/* ═══ RESET & BASE ═══ */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: 'Inter', -apple-system, system-ui, sans-serif;
  color: #0f172a;
  background: #ffffff;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
a { text-decoration: none; color: inherit; }
.container { max-width: 1120px; margin: 0 auto; padding: 0 24px; }

/* ═══ HEADER ═══ */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.85);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(0,0,0,0.06);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 18px; font-weight: 800; color: #0f172a; letter-spacing: -0.3px;
}
.header-nav {
  display: flex; align-items: center; gap: 28px;
}
.header-nav a {
  font-size: 14px; font-weight: 500; color: #475569;
  transition: color 0.15s;
}
.header-nav a:hover { color: #0f172a; }
.btn-header {
  padding: 8px 20px;
  background: #0f172a; color: #ffffff !important;
  border-radius: 8px; font-weight: 600; font-size: 14px;
  transition: background 0.15s;
}
.btn-header:hover { background: #1e293b; }

/* ═══ HERO ═══ */
.hero {
  padding: 140px 0 80px;
  background: linear-gradient(135deg, #f8fafc 0%, #eef2ff 50%, #f0f9ff 100%);
  overflow: hidden;
}
.hero-inner {
  display: flex; align-items: center; gap: 60px;
}
.hero-content { flex: 1; max-width: 540px; }
.hero-badge {
  display: inline-block;
  padding: 4px 14px;
  background: #eff6ff; color: #2563eb;
  border-radius: 20px; font-size: 13px; font-weight: 600;
  margin-bottom: 20px;
  border: 1px solid #bfdbfe;
}
.hero h1 {
  font-size: 44px; font-weight: 900; line-height: 1.15;
  letter-spacing: -1px; color: #0f172a;
  margin-bottom: 18px;
}
.hero-accent { color: #2563eb; }
.hero-sub {
  font-size: 16px; color: #475569; line-height: 1.7;
  margin-bottom: 28px;
}
.hero-actions { display: flex; gap: 12px; margin-bottom: 28px; }
.btn-primary-lg {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 14px 28px;
  background: #2563eb; color: #fff;
  border-radius: 10px; font-size: 15px; font-weight: 700;
  transition: background 0.15s, transform 0.1s;
  box-shadow: 0 4px 14px rgba(37,99,235,0.3);
}
.btn-primary-lg:hover { background: #1d4ed8; transform: translateY(-1px); }
.btn-ghost {
  display: inline-flex; align-items: center;
  padding: 14px 24px;
  color: #475569; font-size: 15px; font-weight: 600;
  border-radius: 10px;
  transition: background 0.15s;
}
.btn-ghost:hover { background: rgba(0,0,0,0.04); }
.hero-trust {
  display: flex; gap: 20px;
}
.hero-trust-item {
  display: flex; align-items: center; gap: 6px;
  font-size: 13px; color: #475569; font-weight: 500;
}
.hero-visual {
  flex: 1; max-width: 480px; position: relative;
}
.hero-card {
  background: #fff; border-radius: 14px;
  box-shadow: 0 20px 60px rgba(0,0,0,0.1), 0 1px 3px rgba(0,0,0,0.06);
  overflow: hidden; border: 1px solid rgba(0,0,0,0.06);
}
.hero-card-top {
  display: flex; align-items: center; gap: 8px;
  padding: 12px 16px;
  background: #f8fafc; border-bottom: 1px solid #e2e8f0;
}
.hc-dots { display: flex; gap: 6px; }
.hc-dots span {
  width: 10px; height: 10px; border-radius: 50%;
}
.hc-dots span:nth-child(1) { background: #f87171; }
.hc-dots span:nth-child(2) { background: #fbbf24; }
.hc-dots span:nth-child(3) { background: #34d399; }
.hc-title {
  margin-left: 8px; font-size: 12px; font-weight: 600; color: #64748b;
}
.hero-card-body { padding: 8px 0; }
.hc-row {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 16px;
  font-size: 13px; color: #374151;
  border-bottom: 1px solid #f1f5f9;
}
.hc-icon {
  width: 28px; height: 28px; border-radius: 6px;
  background: #f1f5f9; flex-shrink: 0;
}
.hc-icon.clr { background: linear-gradient(135deg, #dbeafe, #c7d2fe); }
.hc-name { flex: 1; font-weight: 500; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.hc-badge {
  padding: 2px 8px; border-radius: 4px;
  background: #f1f5f9; color: #475569;
  font-size: 11px; font-weight: 700;
}
.hc-badge.a1 { background: #fef3c7; color: #92400e; }
.hc-badge.a3 { background: #dbeafe; color: #1e40af; }
.hc-tag {
  padding: 2px 6px; border-radius: 3px;
  font-size: 10px; font-weight: 600;
}
.hc-tag.bw { background: #f1f5f9; color: #64748b; }
.hc-tag.color { background: #dcfce7; color: #15803d; }
.hc-pages { font-size: 12px; color: #94a3b8; white-space: nowrap; }
.hc-price { font-weight: 700; color: #0f172a; white-space: nowrap; }
.hc-total {
  display: flex; justify-content: space-between; align-items: center;
  padding: 12px 16px;
  font-size: 14px; color: #475569;
  background: #f8fafc; border-top: 1px solid #e2e8f0;
}
.hc-total strong { font-size: 16px; color: #0f172a; }

