:root {
  --bg: #f6f7fb;
  --text: #222;
  --accent: #1c3d9a;
  --accent2: #24a0ad;
  --card: #ffffff;
  --muted: #556;
}
* {
  box-sizing: border-box;
}
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.5;
}
.container {
  width: min(1024px, 90vw);
  margin: 0 auto;
  padding: 2rem 0;
}
.site-header {
  background: linear-gradient(120deg, #1c3d9a, #24a0ad);
  color: white;
  padding: 5rem 0 4rem;
  text-align: center;
}
.site-header h1 {
  font-size: clamp(2.2rem, 5vw, 3.2rem);
  margin: 0.2rem 0;
}
.site-header p {
  font-size: 1.15rem;
  max-width: 720px;
  margin: 0.7rem auto 0.8rem;
}
.hero-sub {
  max-width: 760px;
  margin: 0.7rem auto 1.3rem;
  color: #e7e8ff;
  font-weight: 500;
}
.btn-primary {
  display: inline-block;
  background: #ffe600;
  color: #111;
  padding: 0.78rem 1.35rem;
  border-radius: 0.55rem;
  font-weight: 700;
  text-decoration: none;
  transition: 0.2s ease;
  border: none;
}
.btn-primary:hover {
  opacity: 0.9;
  transform: translateY(-1px);
}
.cards h2,
#why h2,
#process h2,
#ai h2,
#results h2,
#industries h2,
#contact h2 {
  font-size: clamp(1.7rem, 4vw, 2rem);
  margin: 1rem 0 1.2rem;
}
.card-grid {
  display: grid;
  gap: 1rem;
  margin-top: 1rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}
.card {
  background: var(--card);
  border: 1px solid #d8dce6;
  border-radius: 0.8rem;
  padding: 1.2rem;
  box-shadow: 0 3px 12px rgba(0, 0, 0, 0.042);
}
.card h3 {
  margin: 0.2rem 0 0.6rem;
}
.split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin: 2rem 0;
}
.split .box {
  background: #fff;
  padding: 1rem;
  border: 1px solid #d8dce6;
  border-radius: 0.8rem;
}
ol {
  padding-left: 1.2rem;
  margin: 0;
}
#ai {
  margin: 2.2rem 0;
}
.ai-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 1rem;
  margin-top: 1rem;
}
.ai-card {
  background: #fff;
  border: 1px solid #dbe2e8;
  border-radius: 0.85rem;
  padding: 1rem;
  box-shadow: 0 2px 10px rgba(20, 28, 60, 0.06);
}
.ai-card h3 {
  margin: 0.2rem 0 0.6rem;
}
#results ul,
#industries ul {
  margin: 0;
  padding-left: 1.2rem;
}
.contact form {
  display: grid;
  gap: 0.8rem;
  max-width: 560px;
}
label {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  font-weight: 600;
  color: var(--muted);
}
input,
textarea {
  border: 1px solid #cdd4e3;
  padding: 0.64rem 0.7rem;
  border-radius: 0.5rem;
  font-size: 1rem;
}
footer {
  background: #f5f7fb;
  text-align: center;
  padding: 1rem;
  font-size: 0.89rem;
  color: #5a5b66;
}
@media (min-width: 768px) {
  .split {
    grid-template-columns: 1fr 1fr;
  }
}