/* === RESET & BASE === */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
  background: #0F172A;
  color: #e2e8f0;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4 {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  line-height: 1.15;
  color: #fff;
}

.container {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 24px;
}

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

/* === COLORS === */
.green { color: #22C55E; }

/* === BUTTONS === */
.btn {
  display: inline-block;
  padding: 12px 28px;
  background: #22C55E;
  color: #0F172A;
  font-family: 'Inter', sans-serif;
  font-weight: 600;
  font-size: 0.95rem;
  border-radius: 10px;
  border: 2px solid #22C55E;
  cursor: pointer;
  transition: all 0.2s;
}
.btn:hover {
  background: #16A34A;
  border-color: #16A34A;
  transform: translateY(-1px);
}
.btn-outline {
  background: transparent;
  color: #22C55E;
}
.btn-outline:hover {
  background: #22C55E;
  color: #0F172A;
}
.btn-sm { padding: 8px 20px; font-size: 0.85rem; }
.btn-lg { padding: 16px 36px; font-size: 1.05rem; }

/* === NAV === */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  background: rgba(15, 23, 42, 0.9);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(34, 197, 94, 0.1);
}
.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.nav-logo {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 1.3rem;
  color: #fff;
  display: flex;
  align-items: center;
  gap: 8px;
}
.logo-icon {
  color: #22C55E;
  font-size: 1.1rem;
}
.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}
.nav-links a {
  font-size: 0.9rem;
  font-weight: 400;
  color: #fff;
  transition: color 0.2s;
}
.nav-links a:hover { color: #22C55E; }
.nav-links .btn {
  margin-left: 8px;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  width: 24px;
  height: 2px;
  background: #fff;
  border-radius: 2px;
  transition: 0.2s;
}

/* === HERO === */
.hero {
  padding: 160px 0 80px;
  background: linear-gradient(180deg, #0F172A 0%, #111827 100%);
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: 50%;
  transform: translateX(-50%);
  width: 800px;
  height: 800px;
  background: radial-gradient(circle, rgba(34,197,94,0.08) 0%, transparent 70%);
  pointer-events: none;
}
/* Hero grid layout */
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 64px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-left {
  text-align: left;
}

h1 {
  font-size: clamp(2.4rem, 5vw, 3.6rem);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.hero-sub {
  font-size: 1.05rem;
  color: #94a3b8;
  max-width: 540px;
  margin-bottom: 24px;
  line-height: 1.7;
}
.hero-solution-text {
  font-size: 1.05rem;
  color: #94a3b8;
  margin-bottom: 32px;
  line-height: 1.7;
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.hero-solution-text strong {
  color: #fff;
}
.hero-cta {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

/* Stat cards empilées à droite */
.hero-right {
  display: flex;
  flex-direction: column;
  gap: 16px;
}
.stat-card {
  padding: 24px 28px;
  background: rgba(255,255,255,0.03);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  transition: border-color 0.2s;
}
.stat-card:hover {
  border-color: rgba(34,197,94,0.25);
}
.stat-num {
  display: block;
  font-family: 'Montserrat', sans-serif;
  font-size: 2rem;
  font-weight: 700;
  color: #22C55E;
  margin-bottom: 4px;
}
.stat-label {
  font-size: 0.88rem;
  color: #64748b;
  line-height: 1.4;
}

/* === SECTIONS === */
.section {
  padding: 100px 0;
}
.section-dark {
  background: #111827;
}
.section-label {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #22C55E;
  margin-bottom: 12px;
}
.section h2 {
  font-size: clamp(1.8rem, 4vw, 2.6rem);
  margin-bottom: 16px;
}
.section-sub {
  color: #94a3b8;
  font-size: 1.05rem;
  max-width: 600px;
  margin-bottom: 48px;
}

/* === FRAUD GRID === */
.fraud-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 20px;
  margin-top: 16px;
}
.fraud-card {
  padding: 28px;
  background: #111827;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  transition: border-color 0.2s, transform 0.2s;
}
.fraud-card:hover {
  border-color: rgba(34,197,94,0.3);
  transform: translateY(-2px);
}
.fraud-icon {
  font-size: 2rem;
  margin-bottom: 12px;
}
.fraud-card h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}
.fraud-card p {
  font-size: 0.9rem;
  color: #94a3b8;
}

