/* ===========================
   LP Gestion — Feuille de style
   =========================== */

@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@300;400;500;600;700&family=DM+Serif+Display:ital@0;1&display=swap');

:root {
  --bleu-fonce: #0d3567;
  --bleu-moyen: #1a6ab5;
  --bleu-clair: #e8f0fa;
  --gris-fonce: #2d3748;
  --gris-moyen: #64748b;
  --gris-clair: #f7f9fc;
  --blanc: #ffffff;
  --bordure: #dce6f2;
  --rayon: 10px;
  --rayon-lg: 16px;
  --ombre: 0 4px 24px rgba(13,53,103,0.10);
  --transition: 0.22s ease;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: 'DM Sans', sans-serif;
  color: var(--gris-fonce);
  background: var(--blanc);
  line-height: 1.65;
  font-size: 16px;
}

/* ---- Typographie ---- */
h1, h2, h3, h4 {
  font-family: 'DM Serif Display', serif;
  line-height: 1.2;
  color: var(--bleu-fonce);
}
h1 { font-size: clamp(32px, 5vw, 52px); }
h2 { font-size: clamp(24px, 3.5vw, 36px); }
h3 { font-size: 20px; }
p { color: var(--gris-moyen); }

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

/* ---- Layout ---- */
.container { max-width: 1060px; margin: 0 auto; padding: 0 32px; }
.section { padding: 88px 0; }
.section-tag {
  display: inline-block;
  font-size: 12px; font-weight: 600; letter-spacing: 1.5px;
  text-transform: uppercase; color: var(--bleu-moyen);
  margin-bottom: 12px;
}
.section-title { margin-bottom: 14px; }
.section-sub { font-size: 17px; max-width: 540px; margin-bottom: 48px; }

/* ---- Boutons ---- */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 13px 28px; border-radius: 8px;
  font-family: 'DM Sans', sans-serif; font-size: 15px; font-weight: 500;
  cursor: pointer; border: none; transition: var(--transition);
}
.btn-primary { background: var(--bleu-moyen); color: var(--blanc); }
.btn-primary:hover { background: var(--bleu-fonce); transform: translateY(-1px); }
.btn-outline { background: transparent; color: var(--blanc); border: 1.5px solid rgba(255,255,255,0.5); }
.btn-outline:hover { border-color: var(--blanc); background: rgba(255,255,255,0.08); }
.btn-ghost { background: transparent; color: var(--bleu-moyen); border: 1.5px solid var(--bordure); }
.btn-ghost:hover { background: var(--bleu-clair); border-color: var(--bleu-moyen); }

/* ---- Navigation ---- */
.nav {
  position: sticky; top: 0; z-index: 100;
  background: rgba(255,255,255,0.96);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--bordure);
  padding: 0 32px;
}
.nav-inner {
  max-width: 1060px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 68px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-size: 20px; font-weight: 700; color: var(--bleu-fonce);
}
.nav-logo .lp { color: var(--bleu-moyen); }
.logo-bars { display: flex; align-items: flex-end; gap: 2.5px; height: 26px; }
.logo-bars span {
  background: var(--bleu-moyen); border-radius: 2px; width: 5px;
  transition: var(--transition);
}
.nav-links { display: flex; gap: 32px; }
.nav-links a {
  font-size: 14px; font-weight: 500; color: var(--gris-moyen);
  transition: var(--transition); position: relative; padding-bottom: 2px;
}
.nav-links a::after {
  content: ''; position: absolute; left: 0; bottom: -2px;
  width: 0; height: 2px; background: var(--bleu-moyen);
  transition: var(--transition);
}
.nav-links a:hover { color: var(--bleu-fonce); }
.nav-links a:hover::after { width: 100%; }
.nav-links a.active { color: var(--bleu-fonce); }
.nav-links a.active::after { width: 100%; }
.nav-mobile-btn { display: none; background: none; border: none; cursor: pointer; color: var(--bleu-fonce); padding: 6px; }
@media (max-width: 768px) {
  .nav-links {
    display: none;
    position: absolute;
    top: 68px; left: 0; right: 0;
    flex-direction: column; gap: 0;
    background: var(--blanc);
    border-bottom: 1px solid var(--bordure);
    box-shadow: var(--ombre);
  }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 16px 24px; border-top: 1px solid var(--bordure); }
  .nav-mobile-btn { display: block; }
}

