:root {
  --primary: #1b4d89;
  --primary-light: #2f6ab3;
  --accent: #00c48c;
  --bg: #f6f8fb;
  --text: #1b1f33;
  --muted: #6b7280;
  --border: #e5e7eb;
  --white: #ffffff;
}

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

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background-color: var(--bg);
}

a {
  color: inherit;
  text-decoration: none;
}

h1, h2, h3 {
  margin: 0 0 0.5rem;
}

p {
  margin: 0 0 0.75rem;
}

/* Layout helpers */

.container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.center {
  text-align: center;
}

/* Navbar */

.navbar {
  position: sticky;
  top: 0;
  z-index: 20;
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid var(--border);
  backdrop-filter: blur(10px);
}

.nav-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.logo {
  font-weight: 700;
  font-size: 1.4rem;
  color: var(--primary);
}

.navbar nav {
  display: flex;
  gap: 1.25rem;
  font-size: 0.95rem;
}

.navbar nav a {
  color: var(--muted);
}

.navbar nav a:hover {
  color: var(--primary);
}

.nav-cta .btn-outline {
  padding: 0.5rem 0.9rem;
  border-radius: 999px;
  border: 1px solid var(--primary);
  font-size: 0.85rem;
}

/* Buttons */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.7rem 1.4rem;
  font-weight: 600;
  font-size: 0.95rem;
  cursor: pointer;
  border: none;
  transition: background 0.15s ease, transform 0.1s ease, box-shadow 0.1s ease;
}

.btn-primary {
  background: var(--accent);
  color: #012416;
  box-shadow: 0 10px 18px rgba(0, 196, 140, 0.32);
}

.btn-primary:hover {
  background: #00b07e;
  transform: translateY(-1px);
  box-shadow: 0 14px 22px rgba(0, 196, 140, 0.4);
}

.btn-secondary {
  background: var(--white);
  color: var(--primary);
  border: 1px solid var(--border);
}

.btn-secondary:hover {
  background: #f9fafb;
}

/* Hero */

.hero {
  padding: 4rem 0 3rem;
  background: radial-gradient(circle at top left, #dbeafe 0, #f6f8fb 55%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.2fr) minmax(0, 1fr);
  gap: 2.5rem;
  align-items: center;
}

.hero-text h1 {
  font-size: 2.4rem;
  line-height: 1.1;
  margin-bottom: 1rem;
}

.hero-text p {
  font-size: 1rem;
  color: var(--muted);
  max-width: 30rem;
}

.hero-cta {
  display: flex;
  gap: 0.75rem;
  margin: 1.5rem 0 0.7rem;
  flex-wrap: wrap;
}

.hero-sub {
  font-size: 0.9rem;
  color: var(--muted);
}

.hero-visual {
  display: flex;
  flex-direction: column;
  gap: 1.1rem;
}

.hero-card {
  background: var(--white);
  border-radius: 1rem;
  padding: 1.2rem 1.3rem;
  box-shadow: 0 14px 30px rgba(15, 23, 42, 0.08);
  border: 1px solid var(--border);
}

.hero-card h3 {
  margin-bottom: 0.25rem;
}

.hero-card p {
  font-size: 0.9rem;
  color: var(--muted);
}

.hero-card ul {
  margin: 0.6rem 0 0;
  padding-left: 1.1rem;
  font-size: 0.9rem;
  color: var(--muted);
}

.hero-languages {
  display: flex;
  flex-wrap: wrap;
  gap: 0.35rem;
  font-size: 0.75rem;
}

.hero-languages span {
  background: #eff6ff;
  color: #1d4ed8;
  padding: 0.3rem 0.6rem;
  border-radius: 999px;
}

/* Sections */

.section {
  padding: 3.5rem 0;
}

.section-alt {
  background: #ffffff;
}

.section h2 {
  font-size: 1.7rem;
  text-align: center;
  margin-bottom: 0.8rem;
}

.section > .container > p.center {
  max-width: 36rem;
  margin: 0 auto 2rem;
  color: var(--muted);
}

