* { margin: 0; padding: 0; box-sizing: border-box; }

:root {
  --ink: #1a1d23;
  --muted: #565b66;
  --brand: #0f6df0;
  --brand-dark: #0b50b3;
  --sky: #e8f1ff;
  --paper: #ffffff;
  --soft: #f4f7fb;
  --radius: 16px;
  --shadow: 0 10px 30px rgba(16, 44, 87, 0.08);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', system-ui, sans-serif;
  color: var(--ink);
  line-height: 1.6;
  background: var(--paper);
}

h1, h2, h3 { font-family: 'Outfit', sans-serif; line-height: 1.15; }

.container { width: min(1120px, 92%); margin: 0 auto; }
.narrow { max-width: 760px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(8px);
  border-bottom: 1px solid #e8edf4;
}
.nav-wrap { display: flex; align-items: center; justify-content: space-between; height: 68px; }
.brand { font-family: 'Outfit', sans-serif; font-weight: 800; font-size: 1.2rem; color: var(--ink); text-decoration: none; }
.brand span { color: var(--brand); }
.nav { display: flex; gap: 22px; align-items: center; }
.nav a { color: var(--ink); text-decoration: none; font-size: 0.95rem; font-weight: 500; transition: color 0.2s; }
.nav a:hover { color: var(--brand); }
.nav-toggle { display: none; background: none; border: none; font-size: 1.6rem; cursor: pointer; color: var(--ink); }
.header-wa {
  background: #25d366; color: #fff; font-weight: 700; text-decoration: none;
  padding: 9px 16px; border-radius: 999px; font-size: 0.9rem; margin-left: 8px;
}

/* Hero */
.hero {
  position: relative; color: #fff; text-align: center;
  padding: 110px 0;
  background: linear-gradient(rgba(8, 20, 40, 0.72), rgba(8, 20, 40, 0.72)),
    url('https://images.unsplash.com/photo-1557860115-37829c790f19?auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
}
.hero-overlay { display: none; }
.badge {
  display: inline-block; background: rgba(255, 255, 255, 0.14); border: 1px solid rgba(255,255,255,0.3);
  padding: 6px 16px; border-radius: 999px; font-size: 0.85rem; letter-spacing: 0.04em; margin-bottom: 18px;
}
.hero h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); max-width: 760px; margin: 0 auto 18px; }
.hero p { font-size: 1.08rem; max-width: 640px; margin: 0 auto 32px; color: #e8eef7; }
.hero-actions { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }

.btn {
  display: inline-block; padding: 14px 26px; border-radius: 12px; font-weight: 700;
  text-decoration: none; font-size: 1rem; cursor: pointer; transition: transform 0.15s, box-shadow 0.15s;
}
.btn:hover { transform: translateY(-2px); }
.btn-wa { background: #25d366; color: #fff; }
.btn-ghost { background: rgba(255,255,255,0.14); color: #fff; border: 1px solid rgba(255,255,255,0.4); }
.btn-ca { background: var(--brand-dark); }
.btn-ca { background: var(--brand); }

/* Sections */
.section { padding: 90px 0 0 0; }
.section.alt { padding: 90px 0; background: var(--soft); }
section.section { padding-top: 90px; margin-bottom: 0; }
.section > .container { padding-bottom: 20px; }
.section-ey { color: var(--brand); font-weight: 700; letter-spacing: 0.08em; text-transform: uppercase; font-size: 0.8rem; }
.section h2 { font-size: clamp(1.8rem, 3.5vw, 2.5rem); margin: 10px 0 14px; }
.lede { color: var(--muted, #565b66); max-width: 620px; margin-bottom: 40px; }

.grid { display: grid; gap: 24px; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); margin-top: 8px; }
.card {
  background: var(--paper); border: 1px solid #eef0f5; border-radius: var(--radius);
  padding: 28px 24px; box-shadow: var(--shadow);
}
.card-icon { font-size: 2rem; margin-bottom: 14px; }
.card h3 { margin-bottom: 8px; font-size: 1.15rem; }
.card p { color: var(--muted, #565b66); font-size: 0.95rem; }

/* Areas */
.area-list {
  list-style: none; display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: 12px;
}
.area-list li {
  background: var(--paper); border: 1px solid #eef0f5; border-radius: 12px; padding: 14px 18px; font-weight: 600;
}

/* FAQ */
details { background: var(--paper); border: 1px solid #eef0f5; border-radius: 12px; padding: 18px 22px; margin-bottom: 12px; }
summary { cursor: pointer; font-weight: 600; }
details p { margin-top: 10px; color: #565b66; }

/* CTA */
.cta {
  background: linear-gradient(rgba(8, 20, 40, 0.85), rgba(8, 20, 40, 0.85)),
    url('https://images.unsplash.com/photo-1557860115-37829b790f19?auto=format&fit=crop&w=1600&q=80') center/cover no-repeat;
  color: #fff; text-align: center; padding: 90px 0; margin-top: 90px;
}
.cta h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); margin-bottom: 16px; }
.cta p { max-width: 560px; margin: 0 auto 28px; color: #e8eef7; }
.btn-ca { background: #25d366; color: #fff; }

/* Footer */
.footer { background: #0e1420; color: #b8c0cf; padding: 60px 0 40px; }
.footer-grid { display: grid; gap: 30px; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); margin-bottom: 30px; }
.footer h3, .footer h4 { color: #fff; margin-bottom: 12px; }
.footer a { color: #b8c0cf; text-decoration: none; }
.footer a:hover { color: #fff; }
.disclaimer { font-size: 0.8rem; color: #7c8698; text-align: center; border-top: 1px solid #232b3b; padding-top: 22px; }

/* Responsive */
@media (max-width: 820px) {
  .nav-toggle { display: block; }
  .nav {
    display: none; position: absolute; top: 68px; left: 0; right: 0; flex-direction: column;
    background: #fff; padding: 20px; gap: 14px; border-bottom: 1px solid #eef0f5; box-shadow: var(--shadow);
  }
  .nav.open { display: flex; }
  .header-wa { display: none; }
  .hero { padding: 80px 20px; }
  .section { padding-top: 70px; }
}