/* ---- Hero ---- */
.hero {
  background: linear-gradient(140deg, #0d3567 0%, #1a6ab5 60%, #2a85d4 100%);
  padding: 110px 32px 90px;
  text-align: center; position: relative; overflow: hidden;
}
.hero::before {
  content: '';
  position: absolute; top: -80px; right: -80px;
  width: 400px; height: 400px; border-radius: 50%;
  background: rgba(255,255,255,0.04);
}
.hero::after {
  content: '';
  position: absolute; bottom: -60px; left: -60px;
  width: 300px; height: 300px; border-radius: 50%;
  background: rgba(255,255,255,0.03);
}
.hero-inner { max-width: 720px; margin: 0 auto; position: relative; z-index: 1; }
.hero h1 { color: var(--blanc); margin-bottom: 20px; }
.hero h1 em { font-style: italic; color: #a8d0f5; }
.hero p { color: rgba(255,255,255,0.82); font-size: 18px; margin-bottom: 36px; max-width: 520px; margin-left: auto; margin-right: auto; }
.hero-btns { display: flex; gap: 14px; justify-content: center; flex-wrap: wrap; }
.btn-white { background: var(--blanc); color: var(--bleu-fonce); font-weight: 600; }
.btn-white:hover { background: #e8f0fa; transform: translateY(-1px); }

/* ---- Bande stats ---- */
.stats-band { background: var(--bleu-fonce); }
.stats-inner {
  max-width: 1060px; margin: 0 auto; padding: 0 32px;
  display: grid; grid-template-columns: repeat(4, 1fr);
}
.stat-item {
  padding: 32px 16px; text-align: center;
  border-right: 1px solid rgba(255,255,255,0.1);
}
.stat-item:last-child { border-right: none; }
.stat-num { font-size: 30px; font-weight: 700; color: #a8d0f5; font-family: 'DM Serif Display', serif; }
.stat-label { font-size: 13px; color: rgba(255,255,255,0.65); margin-top: 4px; }
@media (max-width: 600px) {
  .stats-inner { grid-template-columns: repeat(2, 1fr); }
  .stat-item:nth-child(2) { border-right: none; }
  .stat-item:nth-child(3) { border-right: none; border-top: 1px solid rgba(255,255,255,0.1); }
  .stat-item:nth-child(4) { border-top: 1px solid rgba(255,255,255,0.1); }
}

/* ---- Grille services ---- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px;
}
.service-card {
  background: var(--blanc); border: 1px solid var(--bordure);
  border-radius: var(--rayon-lg); padding: 28px 24px;
  transition: var(--transition); cursor: pointer;
}
.service-card:hover {
  box-shadow: var(--ombre); border-color: #a8c8ef;
  transform: translateY(-3px);
}
.service-icon {
  width: 48px; height: 48px; border-radius: 12px;
  background: var(--bleu-clair); display: flex; align-items: center; justify-content: center;
  margin-bottom: 18px;
}
.service-icon svg { width: 24px; height: 24px; stroke: var(--bleu-moyen); }
.service-card h3 { font-size: 17px; margin-bottom: 8px; font-family: 'DM Sans', sans-serif; font-weight: 600; color: var(--bleu-fonce); }
.service-card p { font-size: 14px; line-height: 1.6; }

/* ---- Grilles services.html ---- */
.service-feature-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; }
@media (max-width: 768px) {
  .service-feature-grid { grid-template-columns: 1fr; gap: 32px; }
}
.subjournal-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
@media (max-width: 640px) {
  .subjournal-grid { grid-template-columns: 1fr; }
}

/* ---- Pourquoi nous ---- */
.why-section { background: var(--gris-clair); }
.why-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 32px;
}
.why-item { display: flex; flex-direction: column; gap: 10px; }
.why-num {
  font-size: 13px; font-weight: 700; color: var(--bleu-moyen);
  letter-spacing: 1px;
}
.why-item h4 { font-size: 16px; font-weight: 600; color: var(--bleu-fonce); font-family: 'DM Sans', sans-serif; }
.why-item p { font-size: 14px; }

