/* ===== Reset & Base ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  color: #1a1a2e;
  background: #fff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }

/* ===== Layout ===== */
.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }
.section { padding: 80px 0; }
.section-light { background: #f8fafb; }
.section-dark { background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%); color: #fff; }

/* ===== Nav ===== */
.nav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.97); backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
  padding: 14px 0;
}
.nav-inner { display: flex; align-items: center; justify-content: space-between; }
.logo { font-weight: 700; font-size: 1.15rem; display: flex; align-items: center; gap: 8px; color: #0f172a; }
.logo-img { height: 30px; width: auto; }
.footer-logo-img { height: 26px; width: auto; display: inline-block; vertical-align: middle; margin-right: 6px; filter: brightness(0) invert(1); }
.nav-cta {
  background: #2563eb; color: #fff; padding: 10px 22px; border-radius: 8px;
  font-weight: 600; font-size: 0.9rem; transition: all 0.2s;
}
.nav-cta:hover { background: #1d4ed8; transform: translateY(-1px); box-shadow: 0 4px 12px rgba(37,99,235,0.3); }

/* ===== Buttons ===== */
.btn {
  display: inline-block; font-weight: 600; border-radius: 10px;
  cursor: pointer; border: none; transition: all 0.2s; text-align: center;
  font-family: inherit;
}
.btn-primary { background: #2563eb; color: #fff; }
.btn-primary:hover { background: #1d4ed8; transform: translateY(-1px); box-shadow: 0 6px 20px rgba(37,99,235,0.35); }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }
.btn-full { width: 100%; }

/* ===== Hero ===== */
.hero {
  padding: 120px 0 60px;
  background: linear-gradient(180deg, #f0f6ff 0%, #ffffff 100%);
  overflow: hidden;
}
.hero-inner {
  display: grid; grid-template-columns: 1fr 1.1fr; gap: 48px; align-items: center;
}
.badge {
  display: inline-block; background: #dbeafe; color: #1d4ed8;
  padding: 6px 16px; border-radius: 20px; font-size: 0.82rem; font-weight: 600;
  margin-bottom: 20px; letter-spacing: 0.01em;
}
.hero h1 { font-size: 2.6rem; line-height: 1.12; font-weight: 800; margin-bottom: 18px; letter-spacing: -0.02em; }
.highlight { color: #2563eb; }
.hero-sub { font-size: 1.1rem; color: #475569; margin-bottom: 28px; max-width: 480px; line-height: 1.7; }
.trust-row {
  display: flex; gap: 20px; margin-top: 20px; font-size: 0.88rem;
  color: #64748b; font-weight: 500;
}
.trust-row span { white-space: nowrap; }
.hero-img-wrapper {
  border-radius: 16px; overflow: hidden;
  box-shadow: 0 24px 64px rgba(0,0,0,0.14);
  aspect-ratio: 4/3;
}
.hero-img-wrapper img { width: 100%; height: 100%; object-fit: cover; }

/* ===== Steps ===== */
.section-title { font-size: 1.9rem; font-weight: 800; text-align: center; margin-bottom: 8px; letter-spacing: -0.02em; }
.section-sub { text-align: center; color: #64748b; font-size: 1.05rem; margin-bottom: 48px; }
.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 28px; }
.step {
  text-align: center; padding: 36px 24px;
  background: #fff; border-radius: 16px;
  border: 1px solid #e8ecf1;
  transition: box-shadow 0.2s;
}
.step:hover { box-shadow: 0 8px 28px rgba(0,0,0,0.07); }
.step-num {
  width: 44px; height: 44px; border-radius: 50%;
  background: #2563eb; color: #fff; font-weight: 700; font-size: 1.1rem;
  display: flex; align-items: center; justify-content: center;
  margin: 0 auto 16px;
}
.step h3 { font-size: 1.1rem; margin-bottom: 10px; font-weight: 700; }
.step p { color: #64748b; font-size: 0.92rem; line-height: 1.6; }

/* ===== Benefits ===== */
.benefits-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; margin-top: 48px; }
.benefit {
  padding: 32px; border-radius: 16px; background: #f8fafb;
  border: 1px solid #e8ecf1; transition: all 0.2s;
}
.benefit:hover { box-shadow: 0 8px 28px rgba(0,0,0,0.07); border-color: #d4dbe5; }
.benefit-icon {
  width: 48px; height: 48px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 16px; font-size: 1.3rem; font-weight: 700;
}
.benefit:nth-child(1) .benefit-icon { background: #dbeafe; color: #2563eb; }
.benefit:nth-child(2) .benefit-icon { background: #dcfce7; color: #16a34a; }
.benefit:nth-child(3) .benefit-icon { background: #fef3c7; color: #d97706; }
.benefit:nth-child(4) .benefit-icon { background: #e0e7ff; color: #4f46e5; }
.benefit h3 { font-size: 1.1rem; margin-bottom: 8px; font-weight: 700; }
.benefit p { color: #64748b; font-size: 0.92rem; line-height: 1.6; }

