:root {
  --bg: #0B1C36;
  --fg: #F6F4EE;
  --accent: #FF8A3D;
  --ink: #101828;
  --line: #E5E7EB;
}

*,
*::before,
*::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  font: 16px/1.5 system-ui, -apple-system, Segoe UI, Roboto, sans-serif;
  color: var(--ink);
  background: #ffffff;
}

/* Layout helpers */

.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 16px;
}

/* Header */

.site-header {
  border-bottom: 1px solid var(--line);
  background: #ffffffcc;
  backdrop-filter: blur(10px);
  position: sticky;
  top: 0;
  z-index: 10;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 10px 16px;
}

.brand {
  font-weight: 800;
  font-size: 20px;
  letter-spacing: 0.04em;
}

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

.site-header nav a {
  margin-left: 14px;
  text-decoration: none;
  color: var(--ink);
  font-size: 14px;
  opacity: 0.85;
}

.site-header nav a:hover {
  opacity: 1;
}

/* Hero */

.hero {
  background: radial-gradient(circle at top left, #163765, var(--bg));
  color: var(--fg);
  padding: 60px 0 50px;
}

.hero-inner {
  display: flex;
  flex-direction: column;
  gap: 18px;
  min-height: 220px;
}

.hero h1 {
  font-size: clamp(28px, 5vw, 40px);
  margin-bottom: 8px;
}

.hero .lead {
  opacity: 0.95;
  margin-bottom: 16px;
  max-width: 550px;
}

/* Sections */

.section {
  padding: 40px 0;
}

.section.alt {
  background: #F8FAFC;
}

.section h2 {
  font-size: 24px;
  margin-bottom: 16px;
}

/* Grid + cards */

.grid {
  display: grid;
  gap: 16px;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.grid li {
  list-style: none;
}

.grid h3 {
  margin-bottom: 6px;
  font-size: 17px;
}

.grid p {
  margin: 0;
}

.card {
  background: #ffffff;
  border: 1px solid var(--line);
  padding: 16px;
  border-radius: 14px;
  box-shadow: 0 10px 25px rgba(15, 23, 42, 0.04);
}

/* Buttons */

.btn {
  border-radius: 999px;
  border: 1px solid var(--line);
  padding: 10px 18px;
  font-weight: 600;
  cursor: pointer;
  background: #ffffff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  font-size: 14px;
}

.btn.primary {
  background: var(--accent);
  border-color: var(--accent);
  color: #111111;
}

/* Contact form */

.form {
  display: grid;
  gap: 10px;
  max-width: 460px;
  margin-top: 12px;
}

.form label {
  font-size: 14px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.form input,
.form textarea {
  padding: 8px 10px;
  border-radius: 8px;
  border: 1px solid var(--line);
  font: inherit;
}

.form textarea {
  resize: vertical;
}

.status {
  font-size: 13px;
  margin-top: 4px;
}

/* Footer */

.site-footer {
  border-top: 1px solid var(--line);
  padding: 16px 0;
  font-size: 14px;
  margin-top: 20px;
}

/* Responsive tweaks */

@media (min-width: 720px) {
  .hero-inner {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}