:root {
  --color-bg: #0b1220;
  --color-bg-alt: #101a2e;
  --color-surface: #16213a;
  --color-text: #e7ecf5;
  --color-text-muted: #9fb0c9;
  --color-accent: #4f8cff;
  --color-accent-2: #35d0ba;
  --color-border: #22304d;
  --radius: 10px;
  --max-width: 1120px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
}

a {
  color: var(--color-accent);
  text-decoration: none;
}

a:hover {
  text-decoration: underline;
}

img {
  max-width: 100%;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

header.site-header {
  border-bottom: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  position: sticky;
  top: 0;
  z-index: 10;
}

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

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.25rem;
  color: var(--color-text);
}

.brand .mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2));
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  color: #06101f;
}

nav.main-nav ul {
  list-style: none;
  display: flex;
  gap: 24px;
  margin: 0;
  padding: 0;
}

nav.main-nav a {
  color: var(--color-text-muted);
  font-weight: 500;
}

nav.main-nav a:hover,
nav.main-nav a[aria-current="page"] {
  color: var(--color-text);
  text-decoration: none;
}

.nav-toggle {
  display: none;
}

main {
  min-height: 60vh;
}

.hero {
  padding: 96px 0 72px;
  background:
    radial-gradient(1200px 400px at 20% -10%, rgba(79, 140, 255, 0.18), transparent),
    radial-gradient(1000px 400px at 100% 0%, rgba(53, 208, 186, 0.12), transparent);
}

.hero h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  margin: 0 0 16px;
  max-width: 22ch;
}

.hero p.lead {
  font-size: 1.15rem;
  color: var(--color-text-muted);
  max-width: 60ch;
  margin: 0 0 32px;
}

.hero-actions {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.btn {
  display: inline-block;
  padding: 12px 22px;
  border-radius: var(--radius);
  font-weight: 600;
  transition: transform 0.15s ease, opacity 0.15s ease;
}

.btn:hover {
  transform: translateY(-1px);
  text-decoration: none;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-accent), var(--color-accent-2));
  color: #06101f;
}

.btn-secondary {
  border: 1px solid var(--color-border);
  color: var(--color-text);
}

section {
  padding: 64px 0;
}

section + section {
  border-top: 1px solid var(--color-border);
}

.section-heading {
  margin-bottom: 40px;
}

.section-heading h2 {
  font-size: 1.75rem;
  margin: 0 0 8px;
}

.section-heading p {
  color: var(--color-text-muted);
  margin: 0;
  max-width: 60ch;
}

.grid {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 24px;
}

.card h3 {
  margin: 0 0 10px;
  font-size: 1.1rem;
}

.card p {
  margin: 0;
  color: var(--color-text-muted);
  font-size: 0.95rem;
}

.stats {
  display: grid;
  gap: 24px;
  grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
  text-align: center;
}

.stats .stat strong {
  display: block;
  font-size: 2rem;
  color: var(--color-accent-2);
}

.stats .stat span {
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

table {
  width: 100%;
  border-collapse: collapse;
}

table caption {
  caption-side: bottom;
  text-align: left;
  color: var(--color-text-muted);
  font-size: 0.85rem;
  padding-top: 8px;
}

th, td {
  text-align: left;
  padding: 12px 16px;
  border-bottom: 1px solid var(--color-border);
}

th {
  color: var(--color-text-muted);
  font-weight: 600;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

.contact-grid {
  display: grid;
  gap: 40px;
  grid-template-columns: 1.1fr 0.9fr;
  align-items: start;
}

form.contact-form {
  display: grid;
  gap: 16px;
}

.field {
  display: grid;
  gap: 6px;
}

label {
  font-size: 0.9rem;
  color: var(--color-text-muted);
}

input, textarea {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  padding: 12px 14px;
  color: var(--color-text);
  font: inherit;
}

input:focus, textarea:focus {
  outline: 2px solid var(--color-accent);
  outline-offset: 1px;
}

.info-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 16px;
}

.info-list li {
  display: grid;
  gap: 2px;
}

.info-list .label {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
}

footer.site-footer {
  border-top: 1px solid var(--color-border);
  background: var(--color-bg-alt);
  padding: 32px 0;
  color: var(--color-text-muted);
  font-size: 0.9rem;
}

footer.site-footer .container {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 720px) {
  .site-header .container {
    flex-wrap: wrap;
  }

  nav.main-nav ul {
    gap: 16px;
    flex-wrap: wrap;
  }

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