:root {
  --bg-primary: #0a0c10;
  --bg-card: #131720;
  --bg-card-hover: #181d28;
  --accent: #3b82f6;
  --accent-glow: rgba(59, 130, 246, 0.35);
  --accent-hot: #f97316;
  --accent-hot-glow: rgba(249, 115, 22, 0.35);
  --accent-green: #10b981;
  --border: #232936;
  --border-light: #2e3748;
  --text-main: #f3f4f6;
  --text-muted: #94a3b8;
  --text-dim: #64748b;
  --radius: 14px;
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
}

body {
  background-color: var(--bg-primary);
  color: var(--text-main);
  line-height: 1.6;
  min-height: 100vh;
}

a {
  color: inherit;
  text-decoration: none;
}

.container {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */
.header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 0;
  border-bottom: 1px solid var(--border);
}

.logo {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 20px;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.logo span {
  color: var(--accent);
}

.badge-tag {
  background: rgba(59, 130, 246, 0.15);
  color: var(--accent);
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  border: 1px solid rgba(59, 130, 246, 0.3);
}

.badge-hot {
  background: rgba(249, 115, 22, 0.15);
  color: var(--accent-hot);
  border-color: rgba(249, 115, 22, 0.3);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 10px;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: all 0.2s ease;
  border: none;
}

.btn-primary {
  background: linear-gradient(135deg, #2563eb, #1d4ed8);
  color: #fff;
  box-shadow: 0 4px 14px var(--accent-glow);
}

.btn-primary:hover {
  background: linear-gradient(135deg, #1d4ed8, #1e40af);
  transform: translateY(-1px);
}

.btn-hot {
  background: linear-gradient(135deg, #f97316, #ea580c);
  color: #fff;
  box-shadow: 0 4px 14px var(--accent-hot-glow);
}

.btn-hot:hover {
  background: linear-gradient(135deg, #ea580c, #c2410c);
  transform: translateY(-1px);
}

.btn-outline {
  background: transparent;
  color: var(--text-main);
  border: 1px solid var(--border-light);
}

.btn-outline:hover {
  background: var(--bg-card);
  border-color: var(--text-muted);
}

/* Hero Section */
.hero {
  text-align: center;
  padding: 80px 0 60px;
}

.hero h1 {
  font-size: 48px;
  font-weight: 800;
  letter-spacing: -1px;
  line-height: 1.2;
  margin-bottom: 24px;
}

.gradient-text {
  background: linear-gradient(135deg, #60a5fa, #3b82f6, #93c5fd);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.gradient-fire {
  background: linear-gradient(135deg, #fb923c, #f97316, #fde047);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero p {
  font-size: 18px;
  color: var(--text-muted);
  max-width: 760px;
  margin: 0 auto 36px;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Cards & Grids */
.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
  gap: 24px;
  margin: 40px 0;
}

.card {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  transition: all 0.2s ease;
}

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

.card h3 {
  font-size: 20px;
  font-weight: 700;
  margin-bottom: 12px;
}

.card p {
  color: var(--text-muted);
  font-size: 15px;
}

/* Radar UI in App */
.radar-box {
  background: var(--bg-card);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px;
  margin: 30px 0;
  box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.search-bar {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
}

.search-input {
  flex: 1;
  background: #0a0c10;
  border: 1px solid var(--border-light);
  border-radius: 10px;
  padding: 16px 20px;
  font-size: 16px;
  color: #fff;
  outline: none;
  transition: border-color 0.2s;
}

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

.quick-tags {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.quick-tag {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid var(--border);
  color: var(--text-muted);
  padding: 6px 14px;
  border-radius: 20px;
  font-size: 13px;
  cursor: pointer;
  transition: all 0.15s;
}

.quick-tag:hover {
  background: rgba(59, 130, 246, 0.15);
  color: #fff;
  border-color: var(--accent);
}

/* Score Indicators */
.metric-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 16px;
  margin: 24px 0;
}

.metric-card {
  background: #0c0f17;
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 18px;
}

.metric-card .label {
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  font-weight: 600;
  margin-bottom: 6px;
}

.metric-card .val {
  font-size: 26px;
  font-weight: 800;
  color: var(--text-main);
}

/* Spinner / Loader */
.spinner-container {
  display: none;
  text-align: center;
  padding: 60px 20px;
}

.spinner {
  width: 50px;
  height: 50px;
  border: 4px solid var(--border);
  border-top-color: var(--accent-hot);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
  margin: 0 auto 20px;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Footer */
.footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
  margin-top: 80px;
  text-align: center;
  color: var(--text-dim);
  font-size: 14px;
}