/* ===== VARIABLES & RESET ===== */
:root {
  --orange:      #E87722;
  --orange-dark: #C45E0A;
  --black:       #1A1A1A;
  --dark:        #333333;
  --gray:        #666666;
  --gray-light:  #F4F4F4;
  --border:      #E0E0E0;
  --white:       #FFFFFF;
  --shadow:      0 1px 5px rgba(0,0,0,0.09);
  --radius:      6px;
  --transition:  all 0.2s ease;
}

*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
  color: var(--dark);
  background: var(--white);
  line-height: 1.65;
  font-size: 16px;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }
.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* ===== NAVBAR ===== */
.navbar {
  background: var(--black);
  position: sticky;
  top: 0;
  z-index: 100;
  border-bottom: 1px solid #272727;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 68px;
}

.navbar-brand { display: flex; align-items: center; gap: 12px; }

.navbar-logo {
  width: 40px;
  height: 40px;
  background: var(--orange);
  border-radius: 5px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  font-weight: 900;
  color: var(--white);
  letter-spacing: -1px;
}

.navbar-name { font-size: 1.15rem; font-weight: 700; color: var(--white); }
.navbar-name span { color: var(--orange); }

.navbar-nav { display: flex; list-style: none; align-items: center; gap: 2px; }

.navbar-nav a {
  color: #bbb;
  padding: 7px 13px;
  border-radius: 4px;
  font-weight: 500;
  font-size: 0.88rem;
  transition: var(--transition);
}

.navbar-nav a:hover,
.navbar-nav a.active {
  color: var(--white);
  background: rgba(255,255,255,0.08);
}

.navbar-cta {
  background: var(--orange) !important;
  color: var(--white) !important;
  font-weight: 600 !important;
  padding: 7px 16px !important;
  border-radius: 4px !important;
}

.navbar-cta:hover { background: var(--orange-dark) !important; }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; }
.hamburger span { width: 22px; height: 2px; background: var(--white); border-radius: 2px; transition: var(--transition); }

/* ===== HERO (accueil) ===== */
.hero {
  position: relative;
  background-color: var(--black);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--white);
  padding: 96px 0 80px;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.65);
  z-index: 0;
}

.hero .container { position: relative; z-index: 1; }

.hero-content {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.hero-badge {
  display: inline-block;
  background: var(--orange);
  color: var(--white);
  padding: 4px 12px;
  border-radius: 3px;
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.8px;
  margin-bottom: 18px;
}

.hero h1 {
  font-size: 2.7rem;
  font-weight: 800;
  line-height: 1.12;
  margin-bottom: 16px;
  letter-spacing: -0.5px;
}

.hero h1 span { color: var(--orange); }

.hero-text p {
  font-size: 1rem;
  color: rgba(255,255,255,0.75);
  margin-bottom: 30px;
  line-height: 1.7;
}

.hero-buttons { display: flex; gap: 12px; flex-wrap: wrap; }

/* ===== BOUTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 11px 24px;
  border-radius: 5px;
  font-weight: 600;
  font-size: 0.9rem;
  cursor: pointer;
  border: none;
  transition: var(--transition);
  line-height: 1;
}

.btn-primary { background: var(--orange); color: var(--white); }
.btn-primary:hover { background: var(--orange-dark); }

.btn-outline {
  background: transparent;
  color: var(--white);
  border: 1px solid rgba(255,255,255,0.35);
}
.btn-outline:hover { border-color: var(--orange); color: var(--orange); }

/* ===== STAT CARDS ===== */
.hero-visual { display: flex; flex-direction: column; gap: 10px; }

.stat-card {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.12);
  border-left: 3px solid var(--orange);
  border-radius: var(--radius);
  padding: 16px 20px;
}

.stat-icon { display: none; }

.stat-num {
  font-size: 1.6rem;
  font-weight: 800;
  color: var(--orange);
  line-height: 1;
  margin-bottom: 3px;
}

.stat-label { color: rgba(255,255,255,0.6); font-size: 0.82rem; }

/* ===== SECTIONS ===== */
section { padding: 72px 0; }

.section-header { text-align: center; margin-bottom: 48px; }

.section-tag {
  display: inline-block;
  color: var(--orange);
  border: 1px solid var(--orange);
  padding: 3px 11px;
  border-radius: 3px;
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.section-header h2 {
  font-size: 1.95rem;
  font-weight: 800;
  color: var(--black);
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}

.section-header h2 span { color: var(--orange); }

.section-header p {
  color: var(--gray);
  font-size: 0.97rem;
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.65;
}

