/* ── Design Tokens ─────────────────────────────────────────────── */
:root {
  --navy:       #0E172D;
  --blue:       #2957CB;
  --blue-dark:  #1a3a9f;
  --white:      #FFFFFF;
  --light-blue: #F4F8FF;
  --light-grey: #F5F7FA;
  --body:       #333333;
  --muted:      #666666;
  --light-text: #C8D4E8;
  --border:     #E2E8F0;
  --navy-2:     #1E2D4D;

  --font-main: 'Inter', 'Gotham Normal', system-ui, sans-serif;
  --font-display: 'Inter', system-ui, sans-serif;

  --radius-btn: 30px;
  --radius-card: 8px;
  --radius-pill: 100px;

  --max-w: 1200px;
  --section-py: clamp(4rem, 8vw, 6rem);
}

/* ── Reset ─────────────────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--font-main);
  color: var(--body);
  background: var(--white);
  line-height: 1.7;
  font-size: 16px;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* ── Container ─────────────────────────────────────────────────── */
.container {
  max-width: var(--max-w);
  margin-inline: auto;
  padding-inline: clamp(1rem, 4vw, 2.5rem);
}

/* ── Typography ────────────────────────────────────────────────── */
h1, h2, h3, h4, h5 { line-height: 1.2; color: var(--navy); font-weight: 700; }
h1 { font-size: clamp(2rem, 5vw, 3.25rem); }
h2 { font-size: clamp(1.6rem, 3.5vw, 2.25rem); }
h3 { font-size: clamp(1.15rem, 2vw, 1.35rem); }
h4 { font-size: 1.1rem; }
p  { line-height: 1.75; }

/* ── Buttons ───────────────────────────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.75rem;
  border-radius: var(--radius-btn);
  font-weight: 600;
  font-size: 0.95rem;
  transition: all 0.2s ease;
  cursor: pointer;
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-primary {
  background: var(--blue);
  color: var(--white);
  border-color: var(--blue);
}
.btn-primary:hover { background: var(--navy); border-color: var(--navy); }
.btn-outline {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn-outline:hover { background: rgba(255,255,255,0.1); border-color: var(--white); }
.btn-outline-dark {
  background: transparent;
  color: var(--navy);
  border-color: var(--navy);
}
.btn-outline-dark:hover { background: var(--navy); color: var(--white); }

/* ── Pill badge ────────────────────────────────────────────────── */
.pill {
  display: inline-block;
  background: var(--blue);
  color: var(--white);
  font-size: 0.72rem;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  padding: 0.35rem 1rem;
  border-radius: var(--radius-pill);
  margin-bottom: 1rem;
}

/* ── Cards ─────────────────────────────────────────────────────── */
.card {
  background: var(--white);
  border-radius: var(--radius-card);
  padding: 2rem;
  border-top: 3px solid var(--blue);
  box-shadow: 0 2px 12px rgba(14,23,45,0.06);
  transition: transform 0.2s, box-shadow 0.2s;
}
.card:hover { transform: translateY(-3px); box-shadow: 0 8px 24px rgba(14,23,45,0.1); }

/* ── Section spacing ───────────────────────────────────────────── */
.section { padding-block: var(--section-py); }
.section-navy { background: var(--navy); color: var(--white); }
.section-navy h1, .section-navy h2, .section-navy h3 { color: var(--white); }
.section-light { background: var(--light-grey); }
.section-light-blue { background: var(--light-blue); }

/* ── Grid helpers ──────────────────────────────────────────────── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 1.5rem; }
@media (max-width: 900px) { .grid-3, .grid-4 { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 600px) { .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; } }

/* ── Text utilities ────────────────────────────────────────────── */
.text-center { text-align: center; }
.text-muted { color: var(--muted); }
.text-light { color: var(--light-text); }
.section-header { max-width: 680px; margin-inline: auto; text-align: center; margin-bottom: 3.5rem; }
.section-header p { color: var(--muted); font-size: 1.05rem; margin-top: 0.75rem; }
.section-header-left { max-width: 680px; margin-bottom: 3rem; }

/* ── Divider ───────────────────────────────────────────────────── */
.divider { border: none; border-top: 1px solid var(--border); margin-block: 0; }
.divider-navy { border-top-color: var(--navy-2); }