:root {
  --green-deep: #1e4a37;
  --green-brand: #2d6b4f;
  --green-pale: #eaf1ec;
  --orange: #c1762f;
  --paper: #f7f5f0;
  --ink: #1a1a1a;
  --muted: #5a5a5a;
  --border: rgba(30, 74, 55, 0.15);
}

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

body {
  font-family: 'Archivo', sans-serif;
  background: var(--paper);
  color: var(--ink);
  line-height: 1.6;
}

img { max-width: 100%; display: block; }

.wrap {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header */

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 24px;
  border-bottom: 1px solid var(--border);
  background: var(--paper);
  position: sticky;
  top: 0;
  z-index: 10;
}

header .logo-mark {
  display: flex;
  align-items: center;
  gap: 10px;
}

header .logo-mark img {
  height: 40px;
  width: auto;
}

.logo-word {
  font-family: 'Archivo Black', sans-serif;
  font-size: 18px;
  color: var(--green-deep);
}

header nav a {
  font-size: 14px;
  color: var(--green-deep);
  text-decoration: none;
  border: 1px solid var(--green-deep);
  padding: 8px 18px;
  border-radius: 2px;
}

header nav a:hover {
  background: var(--green-deep);
  color: white;
}

/* Hero */

.hero {
  position: relative;
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 48px;
  padding: 72px 24px 96px;
  align-items: center;
  background: var(--green-pale);
  overflow: hidden;
}

.hero-content { max-width: 560px; }

.eyebrow {
  display: inline-block;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.04em;
  color: var(--green-deep);
  background: white;
  border: 1px solid var(--green-brand);
  padding: 5px 12px;
  border-radius: 2px;
  margin-bottom: 20px;
}

h1 {
  font-family: 'Archivo Black', sans-serif;
  font-size: 40px;
  line-height: 1.12;
  color: var(--green-deep);
  margin-bottom: 20px;
}

.hero p.subhead {
  font-size: 17px;
  color: var(--muted);
  max-width: 46ch;
  margin-bottom: 32px;
}

.cta {
  display: inline-block;
  font-family: 'Archivo', sans-serif;
  font-weight: 600;
  font-size: 15px;
  color: white;
  background: var(--orange);
  padding: 14px 28px;
  border-radius: 2px;
  text-decoration: none;
}

.cta:hover { opacity: 0.92; }

.hero-visual {
  position: relative;
  background: white;
  border: 1px solid var(--border);
  border-radius: 4px;
  overflow: hidden;
  min-height: 320px;
}

.hero-visual img { width: 100%; height: 100%; object-fit: cover; }

.tag {
  position: absolute;
  left: 16px;
  bottom: 16px;
  background: rgba(30, 74, 55, 0.92);
  color: white;
  font-family: 'IBM Plex Mono', monospace;
  font-size: 12px;
  letter-spacing: 0.02em;
  padding: 8px 14px;
  border-radius: 3px;
}

/* Sections generic */

section.block {
  padding: 80px 24px;
}

section.block h2 {
  font-family: 'Archivo Black', sans-serif;
  font-size: 26px;
  color: var(--green-deep);
  margin-bottom: 40px;
  text-align: center;
}

/* Problème */

.problem-list {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.problem-item {
  display: flex;
  gap: 16px;
  background: white;
  border: 1px solid var(--border);
  border-left: 4px solid var(--orange);
  border-radius: 2px;
  padding: 20px 24px;
}

.problem-item .num {
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 500;
  color: var(--orange);
  font-size: 14px;
}

.problem-item p { color: var(--muted); font-size: 15px; }
.problem-item strong { color: var(--green-deep); }

/* Solution */

.solution-grid {
  max-width: 900px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 24px;
}

.solution-item {
  background: white;
  border: 1px solid var(--border);
  border-radius: 4px;
  padding: 24px;
}

.solution-item .check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: var(--green-pale);
  color: var(--green-brand);
  font-weight: 700;
  margin-bottom: 12px;
}

.solution-item h3 {
  font-size: 16px;
  color: var(--green-deep);
  margin-bottom: 8px;
}

.solution-item p { font-size: 14px; color: var(--muted); }

/* Steps */

.steps { max-width: 1000px; margin: 0 auto; }

.step-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 32px;
}

.step { text-align: center; }

.step-visual {
  width: 100%;
  height: 160px;
  border-radius: 4px;
  overflow: hidden;
  margin-bottom: 20px;
  background: var(--green-pale);
}

.step-visual img { width: 100%; height: 100%; object-fit: cover; }

.step-badge {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 2px solid var(--green-brand);
  color: var(--green-brand);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: 'IBM Plex Mono', monospace;
  font-weight: 500;
  font-size: 16px;
  margin: 0 auto 16px;
}

.step h3 { font-size: 16px; color: var(--green-deep); margin-bottom: 8px; }
.step p { font-size: 14px; color: var(--muted); }

/* CTA final */

.cta-final {
  background: var(--green-deep);
  color: white;
  text-align: center;
  padding: 80px 24px;
  position: relative;
  overflow: hidden;
}

.cta-final h2 {
  font-family: 'Archivo Black', sans-serif;
  font-size: 28px;
  margin-bottom: 16px;
}

.cta-final p {
  font-size: 16px;
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: 32px;
}

/* Footer */

footer {
  padding: 32px 24px;
  border-top: 1px solid var(--border);
}

footer .wrap {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  font-size: 13px;
  color: var(--muted);
}

footer a {
  color: var(--muted);
  text-decoration: none;
  margin-left: 16px;
}

footer a:hover { color: var(--green-deep); }

@media (max-width: 800px) {
  .hero { grid-template-columns: 1fr; }
  .step-row { grid-template-columns: 1fr; }
  .solution-grid { grid-template-columns: 1fr; }
}