:root {
  --bg: #ffffff;
  --fg: #0b0d10;
  --muted: #5f6368;
  --card: #ffffff;
  /* BMW M inspired accents */
  --m-blue: #0066b1;
  --m-lightblue: #4db3ff;
  --m-red: #e10600;
  --border: #e5e7eb;
}

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

body {
  font-family:
    -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial,
    sans-serif;
  background: linear-gradient(
    90deg,
    rgba(0, 102, 177, 0.04) 0%,
    rgba(77, 179, 255, 0.04) 35%,
    rgba(225, 6, 0, 0.04) 70%,
    rgba(255, 255, 255, 1) 100%
  );
  color: var(--fg);
  line-height: 1.6;
}

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

.container {
  max-width: 960px;
  margin: 0 auto;
  padding: 36px 24px 0px 24px;
  position: relative;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.logo {
  font-weight: 700;
  letter-spacing: 1px;
  font-size: 1.1rem;
  text-transform: uppercase;
}

nav a {
  margin-left: 24px;
  font-size: 0.95rem;
  color: var(--muted);
}

nav a:hover {
  color: var(--fg);
}

.hero {
  margin-bottom: 36px;
}

.hero h1 {
  font-size: clamp(2.4rem, 5vw, 3.4rem);
  font-weight: 700;
  max-width: 720px;
  margin-bottom: 8px;
  position: relative;
}

.hero h1::after {
  content: "";
  display: block;
  width: 108px;
  height: 4px;
  margin-top: 8px;
  background: linear-gradient(
    90deg,
    var(--m-blue),
    var(--m-lightblue),
    var(--m-red)
  );
}

.hero p {
  color: var(--muted);
  max-width: 640px;
  font-size: 1.05rem;
}

.section-title {
  font-size: 0.9rem;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}
.about {
  margin-bottom: 36px;
}

.tools {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 280px));
  gap: 24px;
  margin-bottom: 24px;
}

.tool {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 20px;
  position: relative;
  overflow: hidden;
  transition: transform 0.25s ease;
}

.tool::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  height: 100%;
  width: 4px;
  background: linear-gradient(
    180deg,
    var(--m-blue),
    var(--m-lightblue),
    var(--m-red)
  );
  transition: transform 0.25s ease;
  transform: translateX(-4px);
}

.tool:hover {
  transform: translateX(6px);
}

.tool:hover::before {
  transform: translateX(0);
}

.tool h3 {
  font-size: 1.05rem;
  margin-bottom: 6px;
}

.tool p {
  font-size: 0.9rem;
  color: var(--muted);
}

.signature {
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3.5rem);
  letter-spacing: 4px;
  color: var(--muted);
  opacity: 0.4;
  position: relative;
  overflow: hidden;
}

.chip {
  padding: 6px 12px;
  font-size: 0.85rem;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--fg);
  font-weight: 500;
  cursor: default;
  position: relative;
}

.chip::before {
  content: "";
  position: absolute;
  top: -10%;
  left: -4%;
  height: 120%;
  width: 108%;
  border-radius: 999px;
  z-index: -2;
  transition: opacity 0.3s ease-in;
  background: linear-gradient(
    90deg,
    var(--m-blue),
    var(--m-lightblue),
    var(--m-red)
  );
  opacity: 0;
}

.chip:hover::before {
  opacity: 1;
  color: var(--bg);
}