:root {
  --navy: #10233f;
  --navy-dark: #071426;
  --blue: #2563eb;
  --blue-soft: #eef5ff;
  --green: #0f9f6e;
  --text: #172b48;
  --muted: #5e7088;
  --line: #dfe7f1;
  --surface: #ffffff;
  --canvas: #f5f8fc;
  --shadow: 0 18px 55px rgba(15, 35, 65, 0.1);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--canvas);
  color: var(--text);
  font-family: Tahoma, Arial, sans-serif;
  line-height: 1.9;
}

a {
  color: var(--blue);
}

.site-header {
  border-bottom: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.96);
}

.container {
  width: min(1120px, calc(100% - 32px));
  margin-inline: auto;
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  min-height: 72px;
  gap: 20px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  color: var(--navy);
  text-decoration: none;
  font-weight: 900;
}

.brand-mark {
  display: grid;
  width: 42px;
  height: 42px;
  place-items: center;
  border-radius: 13px;
  background: var(--navy);
  color: white;
  font-size: 13px;
}

.nav-links {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 14px;
}

.nav-links a {
  color: var(--muted);
  text-decoration: none;
  font-weight: 700;
}

.hero {
  margin-block: 32px;
  padding: 64px 34px;
  border-radius: 30px;
  background:
    radial-gradient(circle at top left, rgba(96, 165, 250, 0.35), transparent 34%),
    linear-gradient(135deg, var(--navy-dark), #1748b8);
  color: white;
  box-shadow: var(--shadow);
  text-align: center;
}

.eyebrow {
  display: inline-flex;
  margin-bottom: 18px;
  padding: 7px 16px;
  border: 1px solid rgba(255, 255, 255, 0.25);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.1);
  font-size: 13px;
  font-weight: 700;
}

.hero h1 {
  margin: 0 0 14px;
  font-size: clamp(36px, 7vw, 58px);
  line-height: 1.25;
}

.hero p {
  max-width: 820px;
  margin: 0 auto;
  color: #e3edfb;
  font-size: 18px;
}

.section {
  margin-block: 26px;
  padding: 34px;
  border: 1px solid var(--line);
  border-radius: 24px;
  background: var(--surface);
  box-shadow: var(--shadow);
}

.section h1,
.section h2,
.section h3 {
  color: var(--navy);
  line-height: 1.4;
}

.section h1 {
  margin-top: 0;
  font-size: clamp(30px, 5vw, 44px);
}

.section h2 {
  margin-top: 0;
  font-size: 28px;
}

.section h3 {
  margin-bottom: 5px;
}

.lead {
  color: var(--muted);
  font-size: 17px;
}

.grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(235px, 1fr));
  gap: 18px;
}

.card {
  padding: 23px;
  border: 1px solid var(--line);
  border-radius: 18px;
  background: #f9fbfe;
}

.card p {
  margin-bottom: 0;
  color: var(--muted);
}

.notice {
  padding: 22px;
  border-inline-start: 5px solid var(--blue);
  border-radius: 15px;
  background: var(--blue-soft);
}

.success {
  border-inline-start-color: var(--green);
  background: #ecfdf5;
}

.list {
  padding-inline-start: 24px;
}

.meta {
  color: var(--muted);
  font-size: 14px;
}

.button-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 22px;
}

.button {
  display: inline-flex;
  min-height: 46px;
  align-items: center;
  justify-content: center;
  padding: 10px 20px;
  border-radius: 13px;
  background: var(--blue);
  color: white;
  text-decoration: none;
  font-weight: 800;
}

.button-secondary {
  border: 1px solid var(--line);
  background: white;
  color: var(--navy);
}

.english {
  direction: ltr;
  text-align: left;
}

footer {
  padding: 36px 0 46px;
  color: var(--muted);
  text-align: center;
  font-size: 14px;
}

@media (max-width: 700px) {
  .header-inner {
    align-items: flex-start;
    flex-direction: column;
    padding-block: 14px;
  }

  .hero,
  .section {
    padding: 26px 20px;
    border-radius: 20px;
  }

  .nav-links {
    gap: 11px;
  }
}