/* === STEPS === */
.steps {
  display: flex;
  align-items: flex-start;
  justify-content: center;
  gap: 24px;
  margin-bottom: 48px;
  flex-wrap: wrap;
}
.step {
  flex: 1;
  min-width: 220px;
  max-width: 300px;
  text-align: center;
  padding: 32px 24px;
  background: rgba(15,23,42,0.6);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 16px;
  position: relative;
}
.step-num {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  width: 28px;
  height: 28px;
  background: #22C55E;
  color: #0F172A;
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  font-size: 0.85rem;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
}
.step-icon {
  font-size: 2.5rem;
  margin-bottom: 16px;
}
.step h3 {
  font-size: 1.1rem;
  margin-bottom: 8px;
}
.step p {
  font-size: 0.88rem;
  color: #94a3b8;
}
.step-arrow {
  font-size: 1.5rem;
  color: #22C55E;
  margin-top: 60px;
}

.proof-box {
  max-width: 640px;
  margin: 0 auto;
  padding: 24px 32px;
  background: rgba(34,197,94,0.08);
  border: 1px solid rgba(34,197,94,0.2);
  border-radius: 12px;
  text-align: center;
}
.proof-title {
  font-family: 'Montserrat', sans-serif;
  font-weight: 700;
  color: #22C55E;
  margin-bottom: 8px;
  font-size: 1.05rem;
}
.proof-box p {
  font-size: 0.95rem;
  color: #cbd5e1;
}
.proof-box strong { color: #fff; }

/* === USE CASES === */
.usecases {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 20px;
}
.usecase {
  padding: 28px;
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 14px;
  transition: border-color 0.2s;
}
.usecase:hover { border-color: rgba(34,197,94,0.3); }
.usecase h3 {
  font-size: 1.05rem;
  margin-bottom: 8px;
  color: #22C55E;
}
.usecase p {
  font-size: 0.9rem;
  color: #94a3b8;
}

/* === PRICING === */
.pricing {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
  max-width: 1200px;
  margin: 0 auto;
}
.pricing-top {
  grid-template-columns: repeat(4, 1fr);
  justify-content: center;
}
.price-card {
  padding: 36px 28px;
  background: #0F172A;
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: 16px;
  text-align: center;
  position: relative;
}
.price-card-pop {
  border-color: #22C55E;
  box-shadow: 0 0 40px rgba(34,197,94,0.12);
  transform: scale(1.04);
}
.price-badge {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  padding: 4px 16px;
  background: #22C55E;
  color: #0F172A;
  font-size: 0.75rem;
  font-weight: 700;
  border-radius: 20px;
}
.price-plan {
  font-family: 'Montserrat', sans-serif;
  font-weight: 600;
  font-size: 1.1rem;
  color: #94a3b8;
  margin-bottom: 12px;
}
.price-amount {
  font-family: 'Montserrat', sans-serif;
  font-size: 3rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 24px;
}
.price-amount span {
  font-size: 1rem;
  font-weight: 500;
  color: #64748b;
}
.price-features {
  list-style: none;
  margin-bottom: 28px;
  text-align: left;
}
.price-features li {
  padding: 8px 0;
  font-size: 0.9rem;
  color: #cbd5e1;
  border-bottom: 1px solid rgba(255,255,255,0.04);
}
.price-features li::before {
  content: '\2713';
  color: #22C55E;
  font-weight: 700;
  margin-right: 10px;
}

/* === PRICE DESC === */
.price-desc {
  font-size: 0.85rem;
  color: #64748b;
  margin-bottom: 20px;
}

.price-tag {
  display: inline-block;
  font-size: 0.65rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: #0aff9d;
  background: rgba(10,255,157,.1);
  padding: 3px 10px;
  border-radius: 20px;
  margin-bottom: 8px;
}

.price-subtitle {
  font-size: 0.85rem;
  color: #94a3b8;
  margin-bottom: 4px;
}

.price-annual-badge {
  display: inline-block;
  font-size: 0.8rem;
  font-weight: 600;
  color: #0F172A;
  background: linear-gradient(135deg, #0aff9d, #22C55E);
  padding: 5px 16px;
  border-radius: 20px;
  margin-top: -8px;
  margin-bottom: 16px;
}

