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

:root {
  --blue: #1A6FD4;
  --blue-dark: #1359B0;
  --blue-light: #E8F1FC;
  --blue-mid: #4D8FE0;
  --black: #0D1117;
  --gray-dark: #1C2333;
  --gray-mid: #5A6478;
  --gray-light: #F4F7FC;
  --white: #ffffff;
  --font-display: 'DM Sans', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }
body { font-family: var(--font-body); color: var(--black); background: var(--white); font-size: 16px; line-height: 1.6; }
.container { max-width: 1100px; margin: 0 auto; padding: 0 24px; }

/* NAV */
nav {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.97);
  border-bottom: 1px solid rgba(26,111,212,0.12);
  backdrop-filter: blur(10px);
}
.nav-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
  height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav-logo { text-decoration: none; display: flex; align-items: center; gap: 10px; }
.nav-links { list-style: none; display: flex; gap: 32px; }
.nav-links a {
  text-decoration: none;
  font-size: 14px;
  font-weight: 500;
  color: var(--gray-mid);
  transition: color 0.2s;
}
.nav-links a:hover, .nav-links a.active { color: var(--blue); }
.nav-cta {
  background: var(--blue);
  color: var(--white);
  padding: 10px 22px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s;
}
.nav-cta:hover { background: var(--blue-dark); }
.nav-toggle { display: none; background: none; border: none; font-size: 22px; cursor: pointer; color: var(--black); }

/* HERO */
.hero {
  background: linear-gradient(135deg, #0D1117 0%, #1a2744 50%, #1A6FD4 100%);
  min-height: 620px;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%231A6FD4' fill-opacity='0.08'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
  opacity: 0.4;
}
.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
  width: 100%;
  padding: 80px 24px;
  max-width: 1100px;
  margin: 0 auto;
}
.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--blue-mid);
  margin-bottom: 20px;
}
.hero-eyebrow::before { content: ''; width: 24px; height: 2px; background: var(--blue-mid); }
.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(38px, 5vw, 60px);
  font-weight: 700;
  line-height: 1.1;
  color: var(--white);
  margin-bottom: 20px;
  letter-spacing: -0.02em;
}
.hero h1 span { color: var(--blue-mid); }
.hero p {
  font-size: 16px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 36px;
  max-width: 440px;
  line-height: 1.7;
}
.hero-btns { display: flex; gap: 12px; flex-wrap: wrap; }
.btn-primary {
  display: inline-block;
  background: var(--blue);
  color: var(--white);
  padding: 14px 28px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  transition: background 0.2s, transform 0.15s;
  border: none;
  cursor: pointer;
}
.btn-primary:hover { background: var(--blue-dark); transform: translateY(-2px); }
.btn-outline {
  display: inline-block;
  background: transparent;
  color: var(--white);
  padding: 14px 28px;
  border-radius: 6px;
  font-size: 14px;
  font-weight: 600;
  text-decoration: none;
  border: 1.5px solid rgba(255,255,255,0.25);
  transition: border-color 0.2s, transform 0.15s;
}
.btn-outline:hover { border-color: var(--blue-mid); transform: translateY(-2px); }

/* HERO VISUAL */
.hero-visual {
  display: flex;
  justify-content: center;
  align-items: center;
}
.hero-window {
  width: 340px;
  height: 380px;
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  backdrop-filter: blur(10px);
}
.hero-window svg { opacity: 0.9; }
.hero-badge {
  position: absolute;
  bottom: -16px;
  right: -16px;
  background: var(--blue);
  color: var(--white);
  padding: 12px 18px;
  border-radius: 10px;
  font-size: 13px;
  font-weight: 600;
  box-shadow: 0 8px 24px rgba(26,111,212,0.4);
}
.hero-badge strong { display: block; font-size: 20px; }

/* STATS BAR */
.stats-bar { background: var(--gray-light); border-bottom: 1px solid #e5eaf3; padding: 28px 0; }
.stats-bar-inner { display: flex; align-items: center; justify-content: center; gap: 0; flex-wrap: wrap; }
.stat-b { display: flex; flex-direction: column; align-items: center; padding: 0 48px; }
.stat-b-num { font-family: var(--font-display); font-size: 32px; font-weight: 700; color: var(--blue); line-height: 1; }
.stat-b-lbl { font-size: 12px; color: var(--gray-mid); font-weight: 500; margin-top: 4px; }
.stat-b-sep { width: 1px; height: 36px; background: #d5dce8; }

/* SECTION COMMONS */
.section-tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--blue);
  margin-bottom: 12px;
}
.section-tag::before { content: ''; width: 20px; height: 2px; background: var(--blue); }
.section-title {
  font-family: var(--font-display);
  font-size: clamp(28px, 4vw, 42px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
  margin-bottom: 16px;
}
.section-sub { color: var(--gray-mid); font-size: 15px; max-width: 500px; line-height: 1.7; margin-bottom: 48px; }

