/* ==========================================================================
   Les Cours Nathan — Design System
   Palette : bleu nuit #1B2A4A + orange #F5820D
   ========================================================================== */

:root {
  --navy: #1B2A4A;
  --navy-dark: #121D35;
  --navy-light: #243860;
  --orange: #F5820D;
  --orange-dark: #D96E05;
  --orange-light: #FFF1E3;
  --bg: #FFFFFF;
  --bg-alt: #F5F7FC;
  --bg-dark: #121D35;
  --text: #1A1A2E;
  --text-muted: #5A6478;
  --border: #E6EAF3;
  --white: #FFFFFF;
  --success: #16A34A;
  --error: #DC2626;
  --radius: 16px;
  --radius-sm: 10px;
  --shadow-sm: 0 2px 8px rgba(27, 42, 74, 0.06);
  --shadow-md: 0 10px 30px rgba(27, 42, 74, 0.10);
  --shadow-lg: 0 24px 60px rgba(27, 42, 74, 0.16);
  --font: "Segoe UI", system-ui, -apple-system, "Helvetica Neue", Arial, sans-serif;
  --container: 1180px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ===== Reset ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  font-family: var(--font);
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  font-size: 16px;
}
img, svg { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
h1, h2, h3, h4 { line-height: 1.2; color: var(--navy); letter-spacing: -0.01em; }

.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

/* ===== Buttons ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-weight: 600;
  font-size: 15px;
  border-radius: 12px;
  padding: 13px 26px;
  cursor: pointer;
  transition: var(--transition);
  border: 2px solid transparent;
  white-space: nowrap;
}
.btn-primary { background: var(--orange); color: #fff; box-shadow: 0 8px 20px rgba(245, 130, 13, 0.28); }
.btn-primary:hover { background: var(--orange-dark); transform: translateY(-2px); box-shadow: 0 12px 26px rgba(245, 130, 13, 0.36); }
.btn-outline { background: transparent; color: var(--navy); border-color: var(--navy); }
.btn-outline:hover { background: var(--navy); color: #fff; transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--navy); }
.btn-ghost:hover { background: rgba(27, 42, 74, 0.07); }
.btn-lg { padding: 16px 32px; font-size: 16px; }
.btn-sm { padding: 9px 18px; font-size: 14px; }
.btn-app { display: inline-flex; align-items: center; gap: 8px; }
.btn-app .dl-ico { font-size: 16px; }

/* Variante footer (fond sombre) */
.footer-brand .footer-download {
  margin-top: 18px;
  border-color: rgba(255, 255, 255, 0.35);
  color: #fff;
}
.footer-brand .footer-download:hover { background: #fff; color: var(--navy); border-color: #fff; }

/* ===== Réseaux sociaux ===== */
.footer-social {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-top: 18px;
}
.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: #fff;
  font-size: 17px;
  transition: var(--transition);
}
.footer-social a:hover { background: var(--orange); border-color: var(--orange); transform: translateY(-2px); }
.footer-social svg { width: 18px; height: 18px; fill: currentColor; }

/* ===== Cookie consent ===== */
.cookie-consent {
  position: fixed;
  left: 20px;
  bottom: 20px;
  right: 20px;
  max-width: 520px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  padding: 22px 24px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.cookie-consent p { color: var(--text-muted); font-size: 14px; margin: 0; }
.cookie-consent-actions { display: flex; gap: 10px; flex-wrap: wrap; }
.cookie-consent-actions .btn-sm { font-size: 13.5px; }
@media (max-width: 520px) {
  .cookie-consent { left: 12px; right: 12px; bottom: 12px; }
}

