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

:root {
  --blue: #1a56db;
  --blue-dark: #1240a8;
  --blue-light: #e8f0fe;
  --dark: #0f172a;
  --dark-2: #1e293b;
  --gray: #64748b;
  --gray-light: #f1f5f9;
  --border: #e2e8f0;
  --white: #ffffff;
  --radius: 12px;
  --shadow: 0 1px 3px rgba(0,0,0,0.08), 0 4px 16px rgba(0,0,0,0.06);
  --shadow-lg: 0 8px 32px rgba(0,0,0,0.12);
}

html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, sans-serif;
  color: var(--dark);
  line-height: 1.6;
  background: var(--white);
}

.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* NAV */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--border);
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.logo { display: flex; align-items: center; gap: 10px; text-decoration: none; font-weight: 700; font-size: 1.05rem; color: var(--dark); }
.nav-links { display: flex; align-items: center; gap: 28px; }
.nav-links a { text-decoration: none; color: var(--gray); font-size: 0.9rem; font-weight: 500; transition: color 0.2s; }
.nav-links a:hover { color: var(--dark); }

/* BUTTONS */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 10px 20px; border-radius: 8px;
  font-weight: 600; font-size: 0.9rem;
  text-decoration: none; transition: all 0.2s; cursor: pointer; border: none;
}
.btn-sm { padding: 8px 16px; font-size: 0.85rem; }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-primary { background: var(--blue); color: white; }
.btn-primary:hover { background: var(--blue-dark); transform: translateY(-1px); box-shadow: 0 4px 12px rgba(26,86,219,0.4); }
.btn-ghost { background: transparent; color: var(--dark); border: 1.5px solid var(--border); }
.btn-ghost:hover { border-color: var(--dark); }
.btn-card { background: var(--blue-light); color: var(--blue); }
.btn-card:hover { background: var(--blue); color: white; }

/* HERO */
.hero {
  padding: 96px 0 80px;
  background: linear-gradient(135deg, #0f172a 0%, #1e3a5f 50%, #1a56db 100%);
  color: white; text-align: center;
}
.badge {
  display: inline-block; padding: 6px 14px; border-radius: 100px;
  background: rgba(255,255,255,0.15); color: rgba(255,255,255,0.9);
  font-size: 0.8rem; font-weight: 600; letter-spacing: 0.05em;
  text-transform: uppercase; margin-bottom: 24px;
}
.hero h1 {
  font-size: clamp(2rem, 5vw, 3.5rem); font-weight: 800;
  line-height: 1.15; max-width: 800px; margin: 0 auto 24px;
}
.hero-sub {
  font-size: 1.1rem; color: rgba(255,255,255,0.8);
  max-width: 640px; margin: 0 auto 36px; line-height: 1.7;
}
.hero-cta { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-bottom: 32px; }
.hero-trust { display: flex; gap: 24px; justify-content: center; flex-wrap: wrap; }
.hero-trust span { font-size: 0.85rem; color: rgba(255,255,255,0.7); }

/* PROBLEM */
.problem { padding: 80px 0; background: var(--gray-light); }
.problem-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.problem-text h2 { font-size: 1.75rem; font-weight: 800; margin-bottom: 16px; line-height: 1.3; }
.problem-text p { color: var(--gray); margin-bottom: 16px; }
.stats-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; }
.stat { background: white; padding: 24px; border-radius: var(--radius); box-shadow: var(--shadow); }
.stat-num { font-size: 2rem; font-weight: 800; color: var(--blue); margin-bottom: 4px; }
.stat-label { font-size: 0.85rem; color: var(--gray); line-height: 1.4; }