/* ---- Tarifs ---- */
.prix-grid {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  gap: 20px; align-items: start;
}
.prix-card {
  background: var(--blanc); border: 1px solid var(--bordure);
  border-radius: var(--rayon-lg); padding: 28px 24px;
  transition: var(--transition);
}
.prix-card.featured {
  border: 2px solid var(--bleu-moyen);
  box-shadow: 0 8px 32px rgba(26,106,181,0.15);
}
.badge-pop {
  display: inline-block; font-size: 11px; font-weight: 600;
  background: var(--bleu-moyen); color: var(--blanc);
  padding: 4px 12px; border-radius: 20px; margin-bottom: 12px;
}
.prix-titre { font-size: 18px; font-weight: 700; color: var(--bleu-fonce); margin-bottom: 4px; }
.prix-cible { font-size: 13px; color: var(--gris-moyen); margin-bottom: 20px; }
.prix-montant { font-size: 38px; font-weight: 700; color: var(--bleu-moyen); font-family: 'DM Serif Display', serif; }
.prix-period { font-size: 14px; color: var(--gris-moyen); margin-bottom: 20px; }
.prix-sep { border: none; border-top: 1px solid var(--bordure); margin: 16px 0; }
.prix-features { list-style: none; display: flex; flex-direction: column; gap: 10px; margin-bottom: 24px; }
.prix-features li { font-size: 14px; color: var(--gris-fonce); display: flex; gap: 10px; align-items: flex-start; }
.check { color: var(--bleu-moyen); font-weight: 700; flex-shrink: 0; margin-top: 1px; }
.prix-note { font-size: 12px; color: var(--gris-moyen); margin-top: 12px; text-align: center; }

/* ---- Contact ---- */
.contact-grid { display: grid; grid-template-columns: 1fr 1.6fr; gap: 64px; align-items: start; }
@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}
.contact-section { background: linear-gradient(140deg, #0d3567, #1a6ab5); padding: 88px 32px; }
.contact-inner { max-width: 700px; margin: 0 auto; text-align: center; }
.contact-inner h2 { color: var(--blanc); margin-bottom: 16px; }
.contact-inner p { color: rgba(255,255,255,0.8); font-size: 17px; margin-bottom: 36px; }
.contact-form {
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.18);
  border-radius: var(--rayon-lg); padding: 36px 32px;
  display: flex; flex-direction: column; gap: 16px;
  text-align: left;
}
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
@media (max-width: 540px) { .form-row { grid-template-columns: 1fr; } }
.form-group { display: flex; flex-direction: column; gap: 6px; }
.form-group label { font-size: 13px; color: rgba(255,255,255,0.75); font-weight: 500; }
.form-group input, .form-group select, .form-group textarea {
  padding: 12px 14px; border-radius: 8px;
  border: 1px solid rgba(255,255,255,0.2);
  background: rgba(255,255,255,0.1); color: var(--blanc);
  font-family: 'DM Sans', sans-serif; font-size: 15px;
  transition: var(--transition); outline: none;
}
.form-group input::placeholder, .form-group textarea::placeholder { color: rgba(255,255,255,0.4); }
.form-group input:focus, .form-group select:focus, .form-group textarea:focus {
  border-color: rgba(255,255,255,0.6); background: rgba(255,255,255,0.15);
}
.form-group select option { background: var(--bleu-fonce); color: var(--blanc); }
.form-group textarea { resize: vertical; min-height: 100px; }
.form-success {
  display: none; background: rgba(255,255,255,0.15); border-radius: 8px;
  padding: 16px; text-align: center; color: var(--blanc); font-size: 15px;
}

/* ---- Infos contact ---- */
.contact-infos {
  display: flex; gap: 28px; justify-content: center; flex-wrap: wrap;
  margin-top: 28px;
}
.contact-info-item { display: flex; align-items: center; gap: 8px; color: rgba(255,255,255,0.75); font-size: 14px; }
.contact-info-item svg { width: 16px; height: 16px; stroke: rgba(255,255,255,0.6); }

/* ---- Footer ---- */
footer {
  background: #071e40; color: rgba(255,255,255,0.5);
  padding: 32px; text-align: center; font-size: 13px;
}
footer strong { color: rgba(255,255,255,0.85); }
footer a { color: rgba(255,255,255,0.5); transition: var(--transition); }
footer a:hover { color: var(--blanc); }
.footer-links { display: flex; gap: 20px; justify-content: center; margin-top: 10px; }

/* ---- Animations ---- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(20px); }
  to { opacity: 1; transform: translateY(0); }
}
.fade-up { animation: fadeUp 0.6s ease both; }
.fade-up-2 { animation: fadeUp 0.6s ease 0.15s both; }
.fade-up-3 { animation: fadeUp 0.6s ease 0.3s both; }

/* ---- Page active nav ---- */
.nav-links a[data-page].active { color: var(--bleu-fonce); }

/* ---- Responsive ---- */
@media (max-width: 768px) {
  .section { padding: 64px 0; }
  .hero { padding: 80px 24px 64px; }
  .container { padding: 0 20px; }
}