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

body {
  font-family: "Segoe UI", Arial, sans-serif;
  color: #1f2a33;
  background: #f7f8fa;
  line-height: 1.6;
}

img {
  max-width: 100%;
  display: block;
  border-radius: 18px;
}

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

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

header {
  background: #ffffff;
  border-bottom: 1px solid #e2e6ea;
  position: sticky;
  top: 0;
  z-index: 20;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 18px 0;
  gap: 20px;
}

.brand {
  font-weight: 600;
  letter-spacing: 0.02em;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 18px;
  flex-wrap: wrap;
}

nav a {
  padding: 6px 10px;
  border-radius: 999px;
  transition: background 0.2s ease;
}

nav a:hover,
nav a:focus {
  background: #eef1f5;
}

.hero {
  padding: 64px 0 40px;
  background: linear-gradient(135deg, #f5f7fa, #e9eef4);
}

.hero-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 32px;
  align-items: center;
}

.hero h1 {
  font-size: clamp(2.2rem, 3vw, 3rem);
  margin-bottom: 14px;
}

.hero p {
  max-width: 540px;
  color: #3b4a57;
  margin-bottom: 18px;
}

.cta {
  display: inline-block;
  background: #1f2a33;
  color: #ffffff;
  padding: 12px 22px;
  border-radius: 999px;
  font-weight: 500;
}

.section {
  padding: 56px 0;
}

.section h2 {
  font-size: clamp(1.6rem, 2.4vw, 2.2rem);
  margin-bottom: 16px;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 26px;
}

.card {
  background: #ffffff;
  padding: 22px;
  border-radius: 18px;
  box-shadow: 0 10px 30px rgba(17, 24, 39, 0.08);
}

.card h3 {
  margin-bottom: 10px;
  font-size: 1.2rem;
}

.feature-list {
  display: grid;
  gap: 12px;
  margin-top: 12px;
}

.highlight {
  background: #ffffff;
  border-radius: 18px;
  padding: 26px;
  border: 1px solid #e6ebf1;
}

.image-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 18px;
  margin-top: 22px;
}

.contact-grid {
  display: grid;
  grid-template-columns: minmax(240px, 1fr) minmax(240px, 1fr);
  gap: 28px;
}

.contact-card {
  background: #ffffff;
  border-radius: 18px;
  padding: 22px;
  border: 1px solid #e2e6ea;
}

form {
  display: grid;
  gap: 12px;
}

label {
  font-weight: 500;
}

input,
textarea,
select {
  padding: 10px 12px;
  border-radius: 12px;
  border: 1px solid #d7dfe6;
  font: inherit;
  background: #ffffff;
}

textarea {
  min-height: 120px;
  resize: vertical;
}

button {
  border: none;
  background: #1f2a33;
  color: #ffffff;
  padding: 12px 18px;
  border-radius: 999px;
  cursor: pointer;
  font-weight: 500;
}

footer {
  background: #1f2a33;
  color: #f7f8fa;
  padding: 28px 0;
  margin-top: 40px;
}

footer p {
  font-size: 0.95rem;
}

.split {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}

.tag {
  display: inline-block;
  padding: 6px 12px;
  background: #eef1f5;
  border-radius: 999px;
  font-size: 0.85rem;
  margin-bottom: 12px;
}

@media (max-width: 720px) {
  .header-inner {
    flex-direction: column;
    align-items: flex-start;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }
}