/* ── Reset & Base ─────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --bg: #ffffff;
  --text: #111111;
  --muted: #6b7280;
  --accent: #1d4ed8;
  --accent-light: #eff6ff;
  --border: #e5e7eb;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --max: 1100px;
  --nav-h: 64px;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  font-size: 16px;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
img { display: block; max-width: 100%; }

/* ── Typography ───────────────────────────────── */
h1 { font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 700; line-height: 1.1; letter-spacing: -0.03em; }
h2 { font-size: clamp(1.5rem, 3vw, 2.25rem); font-weight: 700; letter-spacing: -0.02em; }
h3 { font-size: 1.125rem; font-weight: 600; }
p  { color: var(--muted); }

/* ── Layout ───────────────────────────────────── */
.container { max-width: var(--max); margin: 0 auto; padding: 0 24px; }

/* ── Nav ──────────────────────────────────────── */
nav {
  position: sticky; top: 0; z-index: 100;
  height: var(--nav-h);
  background: rgba(255,255,255,0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 24px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.nav-logo {
  font-size: 1rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--text);
}

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

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
}

.nav-links a {
  font-size: 0.875rem;
  color: var(--muted);
  transition: color 0.15s;
}

.nav-links a:hover,
.nav-links a.active { color: var(--text); }

.nav-cta {
  font-size: 0.875rem;
  font-weight: 600;
  color: var(--accent) !important;
}

/* ── Hero ─────────────────────────────────────── */
.hero {
  padding: 100px 0 80px;
  border-bottom: 1px solid var(--border);
}

.hero-label {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 20px;
}

.hero h1 { max-width: 720px; margin-bottom: 24px; }

.hero p {
  font-size: 1.125rem;
  max-width: 560px;
  margin-bottom: 40px;
}

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  transition: opacity 0.15s, transform 0.15s;
  cursor: pointer;
}

.btn:hover { opacity: 0.85; transform: translateY(-1px); }

.btn-primary { background: var(--text); color: #fff; }
.btn-outline { border: 1.5px solid var(--border); color: var(--text); }

.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; }

/* ── Section ──────────────────────────────────── */
section { padding: 80px 0; }
section + section { border-top: 1px solid var(--border); }

.section-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 12px;
}

.section-intro { max-width: 560px; margin-bottom: 56px; }
.section-intro h2 { margin-bottom: 12px; }

/* ── Grid ─────────────────────────────────────── */
.grid-3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 32px; }
.grid-2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(320px, 1fr)); gap: 40px; }

/* ── Card ─────────────────────────────────────── */
.card {
  padding: 32px;
  border: 1px solid var(--border);
  border-radius: 8px;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.card:hover { border-color: #c7d2fe; box-shadow: 0 4px 24px rgba(29,78,216,0.06); }

.card-icon {
  width: 40px; height: 40px;
  background: var(--accent-light);
  border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 20px;
  font-size: 1.1rem;
}

.card h3 { margin-bottom: 8px; }

/* ── Stat row ─────────────────────────────────── */
.stats { display: flex; gap: 48px; flex-wrap: wrap; padding: 48px 0; }
.stat-num { font-size: 2.5rem; font-weight: 700; letter-spacing: -0.03em; color: var(--text); }
.stat-label { font-size: 0.875rem; color: var(--muted); margin-top: 4px; }

/* ── Page hero (inner pages) ──────────────────── */
.page-hero {
  padding: 72px 0 56px;
  border-bottom: 1px solid var(--border);
}

.page-hero .hero-label { margin-bottom: 16px; }
.page-hero h1 { font-size: clamp(1.75rem, 4vw, 2.75rem); margin-bottom: 16px; }
.page-hero p { max-width: 560px; font-size: 1.05rem; }

/* ── List ─────────────────────────────────────── */
.check-list { list-style: none; display: flex; flex-direction: column; gap: 12px; }
.check-list li { display: flex; gap: 10px; }
.check-list li::before { content: "✓"; color: var(--accent); font-weight: 700; flex-shrink: 0; margin-top: 2px; }
.check-list li span { color: var(--muted); font-size: 0.95rem; }

/* ── Quote / callout ──────────────────────────── */
.callout {
  background: var(--accent-light);
  border-left: 3px solid var(--accent);
  padding: 24px 28px;
  border-radius: 0 8px 8px 0;
  margin: 40px 0;
}

.callout p { color: var(--text); font-size: 1.05rem; }

/* ── Blog card ────────────────────────────────── */
.post-card {
  border-bottom: 1px solid var(--border);
  padding: 32px 0;
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 24px;
  align-items: start;
}

.post-card:first-child { padding-top: 0; }

.post-tag {
  display: inline-block;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--accent);
  margin-bottom: 8px;
}

.post-card h3 { font-size: 1.05rem; margin-bottom: 6px; }
.post-card h3 a { transition: color 0.15s; }
.post-card h3 a:hover { color: var(--accent); }
.post-meta { font-size: 0.8rem; color: var(--muted); margin-top: 8px; }

.post-arrow { color: var(--muted); font-size: 1.2rem; transition: color 0.15s; align-self: center; }
.post-card:hover .post-arrow { color: var(--accent); }

/* ── Contact form wrapper ─────────────────────── */
.contact-wrap { display: grid; grid-template-columns: 1fr 1.6fr; gap: 64px; align-items: start; }

.contact-info h2 { margin-bottom: 16px; }

.contact-meta { margin-top: 40px; display: flex; flex-direction: column; gap: 20px; }
.contact-item { display: flex; gap: 12px; }
.contact-item-icon { font-size: 1rem; margin-top: 2px; flex-shrink: 0; }
.contact-item-text { font-size: 0.9rem; color: var(--muted); }
.contact-item-text strong { display: block; color: var(--text); font-weight: 600; margin-bottom: 2px; }

.form-area {
  background: #fafafa;
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 40px;
  min-height: 360px;
}

/* ── Footer ───────────────────────────────────── */
footer {
  border-top: 1px solid var(--border);
  padding: 40px 0;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-logo { font-size: 0.9rem; font-weight: 700; letter-spacing: -0.02em; }
.footer-logo span { color: var(--accent); }
.footer-links { display: flex; gap: 24px; list-style: none; }
.footer-links a { font-size: 0.85rem; color: var(--muted); transition: color 0.15s; }
.footer-links a:hover { color: var(--text); }
.footer-copy { font-size: 0.8rem; color: var(--muted); }

/* ── Responsive ───────────────────────────────── */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .contact-wrap { grid-template-columns: 1fr; }
  .post-card { grid-template-columns: 1fr; }
  .post-arrow { display: none; }
  .footer-inner { flex-direction: column; align-items: flex-start; }
  .stats { gap: 32px; }
}