;
  background: #fff;
  line-height: 1.6;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 24px;
}

@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(10px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

header {
  background: #f8f8f8;
  border-bottom: 1px solid #e5e5e5;
  margin-bottom: 30px;
  animation: fadeIn 0.5s ease both;
}

.header-inner {
  max-width: 900px;
  margin: 0 auto;
  padding: 48px 24px 36px;
}

.header-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 16px;
}

header h1 {
  font-size: 28px;
  font-weight: 700;
}

header .subtitle {
  color: #666;
  font-size: 16px;
  margin-top: 2px;
}

.bio {
  color: #555;
  font-size: 15px;
  line-height: 1.7;
  margin-top: 16px;
  max-width: 640px;
}

.contact-links {
  display: flex;
  gap: 6px;
  margin-top: 12px;
  font-size: 14px;
}

.contact-links a {
  color: #888;
  text-decoration: none;
  transition: color 0.2s ease;
}

.contact-links a:hover {
  color: #111;
}

.contact-sep {
  color: #ccc;
}

.availability {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 14px;
  color: #888;
  white-space: nowrap;
}

.status-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  flex-shrink: 0;
}

.status-dot.unavailable {
  background: #e55;
}

.status-dot.available {
  background: #3b82f6;
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    box-shadow: 0 0 0 0 rgba(59, 130, 246, 0.5);
  }
  50% {
    box-shadow: 0 0 0 6px rgba(59, 130, 246, 0);
  }
}

.controls {
  display: flex;
  align-items: center;
  gap: 12px;
  animation: fadeIn 0.5s 0.1s ease both;
}

#search {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid #e5e5e5;
  border-radius: 6px;
  font-size: 14px;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s ease;
}

#search:focus {
  border-color: #999;
}

#search::placeholder {
  color: #aaa;
}

.sort-buttons {
  display: flex;
  flex-shrink: 0;
}

.sort-buttons button {
  padding: 8px 14px;
  border: 1px solid #e5e5e5;
  background: #fff;
  font-size: 14px;
  font-family: inherit;
  cursor: pointer;
  color: #666;
  white-space: nowrap;
  transition:
    background 0.2s ease,
    color 0.2s ease,
    border-color 0.2s ease;
}

.sort-buttons button:first-child {
  border-radius: 6px 0 0 6px;
}

.sort-buttons button:last-child {
  border-radius: 0 6px 6px 0;
  border-left: none;
}

.sort-buttons button.active {
  background: #444;
  color: #fff;
  border-color: #444;
}

.group-header {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 30px;
  margin-bottom: 4px;
  padding: 0 12px;
  font-size: 14px;
  font-weight: 600;
  color: #999;
  letter-spacing: 0.03em;
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease;
}

.group-header.visible {
  opacity: 1;
  transform: translateY(0);
}

.group-header::after {
  content: "";
  flex: 1;
  height: 1px;
  background: #e5e5e5;
}

.thumb-link {
  width: 200px;
  min-width: 200px;
  height: 130px;
  flex-shrink: 0;
  border-radius: 6px;
  overflow: hidden;
  border: 1px solid #ccc;
  background: #f5f5f5;
}

.project-thumb {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.2s ease;
}

.thumb-link:hover .project-thumb {
  transform: scale(1.05);
}

.project-card {
  display: flex;
  align-items: center;
  gap: 20px;
  padding: 12px;
  border-radius: 8px;
  opacity: 0;
  transform: translateY(8px);
  transition:
    opacity 0.3s ease,
    transform 0.3s ease,
    background 0.2s ease;
}

.project-card.visible {
  opacity: 1;
  transform: translateY(0);
}

.project-card:hover {
  background: #fafafa;
}

.project-main {
  flex: 1;
  min-width: 0;
}

.project-category {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: #999;
  margin-bottom: 2px;
}

.badge-coming-soon {
  display: inline-block;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: #3b82f6;
  background: #eff6ff;
  padding: 1px 8px;
  border-radius: 10px;
  margin-left: 8px;
  vertical-align: middle;
}

.project-name {
  font-size: 16px;
  font-weight: 600;
  color: #111;
  text-decoration: none;
}

.project-name:hover {
  text-decoration: underline;
}

.vibecoded-icon {
  display: inline-block;
  width: 1.3em;
  height: 1.3em;
  vertical-align: middle;
  margin-left: 4px;
  opacity: 0.45;
  cursor: help;
  position: relative;
}

.vibecoded-tooltip {
  position: absolute;
  bottom: calc(100% + 6px);
  left: 50%;
  transform: translateX(-50%);
  background: #333;
  color: #fff;
  font-size: 14px;
  font-weight: 400;
  padding: 4px 10px;
  border-radius: 4px;
  white-space: nowrap;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.15s ease;
}

.vibecoded-tooltip::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 4px solid transparent;
  border-top-color: #333;
}

.vibecoded-icon:hover .vibecoded-tooltip {
  opacity: 1;
}

.project-desc {
  font-size: 14px;
  color: #555;
  margin-top: 4px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

.project-sub {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 10px;
  font-size: 14px;
  color: #999;
  margin-top: 4px;
}

.project-lang {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  color: #555;
}

.lang-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.project-stars {
  font-size: 14px;
  color: #555;
  white-space: nowrap;
}

.state-message {
  text-align: center;
  padding: 48px 0;
  color: #999;
  font-size: 14px;
}

footer {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 48px 0 32px;
  font-size: 14px;
  color: #999;
}

.footer-legend {
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.footer-icon {
  width: 18px;
  height: 18px;
  color: #666;
}

footer a {
  color: #999;
  text-decoration: none;
  transition: color 0.2s ease;
}

footer a:hover {
  color: #666;
  text-decoration: underline;
}

@media (max-width: 640px) {
  .header-inner {
    padding: 32px 16px 24px;
  }

  .header-top {
    flex-direction: column;
    gap: 12px;
  }

  header h1 {
    font-size: 22px;
  }

  .bio {
    font-size: 14px;
  }

  .container {
    padding: 0 16px;
  }

  .controls {
    flex-direction: column;
    align-items: stretch;
  }

  .project-card {
    flex-direction: column;
    align-items: flex-start;
    gap: 10px;
    padding: 12px 8px;
  }

  .thumb-link {
    width: 100%;
    min-width: unset;
    height: 160px;
  }

  .project-desc {
    -webkit-line-clamp: 3;
  }

  footer {
    flex-direction: column;
    gap: 4px;
  }
}