/* Trust */

.trust {
  padding: 2.5rem 0 3rem;
}

.trust h2 {
  text-align: center;
  margin-bottom: 0.4rem;
}

.trust p {
  text-align: center;
  color: var(--muted);
}

.trust-grid {
  margin-top: 1.8rem;
  display: grid;
  gap: 1.6rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.trust-item {
  background: #ffffff;
  border-radius: 0.9rem;
  border: 1px solid var(--border);
  padding: 1.2rem 1.1rem;
}

/* Features */

.features-grid {
  margin-top: 2rem;
  display: grid;
  gap: 1.6rem;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.feature-card {
  background: #ffffff;
  border-radius: 0.9rem;
  border: 1px solid var(--border);
  padding: 1.2rem 1.1rem;
  font-size: 0.94rem;
}

.feature-card p {
  color: var(--muted);
}

/* Languages */

.languages-grid {
  margin-top: 1.7rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.languages-grid h3 {
  margin-bottom: 0.4rem;
}

/* Pricing */

.pricing-grid {
  margin-top: 2rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.pricing-card {
  background: #ffffff;
  border-radius: 1rem;
  border: 1px solid var(--border);
  padding: 1.4rem 1.3rem;
  text-align: left;
}

.pricing-card.featured {
  border: 2px solid var(--accent);
  box-shadow: 0 18px 30px rgba(0, 196, 140, 0.15);
}

.price {
  font-size: 1.5rem;
  font-weight: 700;
  margin: 0.2rem 0 0.8rem;
  color: var(--primary);
}

.pricing-card ul {
  list-style: none;
  padding-left: 0;
  margin: 0 0 1.2rem;
  font-size: 0.93rem;
  color: var(--muted);
}

.pricing-card ul li {
  margin-bottom: 0.35rem;
}

.checkout-info {
  margin-top: 2rem;
  background: #eff6ff;
  border-radius: 0.9rem;
  padding: 1.1rem 1.2rem;
  border: 1px solid #bfdbfe;
  font-size: 0.93rem;
}

.checkout-info ol {
  margin: 0.6rem 0 0;
  padding-left: 1.2rem;
}

/* Steps */

.steps-grid {
  margin-top: 2rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.step-card {
  background: #ffffff;
  border-radius: 0.9rem;
  border: 1px solid var(--border);
  padding: 1.1rem 1.1rem 1.2rem;
  position: relative;
}

.step-number {
  position: absolute;
  top: 0.7rem;
  right: 0.8rem;
  font-weight: 700;
  color: var(--primary-light);
  font-size: 1.2rem;
}

/* Download */

.download-grid {
  margin-top: 2rem;
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}

.download-card {
  background: #ffffff;
  border-radius: 0.9rem;
  border: 1px solid var(--border);
  padding: 1.2rem 1.1rem;
}

/* Forms */

.demo-form {
  margin: 1.7rem auto 0;
  max-width: 640px;
  background: #ffffff;
  border-radius: 1rem;
  border: 1px solid var(--border);
  padding: 1.4rem 1.4rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.8rem;
}

.demo-form .form-row {
  display: flex;
  gap: 0.8rem;
  flex-wrap: wrap;
}

.demo-form input,
.demo-form textarea {
  width: 100%;
  border-radius: 0.6rem;
  border: 1px solid var(--border);
  padding: 0.6rem 0.7rem;
  font-size: 0.93rem;
  font-family: inherit;
}

.demo-form textarea {
  min-height: 90px;
  resize: vertical;
}

/* Contact */

.contact-grid {
  margin-top: 2rem;
  display: grid;
  gap: 1.6rem;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.contact-grid p {
  color: var(--muted);
}

/* Footer */

.footer {
  border-top: 1px solid var(--border);
  padding: 1rem 0;
  background: #ffffff;
  font-size: 0.85rem;
  color: var(--muted);
}

.footer-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.6rem;
}

/* Responsive */

@media (max-width: 768px) {
  .hero-grid {
    grid-template-columns: 1fr;
  }

  .nav-content {
    flex-wrap: wrap;
    gap: 0.6rem;
  }

  .navbar nav {
    display: none; /* pour simplifier sur mobile, tu peux ajouter un burger plus tard */
  }

  .hero-text h1 {
    font-size: 2rem;
  }
}

.logo img {
  height: 40px;   /* ajuste si tu veux plus petit/grand */
  width: auto;
  display: block;
}