:root {
  --bg-main: #0A1A2F;
  --bg-surface: #111B3A;
  --text-main: #FFFFFF;
  --text-muted: #C7D0E0;
  --brand-accent: #00E6FF;
  --border: #1E2A5A;
}

* {
  box-sizing: border-box;
}

.font-mono {
  font-family: 'JetBrains Mono', monospace;
  font-feature-settings: "tnum";
  font-variant-numeric: tabular-nums;
}

body {
  margin: 0;
  font-family: 'Inter', system-ui, sans-serif;
  background: var(--bg-main);
  color: var(--text-main);
}

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

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

/* HEADER */
.site-header {
  border-bottom: 1px solid var(--border);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.logo {
  width: 28px;
  height: 28px;
}

.brand-name {
  font-weight: 600;
}

.main-nav a {
  margin-left: 20px;
  color: var(--text-muted);
}

.main-nav a.active {
  color: var(--brand-accent);
}

/* HERO */
.hero-dashboard {
  padding: 60px 0 40px;
}

.hero-content {
  max-width: 720px;
}

.subtitle {
  color: var(--text-muted);
  margin-bottom: 24px;
}

.search-bar-wrapper {
  display: flex;
  gap: 8px;
  margin-bottom: 16px;
}

.search-bar-wrapper input {
  flex: 1;
  padding: 14px;
  border-radius: 12px;
  border: 1px solid var(--border);
  background: var(--bg-surface);
  color: var(--text-main);
}

.btn-primary {
  background: var(--brand-accent);
  color: #0A1A2F;
  border: none;
  border-radius: 12px;
  padding: 0 18px;
  cursor: pointer;
  font-weight: 600;
}

.quick-tags {
  font-size: 14px;
  color: var(--text-muted);
}

.tag {
  margin-left: 8px;
  color: var(--brand-accent);
}

/* GRID */
.tests-grid-container {
  padding: 40px 0;
}

.category-tabs {
  margin-bottom: 24px;
}

.tab {
  background: none;
  border: none;
  color: var(--text-muted);
  margin-right: 16px;
  cursor: pointer;
}

.tab.active {
  color: var(--brand-accent);
  border-bottom: 2px solid var(--brand-accent);
}

.grid-tests {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
}

.card {
  background: var(--bg-surface);
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 18px;
}

.card-interactive:hover {
  border-color: var(--brand-accent);
  box-shadow: 0 8px 24px rgba(0,0,0,0.35);
}

.card-header {
  display: flex;
  align-items: center;
  gap: 10px;
}

.cyan {
  color: var(--brand-accent);
}

.card-desc {
  color: var(--text-muted);
  font-size: 14px;
  margin: 12px 0;
}

.card-footer {
  display: flex;
  gap: 8px;
}

.tech-badge {
  font-size: 12px;
  padding: 4px 8px;
  border-radius: 8px;
  
  border: 1px solid var(--border); 
  background: var(--bg-surface); 
  color: var(--brand-accent);
}

/* SEO */
.seo-content {
  padding: 60px 0;
  color: var(--text-muted);
}

/* FOOTER */
.site-footer {
  border-top: 1px solid var(--border);
  padding: 24px 0;
  font-size: 14px;
}

.footer-inner {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
}

@media (max-width: 640px) {
  .header-inner {
    flex-direction: column;
    height: auto;
    padding: 16px 24px;
    gap: 12px;
  }

  .main-nav {
    width: 100%;
    display: flex;
    justify-content: center;
    gap: 20px;
    font-size: 14px;
  }
  
  .main-nav a {
    margin: 0; /* Annule la marge gauche desktop */
  }