:root {
  --navy: #1B2A4A;
  --bordeaux: #9E2B25;
  --cream: #FAF9F6;
  --slate: #41454C;
  --green: #2F9E5C;
  --gold: #D4A23C;
  --light-bg: #F0EEE7;
  --border: #E4E1D8;
}

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

body {
  font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  background: var(--cream);
  color: var(--slate);
  min-height: 100vh;
}

h1, h2, h3, .font-serif {
  font-family: 'Newsreader', serif;
  font-weight: 500;
  color: var(--navy);
}

.container { max-width: 900px; margin: 0 auto; padding: 0 20px; }

header.site-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 28px;
  background: var(--cream);
  border-bottom: 1px solid var(--border);
}

.logo {
  font-family: 'Newsreader', serif;
  font-size: 22px;
  font-weight: 500;
  color: var(--navy);
  text-decoration: none;
}

nav.main-nav { display: flex; align-items: center; gap: 28px; }
nav.main-nav a {
  font-size: 14px;
  color: var(--slate);
  text-decoration: none;
}
nav.main-nav a:hover { color: var(--navy); }

.btn-connexion {
  font-size: 14px;
  font-weight: 500;
  color: var(--cream);
  background: var(--bordeaux);
  border: none;
  border-radius: 6px;
  padding: 10px 20px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}
.btn-connexion:hover { opacity: 0.9; }

.hero {
  padding: 64px 40px;
  text-align: center;
  background: var(--navy);
}
.hero-tag {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1.5px;
  color: var(--gold);
  text-transform: uppercase;
  margin-bottom: 14px;
}
.hero-title {
  font-family: 'Newsreader', serif;
  font-size: 34px;
  font-weight: 500;
  color: var(--cream);
  line-height: 1.3;
  max-width: 480px;
  margin: 0 auto 20px;
}
.hero-sub {
  font-size: 15px;
  color: rgba(250,249,246,0.7);
  margin-bottom: 28px;
}
.btn-gold {
  font-size: 15px;
  font-weight: 500;
  color: var(--navy);
  background: var(--gold);
  border: none;
  border-radius: 6px;
  padding: 13px 28px;
  cursor: pointer;
  text-decoration: none;
  display: inline-block;
}

section { padding: 56px 40px; }
section.alt-bg { background: var(--light-bg); }

.section-label {
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 1.5px;
  color: var(--bordeaux);
  text-transform: uppercase;
  margin-bottom: 12px;
  text-align: center;
}
.section-title {
  font-family: 'Newsreader', serif;
  font-size: 26px;
  font-weight: 500;
  color: var(--navy);
  text-align: center;
  margin-bottom: 40px;
}

.steps-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.step { text-align: center; }
.step-num {
  width: 48px; height: 48px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--cream);
  display: flex; align-items: center; justify-content: center;
  font-size: 18px; font-weight: 500;
  margin: 0 auto 16px;
}
.step-title { font-size: 15px; font-weight: 500; color: var(--navy); margin-bottom: 8px; }
.step-desc { font-size: 13px; color: #6B7280; line-height: 1.6; }

.offers-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.offer-card {
  background: var(--cream);
  border: 0.5px solid var(--border);
  border-radius: 10px;
  padding: 24px 20px;
}
.offer-card.highlight { background: var(--navy); border: none; }
.offer-label {
  font-size: 13px; font-weight: 500;
  text-transform: uppercase; letter-spacing: 0.5px;
  color: var(--bordeaux); margin-bottom: 10px;
}
.offer-card.highlight .offer-label { color: var(--gold); }
.offer-desc { font-size: 13px; color: var(--slate); line-height: 1.6; margin-bottom: 16px; }
.offer-card.highlight .offer-desc { color: rgba(250,249,246,0.75); }
.offer-price { font-family: 'Newsreader', serif; font-size: 22px; font-weight: 500; color: var(--navy); }
.offer-card.highlight .offer-price { color: var(--cream); }