/* ===== GRILLES ===== */
.grid-3 { display: grid; grid-template-columns: repeat(3,1fr); gap: 20px; }
.grid-2 { display: grid; grid-template-columns: repeat(2,1fr); gap: 20px; }

/* ===== CARTES ===== */
.card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 26px;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.card:hover { border-color: #bbb; }

.card-icon {
  width: 32px;
  height: 3px;
  background: var(--orange);
  border-radius: 2px;
  margin-bottom: 16px;
}

.card h3 { font-size: 1rem; font-weight: 700; color: var(--black); margin-bottom: 7px; }
.card p { color: var(--gray); font-size: 0.88rem; line-height: 1.6; }

/* ===== PARCOURS CARDS ===== */
.parcours-card {
  background: var(--white);
  border-radius: var(--radius);
  border: 1px solid var(--border);
  overflow: hidden;
  transition: var(--transition);
}

.parcours-card:hover { border-color: var(--orange); }

.parcours-header {
  background: var(--black);
  color: var(--white);
  padding: 24px 26px;
}

.parcours-icon { display: none; }

.parcours-header h3 { font-size: 1.05rem; font-weight: 700; margin-bottom: 3px; }
.parcours-header p { color: rgba(255,255,255,0.5); font-size: 0.82rem; }
.parcours-body { padding: 20px 26px; }

.parcours-features { list-style: none; margin-bottom: 18px; }

.parcours-features li {
  padding: 6px 0;
  border-bottom: 1px solid var(--gray-light);
  color: var(--dark);
  font-size: 0.88rem;
  display: flex;
  align-items: center;
  gap: 8px;
}

.parcours-features li::before {
  content: '—';
  color: var(--orange);
  font-weight: 700;
  font-size: 0.75rem;
}

/* ===== BARRE DE PROGRESSION ===== */
.progress-bar {
  width: 100%;
  height: 5px;
  background: rgba(255,255,255,0.15);
  border-radius: 3px;
  overflow: hidden;
  margin: 8px 0;
}

.progress-fill {
  height: 100%;
  background: var(--orange);
  border-radius: 3px;
  transition: width 0.5s ease;
}

/* ===== TIMELINE ===== */
.timeline { position: relative; padding-left: 26px; }

.timeline::before {
  content: '';
  position: absolute;
  left: 7px;
  top: 6px;
  bottom: 6px;
  width: 2px;
  background: var(--border);
}

.timeline-item { position: relative; margin-bottom: 20px; }

.timeline-dot {
  position: absolute;
  left: -21px;
  top: 6px;
  width: 12px;
  height: 12px;
  background: var(--orange);
  border-radius: 50%;
  border: 2px solid var(--white);
  outline: 2px solid var(--orange);
}

.timeline-content {
  background: var(--white);
  border-radius: var(--radius);
  padding: 16px 18px;
  border: 1px solid var(--border);
  border-left: 3px solid var(--orange);
}

.timeline-content h4 { font-weight: 700; color: var(--black); font-size: 0.9rem; margin-bottom: 3px; }
.timeline-content p { color: var(--gray); font-size: 0.85rem; }

/* ===== QUIZ ===== */
.quiz-container {
  background: var(--gray-light);
  border-radius: var(--radius);
  padding: 26px;
  margin-top: 20px;
  border: 1px solid var(--border);
}

.quiz-container h4 { font-size: 0.97rem; font-weight: 700; margin-bottom: 18px; color: var(--black); }
.quiz-question { margin-bottom: 20px; }
.quiz-question p { font-weight: 600; font-size: 0.9rem; margin-bottom: 9px; color: var(--black); }
.quiz-options { display: flex; flex-direction: column; gap: 7px; }

.quiz-option {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 9px 13px;
  background: var(--white);
  border-radius: var(--radius);
  cursor: pointer;
  border: 1px solid var(--border);
  transition: var(--transition);
  font-size: 0.88rem;
  color: var(--dark);
}

.quiz-option:hover { border-color: var(--orange); }
.quiz-option input[type="radio"] { accent-color: var(--orange); }
.quiz-option.correct { border-color: #388e3c; background: #f1f8f2; }
.quiz-option.wrong { border-color: #d32f2f; background: #fdf2f2; }

.quiz-submit {
  background: var(--orange);
  color: var(--white);
  border: none;
  padding: 9px 22px;
  border-radius: var(--radius);
  font-weight: 600;
  cursor: pointer;
  font-size: 0.88rem;
  transition: var(--transition);
  margin-top: 8px;
}

.quiz-submit:hover { background: var(--orange-dark); }

.quiz-result {
  margin-top: 10px;
  padding: 10px 14px;
  border-radius: var(--radius);
  font-weight: 600;
  font-size: 0.87rem;
  display: none;
}