/* === API TEASER === */
.api-teaser {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
}
.api-teaser-text h2 {
  margin-bottom: 16px;
}
.api-teaser-text p {
  color: #94a3b8;
  font-size: 1rem;
  margin-bottom: 24px;
}
.api-checklist {
  list-style: none;
  margin-bottom: 28px;
}
.api-checklist li {
  padding: 6px 0;
  font-size: 0.92rem;
  color: #cbd5e1;
}
.api-checklist li::before {
  content: '\2713';
  color: #22C55E;
  font-weight: 700;
  margin-right: 10px;
}
.api-teaser-code pre {
  background: #111827;
  border: 1px solid rgba(255,255,255,0.08);
  padding: 24px;
  border-radius: 12px;
  overflow-x: auto;
  font-size: 0.82rem;
  line-height: 1.6;
}
.api-teaser-code code {
  color: #e2e8f0;
  font-family: 'SF Mono', 'Fira Code', monospace;
}
.code-comment {
  color: #4ade80;
  opacity: 0.6;
}

/* === CONTACT === */
.contact-container { max-width: 640px; text-align: center; }
.contact-form {
  display: flex;
  flex-direction: column;
  gap: 16px;
  text-align: left;
}
.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.contact-form input,
.contact-form select,
.contact-form textarea {
  width: 100%;
  padding: 14px 16px;
  background: #0F172A;
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 10px;
  color: #e2e8f0;
  font-family: 'Inter', sans-serif;
  font-size: 0.95rem;
  transition: border-color 0.2s;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
  outline: none;
  border-color: #22C55E;
}
.contact-form select { appearance: none; cursor: pointer; }
.contact-form button { align-self: center; width: 100%; }

/* === FOOTER === */
.footer {
  padding: 60px 0 24px;
  border-top: 1px solid rgba(255,255,255,0.06);
}
.footer-inner {
  display: flex;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}
.footer-brand p {
  color: #64748b;
  font-size: 0.9rem;
  margin-top: 8px;
}
.footer-links {
  display: flex;
  gap: 64px;
  flex-wrap: wrap;
}
.footer-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-col h4 {
  font-size: 0.85rem;
  font-weight: 600;
  color: #94a3b8;
  margin-bottom: 4px;
}
.footer-col a {
  font-size: 0.85rem;
  color: #64748b;
  transition: color 0.2s;
}
.footer-col a:hover { color: #22C55E; }

.footer-bottom {
  padding-top: 24px;
  border-top: 1px solid rgba(255,255,255,0.04);
}
.footer-bottom p {
  font-size: 0.8rem;
  color: #475569;
}

/* === STAT SOURCE === */
.stat-source {
  display: block;
  font-size: 0.72rem;
  color: #475569;
  font-style: italic;
  margin-top: 4px;
}

/* === ABOUT === */
.about-container { max-width: 760px; }
.about-content {
  margin-top: 32px;
}
.about-text p {
  color: #94a3b8;
  font-size: 1rem;
  line-height: 1.8;
  margin-bottom: 16px;
}
.about-text strong {
  color: #22C55E;
}

/* === FAQ === */
.faq-list {
  max-width: 760px;
  margin: 32px auto 0;
}
.faq-item {
  padding: 28px 0;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.faq-item:first-child {
  padding-top: 0;
}
.faq-item h3 {
  font-size: 1.15rem;
  margin-bottom: 12px;
  color: #22C55E;
}
.faq-item p {
  color: #94a3b8;
  font-size: 0.95rem;
  line-height: 1.8;
}

/* === BLOG CARD (footer) === */

/* === RESPONSIVE === */
@media (max-width: 768px) {
  .nav-links { display: none; }
  .nav-links.open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0; right: 0;
    background: rgba(15, 23, 42, 0.98);
    padding: 24px;
    gap: 20px;
    border-bottom: 1px solid rgba(34,197,94,0.1);
  }
  .nav-toggle { display: flex; }

  .hero { padding: 120px 0 60px; }
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  .hero-right {
    flex-direction: row;
    flex-wrap: wrap;
    gap: 12px;
  }
  .stat-card {
    flex: 1;
    min-width: 140px;
  }

  .step-arrow { display: none; }
  .steps { gap: 32px; }

  .api-teaser { grid-template-columns: 1fr; gap: 32px; }
  .form-row { grid-template-columns: 1fr; }

  .pricing { gap: 16px; }
  .pricing-top { grid-template-columns: repeat(2, 1fr); }
  .price-card-pop { transform: none; }
}

@media (max-width: 600px) {
  .pricing-top { grid-template-columns: 1fr; }
  .price-amount { font-size: 2.2rem; }

  .footer-links { gap: 32px; }
}