:root {
  color-scheme: light;
  --bg: #f6f7fb;
  --text: #1f2937;
  --muted: #6b7280;
  --card: #ffffff;
  --line: #e5e7eb;
  --accent: #2563eb;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
}

.site-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  max-width: 1040px;
  margin: 0 auto;
  padding: 24px;
}

.brand { font-weight: 800; letter-spacing: .02em; }

.hero {
  max-width: 1040px;
  margin: 40px auto 48px;
  padding: 48px 24px 0;
}

.eyebrow {
  color: var(--accent);
  font-weight: 700;
  margin-bottom: 8px;
}

h1 {
  font-size: clamp(2.2rem, 5vw, 4.5rem);
  line-height: 1.1;
  margin: 0 0 20px;
}

.lead { color: var(--muted); font-size: 1.15rem; }

.tools-section {
  max-width: 1040px;
  margin: 0 auto 60px;
  padding: 0 24px;
}

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

.tool-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: 16px;
  padding: 24px;
  box-shadow: 0 4px 16px rgb(15 23 42 / 5%);
  transition: box-shadow .15s, transform .15s;
}

.tool-card:hover {
  box-shadow: 0 8px 28px rgb(15 23 42 / 10%);
  transform: translateY(-2px);
}

.tool-card--placeholder {
  opacity: .5;
  border-style: dashed;
  box-shadow: none;
}

.tool-card--placeholder:hover {
  box-shadow: none;
  transform: none;
}

.tool-card__header {
  margin-bottom: 12px;
}

.tool-card__tag {
  display: inline-block;
  font-size: .72rem;
  font-weight: 700;
  letter-spacing: .04em;
  text-transform: uppercase;
  padding: 3px 8px;
  border-radius: 999px;
  background: #eff6ff;
  color: var(--accent);
}

.tool-card__name {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 8px;
}

.tool-card__desc {
  font-size: .9rem;
  color: var(--muted);
  margin: 0 0 16px;
  line-height: 1.6;
}

.tool-card__link {
  display: inline-block;
  font-size: .85rem;
  font-weight: 600;
  color: var(--accent);
  text-decoration: none;
  padding: 6px 14px;
  border: 1.5px solid var(--accent);
  border-radius: 999px;
  transition: background .15s, color .15s;
}

.tool-card__link:hover {
  background: var(--accent);
  color: #fff;
}

footer {
  max-width: 1040px;
  margin: 40px auto;
  padding: 24px;
  color: var(--muted);
  border-top: 1px solid var(--line);
}