.quiz-result.success { background: #f1f8f2; color: #2e7d32; border: 1px solid #a5d6a7; }
.quiz-result.fail { background: #fdf2f2; color: #c62828; border: 1px solid #ef9a9a; }

/* ===== VIDÉO ===== */
.video-container {
  background: #111;
  border-radius: var(--radius);
  aspect-ratio: 16/9;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  overflow: hidden;
}

.video-container iframe { width: 100%; height: 100%; border: none; }
.video-placeholder { text-align: center; color: #666; }
.video-placeholder .play-icon { font-size: 2.5rem; color: var(--orange); margin-bottom: 8px; }

/* ===== ACCORDÉON MODULES ===== */
.module-accordion { margin-bottom: 8px; }

.module-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 14px 18px;
  background: var(--black);
  color: var(--white);
  border-radius: var(--radius);
  cursor: pointer;
  transition: var(--transition);
  user-select: none;
}

.module-header:hover { background: #252525; }
.module-header.active { background: var(--orange); border-radius: var(--radius) var(--radius) 0 0; }

.module-title {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 0.88rem;
}

.module-badge {
  background: rgba(255,255,255,0.18);
  padding: 2px 8px;
  border-radius: 3px;
  font-size: 0.72rem;
  font-weight: 600;
}

.module-chevron { transition: transform 0.2s; font-size: 0.9rem; }
.module-header.active .module-chevron { transform: rotate(180deg); }

.module-body {
  background: var(--white);
  border: 1px solid var(--border);
  border-top: none;
  border-radius: 0 0 var(--radius) var(--radius);
  padding: 22px;
  display: none;
}

.module-body.open { display: block; }

/* ===== SEMAINE 1 — OBLIGATOIRE ===== */
.semaine1-card {
  background: var(--black);
  color: var(--white);
  border-radius: var(--radius);
  padding: 34px;
  margin-bottom: 40px;
  border: 1px solid #333;
  position: relative;
}

.semaine1-card::before {
  content: 'OBLIGATOIRE';
  position: absolute;
  top: 18px;
  right: 18px;
  background: var(--orange);
  color: var(--white);
  padding: 3px 10px;
  border-radius: 3px;
  font-size: 0.7rem;
  font-weight: 700;
  letter-spacing: 0.8px;
}

.semaine1-card h2 { font-size: 1.5rem; font-weight: 700; margin-bottom: 8px; }
.semaine1-card > p { color: rgba(255,255,255,0.6); margin-bottom: 22px; font-size: 0.9rem; }

.certification-links {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 14px;
  margin-top: 18px;
}

.cert-link {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius);
  padding: 16px;
  display: flex;
  align-items: center;
  gap: 14px;
  transition: var(--transition);
  color: var(--white);
}

.cert-link:hover { background: rgba(232,119,34,0.1); border-color: var(--orange); }

.cert-link-icon {
  width: 34px;
  height: 34px;
  background: var(--orange);
  border-radius: 4px;
  flex-shrink: 0;
}

.cert-link-info h4 { font-weight: 700; font-size: 0.87rem; margin-bottom: 3px; }
.cert-link-info p { color: rgba(255,255,255,0.5); font-size: 0.78rem; }
.cert-link-info span { color: var(--orange); font-size: 0.76rem; font-weight: 600; }

/* ===== ONGLETS PARCOURS ===== */
.parcours-tabs {
  display: flex;
  gap: 0;
  margin-bottom: 0;
  flex-wrap: wrap;
  border-bottom: 2px solid var(--border);
}

.tab-btn {
  padding: 10px 20px;
  border-radius: 0;
  font-weight: 600;
  cursor: pointer;
  border: none;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  background: transparent;
  color: var(--gray);
  transition: var(--transition);
  font-size: 0.88rem;
}

.tab-btn:hover { color: var(--black); }
.tab-btn.active { color: var(--orange); border-bottom-color: var(--orange); }

.tab-content { display: none; }
.tab-content.active { display: block; }

/* ===== FORMULAIRE ===== */
.form-group { margin-bottom: 16px; }

.form-group label {
  display: block;
  font-weight: 600;
  font-size: 0.85rem;
  margin-bottom: 5px;
  color: var(--black);
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 9px 13px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  font-size: 0.88rem;
  font-family: inherit;
  color: var(--dark);
  background: var(--white);
  transition: var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--orange);
  box-shadow: 0 0 0 2px rgba(232,119,34,0.1);
}

.form-group textarea { resize: vertical; min-height: 88px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; }

/* ===== FOOTER ===== */
footer {
  background: var(--black);
  color: var(--white);
  padding: 50px 0 26px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 36px;
  margin-bottom: 32px;
}

