:root {
  --bg-color: #121212;
  --panel-bg: #1e1e1e;
  --card-bg: #222222;
  --card-hover-bg: #2a2a2a;
  --text-main: #e0e0e0;
  --text-muted: #a0a0a0;
  --accent: #41ce42;
  --accent-light: #e5ff66;
  --border: #333333;
}

body {
  font-family: system-ui, -apple-system, blinkmacsystemfont, 'Segoe UI', roboto, sans-serif;
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
  background-color: var(--bg-color);
  color: var(--text-main);
  line-height: 1.6;
}

.app-header {
  text-align: center;
  margin-bottom: 24px;
}

h1 {
  color: var(--accent);
  margin: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 2.5rem;
  letter-spacing: -0.5px;
}

#icon {
  height: 32px;
  width: 32px;
  margin-right: 12px;
  color: var(--accent);
}

h4 {
  color: var(--accent-light);
  margin: 4px 0 8px;
  font-weight: 500;
  font-size: 1.1rem;
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: opacity 0.2s;
}

a:hover {
  opacity: 0.8;
  text-decoration: underline;
}

.intro-box {
  background: var(--panel-bg);
  padding: 16px 24px;
  border-radius: 4px;
  border: 1px solid var(--border);
  margin: 0 auto 32px;
  max-width: 800px;
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.2);
}

.intro-box p {
  margin: 0;
  font-size: 0.95rem;
  color: #cccccc;
}

#loading {
  text-align: center;
  color: var(--accent);
  width: 100%;
  margin: 20px 0;
  font-weight: 500;
  min-height: 24px;
}

#loader {
  border: 4px solid var(--border);
  border-top: 4px solid var(--accent);
  border-radius: 50%;
  width: 40px;
  height: 40px;
  animation: spin 1s linear infinite;
  margin: 20px auto;
}

#loader.hidden {
  display: none;
}

@keyframes spin {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

.upload-section {
  background: var(--panel-bg);
  padding: 16px;
  border-radius: 4px;
  border: 1px dashed #555;
  text-align: center;
  max-width: 600px;
  margin: 0 auto;
}

input[type="file"] {
  display: block;
  margin: 12px auto 0;
  font-size: 0.95rem;
  cursor: pointer;
  color: var(--text-main);
}

input[type="file"]::file-selector-button {
  background: var(--accent);
  color: var(--bg-color);
  border: none;
  padding: 8px 16px;
  border-radius: 4px;
  margin-right: 12px;
  cursor: pointer;
  font-weight: 600;
  transition: all 0.2s;
}

input[type="file"]::file-selector-button:hover {
  background: var(--accent-light);
  transform: translateY(-1px);
}

/* Image Container - Scaling constraint fix */
#imgContainer {
  display: flex;
  justify-content: center;
  margin-top: 24px;
  width: 100%;
}

#imgContainer img {
  max-width: 100%;
  height: auto;
  max-height: 400px; /* Limits large images */
  object-fit: contain;
  border-radius: 4px;
  box-shadow: 0 8px 16px rgba(0,0,0,0.3);
  border: 2px solid var(--border);
}

/* Results section overrides for modern look */
.results-header {
  margin: 40px 0 24px;
  padding-bottom: 12px;
  border-bottom: 1px solid var(--border);
}

.results-header h2 {
  color: var(--accent-light);
  margin: 0 0 8px;
  font-size: 1.8rem;
}

.results-header p {
  color: var(--text-muted);
  font-size: 0.95rem;
  margin: 0;
}

.results-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(340px, 1fr));
  gap: 24px;
  align-items: start;
}

.category-group {
  display: flex;
  flex-direction: column;
  gap: 12px;
  background: var(--panel-bg);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 16px;
  box-shadow: 0 4px 6px -1px rgba(0,0,0,0.1);
}

.showcase-container {
  display: flex;
  gap: 12px;
}

.showcase-container > .result-card {
  flex: 1;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: 16px 12px;
}

.showcase-container > .result-card img {
  margin: 0 0 12px 0;
  height: 90px;
  width: 90px;
}

.result-card {
  display: flex;
  align-items: center;
  background: var(--card-bg);
  border: 1px solid var(--border);
  border-radius: 2px;
  padding: 12px;
  position: relative;
  transition: transform 0.2s, border-color 0.2s;
}

.result-card.main-result {
  background: var(--card-hover-bg);
  border-width: 1px;
}

.result-card.top-match-green {
  border-color: var(--accent);
  background: rgba(65, 206, 66, 0.05);
}

.result-card.top-match-blue {
  border-color: #3b82f6;
  background: rgba(59, 130, 246, 0.05);
}

.badge {
  position: absolute;
  top: -10px;
  right: 12px;
  background: var(--panel-bg);
  color: var(--text-muted);
  font-size: 0.7rem;
  padding: 2px 8px;
  border-radius: 2px;
  border: 1px solid var(--border);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.badge.best-match-green {
  background: var(--accent);
  color: var(--bg-color);
  border-color: var(--accent);
}

.badge.best-match-blue {
  background: #3b82f6;
  color: #fff;
  border-color: #3b82f6;
}

.sub-results-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 8px;
}

.result-card:hover {
  transform: translateY(-2px);
  border-color: var(--accent);
}

.result-card.sub-result {
  margin-left: 16px;
  background: var(--bg-color);
  padding: 8px 12px;
}

.result-card img {
  height: 70px;
  width: 70px;
  object-fit: cover;
  border-radius: 2px; /* Harsher corner for phenotype photos */
  margin-right: 16px;
  border: 1px solid var(--border);
  background-color: var(--bg-color);
}

.result-card.sub-result img {
  height: 50px;
  width: 50px;
  margin-right: 12px;
}

.result-info {
  flex-grow: 1;
}

.result-info h3 {
  margin: 0 0 4px;
  font-size: 1.15rem;
  font-weight: 600;
  color: var(--text-main);
  transition: color 0.2s;
}

.result-card.sub-result h3 {
  font-size: 1rem;
}

.result-info a {
  text-decoration: none;
}

.result-card:hover .result-info h3 {
  color: var(--accent-light);
}

.percent-text {
  margin: 0;
  color: var(--accent);
  font-size: 0.9rem;
  font-weight: 500;
  background: rgba(65, 206, 66, 0.1);
  display: inline-block;
  padding: 2px 6px;
  border-radius: 2px;
}

.percent-text.highlight-green {
  font-weight: 700;
  background: var(--accent);
  color: var(--bg-color);
}

.percent-text.highlight-blue {
  font-weight: 700;
  background: #3b82f6;
  color: #fff;
}