:root {
  --bg: #0b1020;
  --bg-soft: #121a31;
  --panel: #ffffff;
  --panel-soft: #eef3ff;
  --text: #1d2440;
  --text-light: #f5f7ff;
  --accent: #6c8cff;
  --accent-strong: #4361d9;
  --border: #d7def5;
  --shadow: 0 18px 40px rgba(11, 16, 32, 0.18);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  line-height: 1.6;
  color: var(--text);
  background: linear-gradient(180deg, #f6f8ff 0%, #eaf0ff 100%);
}

img {
  max-width: 100%;
  display: block;
}

.container {
  width: min(1100px, calc(100% - 2rem));
  margin: 0 auto;
}

.hero {
  padding: 5rem 0 4rem;
  color: var(--text-light);
  background: radial-gradient(circle at top left, #22325f 0%, var(--bg) 58%, #070b16 100%);
}

.eyebrow {
  margin: 0 0 0.75rem;
  color: #b8c6ff;
  font-size: 0.95rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.hero h1 {
  margin: 0;
  font-size: clamp(2.5rem, 5vw, 4.5rem);
  line-height: 1.1;
}

.lead {
  max-width: 42rem;
  margin: 1.25rem 0 0;
  font-size: 1.1rem;
  color: #dfe6ff;
}

.hero-nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2rem;
}

.hero-nav a {
  padding: 0.8rem 1.1rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  border-radius: 999px;
  color: var(--text-light);
  text-decoration: none;
  background-color: rgba(255, 255, 255, 0.08);
}

.hero-nav a:hover,
.hero-nav a:focus {
  background-color: rgba(255, 255, 255, 0.18);
}

.section {
  padding: 4.5rem 0;
}

.alt-bg {
  background-color: rgba(255, 255, 255, 0.5);
}

.grid-two {
  display: grid;
  gap: 2rem;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  align-items: start;
}

.intro article,
.info-box,
.card,
.table-wrap {
  border-radius: 24px;
  box-shadow: var(--shadow);
}

.intro article,
.info-box {
  padding: 2rem;
  background-color: var(--panel);
}

.info-box {
  background: linear-gradient(180deg, #f9fbff 0%, var(--panel-soft) 100%);
}

.info-box ul {
  margin: 0;
  padding-left: 1.2rem;
}

.section-title {
  margin: 0 0 2rem;
  font-size: clamp(2rem, 4vw, 3rem);
  text-align: center;
}

.cards {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.card {
  padding: 2rem;
  background-color: var(--panel);
  border: 1px solid var(--border);
}

.card h3 {
  margin-top: 0;
  margin-bottom: 0.75rem;
  color: var(--accent-strong);
  font-size: 1.5rem;
}

.table-wrap {
  overflow-x: auto;
  background-color: var(--panel);
  padding: 1rem;
}

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

.table-wrap caption {
  padding: 0.5rem;
  font-weight: bold;
  caption-side: top;
}

.table-wrap th,
.table-wrap td {
  padding: 1rem;
  border: 1px solid var(--border);
  text-align: left;
}

.table-wrap thead th {
  background-color: #edf2ff;
}

.site-footer {
  padding: 1.5rem 0;
  text-align: center;
  color: #e8eeff;
  background-color: var(--bg);
}

@media (max-width: 860px) {
  .grid-two,
  .cards {
    grid-template-columns: 1fr;
  }

  .section {
    padding: 3.5rem 0;
  }
}