/* PRODUITS */
.produits { padding: 100px 0; background: var(--white); }
.produits-header { text-align: center; }
.produits-header .section-sub { margin: 0 auto 48px; }
.produits-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.product-card {
  background: var(--white);
  border: 1px solid #e5eaf3;
  border-radius: 12px;
  overflow: hidden;
  transition: box-shadow 0.2s, transform 0.2s;
}
.product-card:hover { box-shadow: 0 12px 40px rgba(26,111,212,0.12); transform: translateY(-4px); }
.product-img {
  background: var(--blue-light);
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}
.product-badge-new {
  position: absolute;
  top: 12px;
  left: 12px;
  background: var(--blue);
  color: var(--white);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 4px;
}
.product-body { padding: 20px; }
.product-cat { font-size: 11px; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--blue); margin-bottom: 6px; }
.product-name { font-size: 16px; font-weight: 600; margin-bottom: 8px; }
.product-desc { font-size: 13px; color: var(--gray-mid); line-height: 1.6; margin-bottom: 16px; }
.product-footer { display: flex; align-items: center; justify-content: space-between; }
.product-price { font-size: 20px; font-weight: 700; color: var(--blue); }
.product-price span { font-size: 12px; color: var(--gray-mid); font-weight: 400; }
.btn-card {
  background: var(--blue-light);
  color: var(--blue);
  padding: 8px 16px;
  border-radius: 6px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
}
.btn-card:hover { background: var(--blue); color: var(--white); }

/* POURQUOI */
.pourquoi { padding: 100px 0; background: var(--gray-light); }
.pourquoi-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
.pourquoi-features { display: flex; flex-direction: column; gap: 28px; margin-top: 32px; }
.feature-item { display: flex; gap: 16px; align-items: flex-start; }
.feature-icon-wrap {
  width: 44px;
  height: 44px;
  background: var(--blue-light);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--blue);
  font-size: 20px;
}
.feature-text h4 { font-size: 15px; font-weight: 600; margin-bottom: 4px; }
.feature-text p { font-size: 13px; color: var(--gray-mid); line-height: 1.6; }
.pourquoi-visual {
  background: linear-gradient(135deg, var(--blue-light) 0%, #d0e4f8 100%);
  border-radius: 16px;
  height: 420px;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
  overflow: hidden;
}

/* PROCESS */
.process { padding: 100px 0; background: var(--white); }
.process-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2px; background: #e5eaf3; border: 1px solid #e5eaf3; border-radius: 12px; overflow: hidden; margin-top: 48px; }
.process-step { background: var(--white); padding: 36px 28px; }
.process-num { font-family: var(--font-display); font-size: 48px; font-weight: 700; color: var(--blue-light); line-height: 1; margin-bottom: 16px; }
.process-step h4 { font-size: 15px; font-weight: 600; margin-bottom: 8px; }
.process-step p { font-size: 13px; color: var(--gray-mid); line-height: 1.6; }

/* CTA BAND */
.cta-band {
  background: linear-gradient(135deg, #0D1117, #1a2744);
  padding: 80px 0;
}
.cta-band-inner { display: flex; align-items: center; justify-content: space-between; gap: 40px; flex-wrap: wrap; }
.cta-band h2 { font-family: var(--font-display); font-size: 36px; font-weight: 700; color: var(--white); letter-spacing: -0.02em; margin-bottom: 8px; }
.cta-band p { color: rgba(255,255,255,0.5); font-size: 15px; }

/* FOOTER */
footer { background: var(--black); padding: 48px 0 24px; }
.footer-top { display: grid; grid-template-columns: 2fr 1fr 1fr; gap: 48px; margin-bottom: 40px; }
.footer-brand p { font-size: 14px; color: rgba(255,255,255,0.4); margin-top: 16px; max-width: 280px; line-height: 1.7; }
.footer-col h5 { font-size: 12px; font-weight: 700; letter-spacing: 0.1em; text-transform: uppercase; color: rgba(255,255,255,0.3); margin-bottom: 16px; }
.footer-col a { display: block; font-size: 14px; color: rgba(255,255,255,0.5); text-decoration: none; margin-bottom: 10px; transition: color 0.2s; }
.footer-col a:hover { color: var(--blue-mid); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding-top: 24px; display: flex; align-items: center; justify-content: space-between; }
.footer-bottom p { font-size: 12px; color: rgba(255,255,255,0.2); }

/* RESPONSIVE */
@media (max-width: 768px) {
  .hero-grid { grid-template-columns: 1fr; gap: 40px; padding: 60px 24px; }
  .hero-visual { display: none; }
  .produits-grid { grid-template-columns: 1fr; }
  .pourquoi-grid { grid-template-columns: 1fr; }
  .pourquoi-visual { height: 260px; }
  .process-grid { grid-template-columns: 1fr 1fr; }
  .footer-top { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .cta-band-inner { flex-direction: column; text-align: center; }
  .stat-b { padding: 16px 20px; }
  .stat-b-sep { width: 100%; height: 1px; }
  .nav-links { display: none; flex-direction: column; position: absolute; top: 72px; left: 0; right: 0; background: var(--white); padding: 16px 24px; border-bottom: 1px solid #e5eaf3; gap: 16px; z-index: 200; }
  .nav-links.open { display: flex; }
  .nav-toggle { display: block; }
  .nav-cta { display: none; }
}