/* SERVICES */
.services { padding: 96px 0; }
.section-header { text-align: center; max-width: 600px; margin: 0 auto 56px; }
.section-header h2 { font-size: 2rem; font-weight: 800; margin-bottom: 12px; }
.section-header p { color: var(--gray); }
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: start; }
.card {
  border: 1.5px solid var(--border); border-radius: var(--radius);
  padding: 32px; position: relative; background: white;
}
.card-featured {
  border-color: var(--blue); box-shadow: 0 0 0 3px rgba(26,86,219,0.1);
  background: linear-gradient(160deg, #f0f7ff 0%, white 60%);
}
.card-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: var(--blue); color: white; padding: 4px 14px;
  border-radius: 100px; font-size: 0.75rem; font-weight: 700;
  white-space: nowrap;
}
.card-icon { font-size: 1.75rem; margin-bottom: 12px; }
.card-tier { font-size: 0.75rem; font-weight: 700; text-transform: uppercase; letter-spacing: 0.08em; color: var(--blue); margin-bottom: 4px; }
.card-price { font-size: 2rem; font-weight: 800; margin-bottom: 8px; }
.card-price span { font-size: 1rem; font-weight: 500; color: var(--gray); }
.card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }
.card p { font-size: 0.9rem; color: var(--gray); margin-bottom: 20px; }
.card ul { list-style: none; margin-bottom: 28px; }
.card ul li { font-size: 0.875rem; color: var(--dark-2); padding: 5px 0; padding-left: 20px; position: relative; }
.card ul li::before { content: "✓"; position: absolute; left: 0; color: var(--blue); font-weight: 700; }

/* HOW IT WORKS */
.how { padding: 80px 0; background: var(--dark); color: white; }
.how .section-header h2 { color: white; }
.how .section-header p { color: rgba(255,255,255,0.6); }
.steps { display: flex; align-items: center; gap: 16px; }
.step { flex: 1; background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: var(--radius); padding: 32px; }
.step-num { font-size: 2.5rem; font-weight: 800; color: var(--blue); margin-bottom: 12px; }
.step h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 8px; }
.step p { font-size: 0.875rem; color: rgba(255,255,255,0.6); }
.step-arrow { font-size: 1.5rem; color: rgba(255,255,255,0.3); flex-shrink: 0; }

/* ABOUT */
.about { padding: 96px 0; }
.about-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.about-text h2 { font-size: 1.75rem; font-weight: 800; margin-bottom: 20px; }
.about-text p { color: var(--gray); margin-bottom: 16px; }
.about-certs { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 24px; }
.cert { background: var(--blue-light); color: var(--blue); padding: 6px 14px; border-radius: 100px; font-size: 0.8rem; font-weight: 600; }
.about-card { background: var(--dark); color: white; border-radius: var(--radius); padding: 40px; }
.about-quote { font-size: 1.15rem; font-style: italic; line-height: 1.6; margin-bottom: 20px; color: rgba(255,255,255,0.9); }
.about-sig { font-size: 0.875rem; color: rgba(255,255,255,0.5); }

/* CONTACT */
.contact { padding: 96px 0; background: linear-gradient(135deg, var(--blue) 0%, var(--blue-dark) 100%); color: white; text-align: center; }
.contact-inner { max-width: 600px; margin: 0 auto; }
.contact h2 { font-size: 2rem; font-weight: 800; margin-bottom: 16px; }
.contact p { color: rgba(255,255,255,0.8); margin-bottom: 32px; }
.contact .btn-primary { background: white; color: var(--blue); }
.contact .btn-primary:hover { background: var(--gray-light); box-shadow: 0 4px 12px rgba(0,0,0,0.2); }
.contact-email { margin-top: 20px; font-size: 0.875rem; color: rgba(255,255,255,0.6); }
.contact-email a { color: rgba(255,255,255,0.8); }

/* FOOTER */
.footer { padding: 32px 0; border-top: 1px solid var(--border); }
.footer-inner { display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 16px; }
.footer-logo { display: flex; align-items: center; gap: 8px; font-weight: 700; font-size: 0.9rem; color: var(--dark); }
.footer-links { display: flex; gap: 20px; }
.footer-links a { text-decoration: none; color: var(--gray); font-size: 0.85rem; }
.footer-links a:hover { color: var(--dark); }
.footer-copy { color: var(--gray); font-size: 0.8rem; }

/* RESPONSIVE */
@media (max-width: 768px) {
  .problem-grid, .about-grid { grid-template-columns: 1fr; gap: 40px; }
  .cards { grid-template-columns: 1fr; }
  .steps { flex-direction: column; }
  .step-arrow { transform: rotate(90deg); }
  .nav-links a:not(.btn) { display: none; }
  .footer-inner { flex-direction: column; text-align: center; }
}