.method-block { display: grid; grid-template-columns: 140px 1fr; gap: 32px; align-items: start; }
.method-avatar {
  width: 140px; height: 140px; border-radius: 50%;
  background: var(--border);
  display: flex; align-items: center; justify-content: center;
  font-family: 'Newsreader', serif; font-size: 42px; font-weight: 500; color: var(--navy);
}

footer.site-footer { padding: 40px; background: var(--navy); text-align: center; }
footer.site-footer .logo { color: var(--cream); margin-bottom: 20px; display: block; }
.footer-links { display: flex; justify-content: center; gap: 24px; margin-bottom: 24px; flex-wrap: wrap; }
.footer-links a { font-size: 13px; color: rgba(250,249,246,0.7); text-decoration: none; }
.footer-contact { font-size: 12px; color: rgba(250,249,246,0.4); }

/* Formulaire connexion/inscription */
.form-card {
  background: white; border-radius: 16px; border: 1px solid var(--border);
  padding: 1.5rem; width: 100%; max-width: 420px; margin: 40px auto;
}
.form-logo { text-align: center; margin-bottom: 1.5rem; }
.form-logo div { font-size: 36px; margin-bottom: 6px; }
.form-tabs { display: flex; gap: 8px; margin-bottom: 1.5rem; }
.form-tab { flex: 1; padding: 10px; border-radius: 8px; border: 1px solid var(--border); background: white; font-size: 14px; font-weight: 600; cursor: pointer; }
.form-tab.active { background: var(--navy); color: white; border-color: var(--navy); }
.form-card label { font-size: 13px; color: #666; display: block; margin-bottom: 4px; margin-top: 12px; }
.form-card input { width: 100%; padding: 10px 14px; border: 1px solid var(--border); border-radius: 8px; font-size: 14px; }
.form-card input:focus { outline: none; border-color: var(--navy); }
.form-btn { width: 100%; padding: 12px; border-radius: 8px; border: none; background: var(--navy); color: white; font-size: 15px; font-weight: 700; cursor: pointer; margin-top: 16px; }
.form-btn:hover { background: var(--bordeaux); }
.form-btn:disabled { opacity: 0.5; cursor: not-allowed; }
.form-btn-secondary { background: white; color: var(--navy); border: 1px solid var(--border); margin-top: 8px; }
.form-msg { font-size: 13px; margin-top: 10px; padding: 8px 12px; border-radius: 6px; display: none; }
.form-msg.error { background: #fef2f2; color: #dc2626; display: block; }
.form-msg.success { background: #f0fdf4; color: #16a34a; display: block; }
.form-forgot { text-align: right; margin-top: 6px; }
.form-forgot a { font-size: 12px; color: #666; text-decoration: none; }
.form-info-box { background: #eef2ff; border-radius: 8px; padding: 10px 14px; font-size: 12px; color: #3730a3; margin-top: 12px; line-height: 1.5; }

/* Menu mobile hamburger */
.burger {
  display: none;
  flex-direction: column;
  gap: 4px;
  cursor: pointer;
  padding: 4px;
  background: none;
  border: none;
}
.burger span {
  width: 20px;
  height: 2px;
  background: var(--navy);
  border-radius: 2px;
  transition: transform 0.2s, opacity 0.2s;
}
.burger.open span:nth-child(1) { transform: rotate(45deg) translate(4px, 4px); background: var(--bordeaux); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: rotate(-45deg) translate(4px, -4px); background: var(--bordeaux); }

.mobile-menu {
  display: none;
  flex-direction: column;
  background: var(--cream);
  border-bottom: 1px solid var(--border);
}
.mobile-menu.open { display: flex; }
.mobile-menu a {
  padding: 16px 20px;
  border-bottom: 1px solid var(--border);
  font-size: 14px;
  color: var(--navy);
  text-decoration: none;
}
.mobile-menu a:last-child { border-bottom: none; }

/* Section contact */
.contact-block {
  display: flex;
  flex-direction: column;
  gap: 12px;
  align-items: center;
  margin-top: 16px;
}
.contact-block a {
  font-size: 14px;
  color: rgba(250,249,246,0.85);
  text-decoration: none;
}
.contact-block a:hover { color: var(--gold); }

@media (max-width: 640px) {
  .steps-grid, .offers-grid { grid-template-columns: 1fr; }
  .method-block { grid-template-columns: 1fr; text-align: center; }
  .method-avatar { margin: 0 auto; }
  .burger { display: flex; }
  nav.main-nav { display: none; }
}