/* Floating badges */
.hero-float {
  position: absolute; display: flex; align-items: center; gap: 8px;
  padding: 10px 16px; background: #fff;
  border-radius: 10px; box-shadow: 0 8px 24px rgba(0,0,0,0.1);
  font-size: 13px; font-weight: 600;
  animation: float 3s ease-in-out infinite;
}
.hero-float-1 { top: -10px; right: -20px; }
.hero-float-2 { bottom: 20px; left: -30px; animation-delay: 1.5s; }
@keyframes float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-8px); }
}

/* ═══ FEATURES ═══ */
.features {
  padding: 90px 0;
  background: #fff;
}
.section-header {
  text-align: center; margin-bottom: 48px;
}
.section-header h2 {
  font-size: 32px; font-weight: 800; letter-spacing: -0.5px;
  margin-bottom: 8px;
}
.section-header p {
  font-size: 16px; color: #64748b;
}
.features-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.feature-card {
  padding: 24px;
  border: 1px solid #e2e8f0; border-radius: 12px;
  transition: box-shadow 0.2s, transform 0.2s;
}
.feature-card:hover {
  box-shadow: 0 8px 30px rgba(0,0,0,0.08);
  transform: translateY(-2px);
}
.fc-icon {
  width: 44px; height: 44px;
  background: #eff6ff; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 14px;
}
.feature-card h3 {
  font-size: 16px; font-weight: 700; margin-bottom: 6px;
}
.feature-card p {
  font-size: 14px; color: #64748b; line-height: 1.6;
}

/* ═══ HOW IT WORKS ═══ */
.how {
  padding: 90px 0;
  background: #f8fafc;
}
.steps {
  display: flex; align-items: flex-start; justify-content: center;
  gap: 0;
}
.step {
  flex: 1; text-align: center; padding: 0 16px; max-width: 240px;
}
.step-num {
  width: 48px; height: 48px; margin: 0 auto 14px;
  background: #2563eb; color: #fff;
  border-radius: 50%; font-size: 20px; font-weight: 800;
  display: flex; align-items: center; justify-content: center;
}
.step h3 { font-size: 15px; font-weight: 700; margin-bottom: 6px; }
.step p { font-size: 13px; color: #64748b; line-height: 1.6; }
.step-arrow {
  padding-top: 14px; flex-shrink: 0;
}

/* ═══ DOWNLOAD ═══ */
.download {
  padding: 80px 0;
  background: #0f172a;
  color: #fff;
}
.download-inner {
  display: flex; align-items: center; gap: 60px;
}
.download-content { flex: 1; }
.download-content h2 {
  font-size: 28px; font-weight: 800; margin-bottom: 10px;
}
.download-content p {
  font-size: 15px; color: #94a3b8; line-height: 1.7;
  margin-bottom: 24px;
}
.btn-download {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 28px;
  background: #2563eb; color: #fff;
  border-radius: 10px; font-size: 15px; font-weight: 700;
  transition: background 0.15s;
}
.btn-download:hover { background: #3b82f6; }
.download-size {
  display: block; margin-top: 10px;
  font-size: 12px; color: #64748b;
}
.download-visual { flex: 0 0 auto; }
.dl-card {
  display: flex; align-items: center; gap: 16px;
  padding: 20px 28px;
  background: #1e293b; border-radius: 12px;
  border: 1px solid #334155;
}
.dl-icon {
  width: 48px; height: 48px;
  background: #2563eb; border-radius: 10px;
  display: flex; align-items: center; justify-content: center;
  font-size: 22px; font-weight: 900; color: #fff;
}
.dl-name { font-size: 15px; font-weight: 700; }
.dl-status {
  font-size: 12px; color: #34d399;
  display: flex; align-items: center; gap: 6px;
}
.dl-status::before {
  content: ''; width: 6px; height: 6px;
  background: #34d399; border-radius: 50%;
}

/* ═══ CTA ═══ */
.cta {
  padding: 80px 0;
  background: linear-gradient(135deg, #eff6ff, #f0f9ff);
}
.cta-inner { text-align: center; }
.cta-inner h2 {
  font-size: 32px; font-weight: 800; margin-bottom: 10px;
  letter-spacing: -0.5px;
}
.cta-inner p {
  font-size: 16px; color: #64748b;
  margin-bottom: 24px;
}

/* ═══ FOOTER ═══ */
.footer {
  padding: 24px 0;
  border-top: 1px solid #e2e8f0;
}
.footer-inner {
  display: flex; align-items: center; justify-content: space-between;
}
.footer-logo {
  display: flex; align-items: center; gap: 8px;
  font-size: 15px; font-weight: 700;
}
.footer p { font-size: 13px; color: #94a3b8; }

/* ═══ RESPONSIVE ═══ */
@media (max-width: 900px) {
  .hero-inner { flex-direction: column; gap: 40px; }
  .hero-content { max-width: 100%; }
  .hero-visual { max-width: 100%; }
  .hero h1 { font-size: 32px; }
  .features-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { flex-direction: column; align-items: center; gap: 24px; }
  .step-arrow { display: none; }
  .download-inner { flex-direction: column; gap: 30px; text-align: center; }
  .hero-float { display: none; }
}
@media (max-width: 600px) {
  .hero h1 { font-size: 26px; }
  .features-grid { grid-template-columns: 1fr; }
  .header-nav a:not(.btn-header) { display: none; }
  .hero-actions { flex-direction: column; }
  .hero-trust { flex-direction: column; gap: 8px; }
  .footer-inner { flex-direction: column; gap: 8px; text-align: center; }
}