/* ===== Lead Form ===== */
.form-wrapper {
  max-width: 520px; margin: 0 auto; text-align: center;
}
.form-wrapper h2 { font-size: 1.7rem; margin-bottom: 12px; font-weight: 800; letter-spacing: -0.02em; }
.form-wrapper > p { color: #94a3b8; margin-bottom: 32px; font-size: 1rem; line-height: 1.6; }
.lead-form { text-align: left; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }
.form-group { margin-bottom: 14px; }
.form-group label {
  display: block; font-size: 0.82rem; font-weight: 600;
  margin-bottom: 6px; color: #cbd5e1; text-transform: uppercase; letter-spacing: 0.04em;
}
.form-group input, .form-group select {
  width: 100%; padding: 13px 16px; border-radius: 10px;
  border: 1.5px solid #334155; background: #1e293b; color: #fff;
  font-size: 0.95rem; font-family: inherit; transition: border-color 0.2s;
}
.form-group input::placeholder { color: #64748b; }
.form-group input:focus, .form-group select:focus {
  outline: none; border-color: #2563eb; box-shadow: 0 0 0 3px rgba(37,99,235,0.2);
}
.form-group select { appearance: none; cursor: pointer; }
.form-group select option { background: #1e293b; }
.lead-form .btn-primary {
  margin-top: 8px; padding: 15px 32px; font-size: 1.05rem;
  background: #2563eb; color: #fff; border: none; border-radius: 10px;
  width: 100%; cursor: pointer; font-weight: 700; font-family: inherit;
  transition: all 0.2s;
}
.lead-form .btn-primary:hover { background: #1d4ed8; box-shadow: 0 6px 20px rgba(37,99,235,0.4); }
.form-note { font-size: 0.78rem; color: #64748b; margin-top: 12px; }
.form-note a { color: #60a5fa; text-decoration: underline; }
.form-success { padding: 40px 0; }
.success-icon { font-size: 3rem; margin-bottom: 12px; }
.form-success h3 { font-size: 1.4rem; margin-bottom: 8px; }
.form-success p { color: #94a3b8; }

/* ===== FAQ ===== */
.faq-list { max-width: 680px; margin: 40px auto 0; }
.faq-item {
  border-bottom: 1px solid #e2e8f0; padding: 18px 0;
}
.faq-item summary {
  font-weight: 600; font-size: 1.02rem; cursor: pointer; list-style: none;
  display: flex; justify-content: space-between; align-items: center;
  padding-right: 8px;
}
.faq-item summary::after { content: '+'; font-size: 1.3rem; color: #94a3b8; font-weight: 400; }
.faq-item[open] summary::after { content: '−'; }
.faq-item p { margin-top: 10px; color: #64748b; font-size: 0.92rem; line-height: 1.65; }

/* ===== Footer ===== */
.footer {
  background: #0f172a; color: #94a3b8; padding: 48px 0 28px;
  text-align: center;
}
.footer-brand { font-weight: 700; color: #fff; font-size: 1.05rem; margin-bottom: 6px; }
.footer-brand p { font-weight: 400; font-size: 0.85rem; color: #64748b; margin-top: 4px; }
.footer-links { display: flex; gap: 24px; justify-content: center; margin: 18px 0; font-size: 0.85rem; }
.footer-links a { transition: color 0.2s; }
.footer-links a:hover { color: #fff; }
.footer-copy { font-size: 0.78rem; color: #475569; }

/* ===== Responsive ===== */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; text-align: center; gap: 32px; }
  .hero h1 { font-size: 2.1rem; }
  .hero-sub { margin: 0 auto 28px; }
  .trust-row { justify-content: center; flex-wrap: wrap; gap: 12px; }
  .hero-visual { max-width: 480px; margin: 0 auto; }
  .hero-img-wrapper { aspect-ratio: 16/10; }
  .steps { grid-template-columns: 1fr; gap: 16px; }
  .benefits-grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .section { padding: 60px 0; }
  .hero { padding: 110px 0 50px; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 1.7rem; }
  .section-title { font-size: 1.5rem; }
  .nav-cta { padding: 8px 16px; font-size: 0.82rem; }
  .container { padding: 0 16px; }
}