.footer-brand p { color: #888; margin-top: 12px; font-size: 0.85rem; line-height: 1.65; }

.footer-col h4 {
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 1px;
  margin-bottom: 12px;
}

.footer-col ul { list-style: none; }
.footer-col ul li { margin-bottom: 7px; }
.footer-col ul li a { color: #888; font-size: 0.85rem; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--orange); }

.footer-bottom {
  border-top: 1px solid #262626;
  padding-top: 20px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  color: #555;
  font-size: 0.8rem;
}

/* ===== FONDS ALTERNATIFS ===== */
.bg-alt { background: #F4F4F4; }

.bg-dark-section {
  background: var(--black);
  color: var(--white);
}

.bg-dark-section .section-header h2 { color: var(--white); }
.bg-dark-section .section-header p { color: #999; }

/* ===== BADGES ===== */
.badge {
  display: inline-block;
  padding: 3px 9px;
  border-radius: 3px;
  font-size: 0.72rem;
  font-weight: 700;
}

.badge-orange { background: rgba(232,119,34,0.1); color: var(--orange); }
.badge-green { background: #f1f8f2; color: #2e7d32; }
.badge-gray { background: var(--gray-light); color: var(--gray); }

/* ===== PAGE HERO (sous-pages) ===== */
.page-hero {
  position: relative;
  background-color: var(--black);
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--white);
  padding: 60px 0 50px;
  text-align: center;
  overflow: hidden;
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.65);
  z-index: 0;
}

.page-hero .container { position: relative; z-index: 1; }

.page-hero h1 {
  font-size: 2.1rem;
  font-weight: 800;
  margin-bottom: 10px;
  letter-spacing: -0.3px;
}

.page-hero h1 span { color: var(--orange); }

.page-hero p {
  color: rgba(255,255,255,0.7);
  font-size: 0.97rem;
  max-width: 540px;
  margin: 0 auto;
  line-height: 1.65;
}

/* ===== INSCRIPTION ===== */
.inscription-wrapper {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 44px;
  align-items: start;
}

.inscription-info { padding-top: 6px; }

.info-item {
  display: flex;
  gap: 14px;
  margin-bottom: 20px;
  align-items: flex-start;
}

.info-icon {
  width: 3px;
  background: var(--orange);
  border-radius: 2px;
  flex-shrink: 0;
  align-self: stretch;
  min-height: 36px;
}

.info-text h4 { font-weight: 700; font-size: 0.92rem; color: var(--black); margin-bottom: 2px; }
.info-text p { color: var(--gray); font-size: 0.85rem; }

/* ===== PARTENAIRES ===== */
.partner-grid { display: grid; grid-template-columns: repeat(4,1fr); gap: 16px; }

.partner-card {
  background: var(--white);
  border-radius: var(--radius);
  padding: 20px;
  text-align: center;
  border: 1px solid var(--border);
  transition: var(--transition);
}

.partner-card:hover { border-color: var(--orange); }

.partner-logo {
  width: 60px;
  height: 60px;
  background: var(--gray-light);
  border-radius: 4px;
  margin: 0 auto 10px;
}

.partner-card h4 { font-size: 0.85rem; font-weight: 700; color: var(--black); margin-bottom: 3px; }
.partner-card p { font-size: 0.76rem; color: var(--gray); }

/* ===== RESPONSIVE ===== */
@media (max-width: 992px) {
  .hero-content { grid-template-columns: 1fr; gap: 32px; }
  .grid-3 { grid-template-columns: repeat(2,1fr); }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 24px; }
  .partner-grid { grid-template-columns: repeat(2,1fr); }
  .certification-links { grid-template-columns: 1fr; }
  .inscription-wrapper { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .navbar-nav {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 68px;
    left: 0;
    right: 0;
    background: var(--black);
    padding: 14px 20px;
    gap: 3px;
    border-top: 1px solid #272727;
  }
  .navbar-nav.open { display: flex; }
  .hamburger { display: flex; }
  .hero h1 { font-size: 1.85rem; }
  .page-hero h1 { font-size: 1.65rem; }
  .section-header h2 { font-size: 1.65rem; }
  .grid-3, .grid-2 { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 6px; text-align: center; }
  .hero-buttons { flex-direction: column; align-items: flex-start; }
  .parcours-tabs {
    border-bottom: none;
    gap: 6px;
    flex-direction: column;
  }
  .tab-btn {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    border-bottom: 1px solid var(--border);
    margin-bottom: 0;
    text-align: left;
  }
  .tab-btn.active {
    background: rgba(232,119,34,0.06);
    border-color: var(--orange);
    color: var(--orange);
  }
}