/* ===== Header ===== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255, 255, 255, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  height: 72px;
  transition: height var(--transition);
}
.site-header.is-scrolled { box-shadow: var(--shadow-sm); }
.site-header.is-scrolled .header-inner { height: 64px; }
.brand { display: inline-flex; align-items: center; gap: 10px; font-size: 20px; color: var(--navy); }
.brand strong { color: var(--orange); }
.brand-mark {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--navy), var(--navy-light));
  color: var(--orange);
}
.brand-mark svg { width: 22px; height: 22px; }
.main-nav ul { display: flex; gap: 6px; }
.nav-link {
  padding: 9px 14px;
  border-radius: 10px;
  font-weight: 500;
  font-size: 15px;
  color: var(--text-muted);
  transition: var(--transition);
}
.nav-link:hover { color: var(--navy); background: rgba(27, 42, 74, 0.06); }
.nav-link.is-active { color: var(--navy); font-weight: 600; background: rgba(245, 130, 13, 0.10); }
.header-actions { display: flex; align-items: center; gap: 10px; }
.lang-toggle {
  background: var(--navy);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  border: 0;
  border-radius: 10px;
  padding: 9px 13px;
  cursor: pointer;
  transition: var(--transition);
}
.lang-toggle:hover { background: var(--navy-light); transform: translateY(-1px); }

/* ===== Navigation avec dropdown ===== */
.nav-item { position: relative; }
.dropdown-toggle {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: none;
  border: 0;
  font: inherit;
  cursor: pointer;
  text-align: left;
}
.dropdown-toggle::-moz-focus-inner { border: 0; }
.dropdown-caret { font-size: 9px; line-height: 1; transition: transform var(--transition); }
.nav-item:hover .dropdown-caret { transform: rotate(180deg); }
.dropdown {
  position: absolute;
  top: calc(100% + 10px);
  left: 0;
  min-width: 262px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow-lg);
  padding: 10px;
  display: grid;
  gap: 2px;
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 130;
}
.nav-item:hover .dropdown,
.nav-item.is-open .dropdown,
.nav-item:focus-within .dropdown { opacity: 1; visibility: visible; transform: translateY(0); }
.dropdown a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--text-muted);
  font-size: 14.5px;
  font-weight: 500;
  transition: var(--transition);
}
.dropdown a:hover { color: var(--navy); background: rgba(27, 42, 74, 0.06); }
.dropdown a.is-active { color: var(--navy); font-weight: 600; background: rgba(245, 130, 13, 0.10); }
.dropdown .dd-icon {
  width: 38px;
  height: 38px;
  border-radius: 10px;
  background: var(--orange-light);
  color: var(--orange);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 17px;
  flex-shrink: 0;
}
.dropdown strong { display: block; color: var(--navy); font-size: 14px; }
.dropdown small { display: block; color: var(--text-muted); font-size: 12px; font-weight: 400; }
.nav-item.is-current > .dropdown-toggle { color: var(--navy); font-weight: 600; background: rgba(245, 130, 13, 0.10); }

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 8px;
}
.nav-toggle span { width: 24px; height: 2.5px; background: var(--navy); border-radius: 2px; transition: var(--transition); }

/* ===== Hero ===== */
.hero {
  position: relative;
  background: linear-gradient(160deg, #F0F4FC 0%, #E7EDFB 45%, #DBE4F8 100%);
  overflow: hidden;
}
.hero-bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 82% 18%, rgba(245, 130, 13, 0.12) 0, transparent 42%),
    radial-gradient(circle at 12% 80%, rgba(27, 42, 74, 0.08) 0, transparent 40%);
  pointer-events: none;
}
.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 60px;
  align-items: center;
  padding-top: 72px;
  padding-bottom: 96px;
}
.hero h1 { font-size: clamp(34px, 4.6vw, 54px); margin: 14px 0 20px; }
.hero h1 .text-accent { color: var(--orange); }
.hero p { font-size: 18px; color: var(--text-muted); max-width: 520px; margin-bottom: 30px; }
.eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--orange);
  background: var(--orange-light);
  padding: 6px 14px;
  border-radius: 100px;
}
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: flex; gap: 40px; margin-top: 44px; }
.stat strong { display: block; font-size: 28px; color: var(--navy); }
.stat span { font-size: 14px; color: var(--text-muted); }
.hero-trust {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-top: 22px;
  padding: 8px 16px;
  background: rgba(255, 255, 255, 0.75);
  border: 1px solid var(--border);
  border-radius: 100px;
  font-size: 13.5px;
  font-weight: 600;
  color: var(--navy);
}

/* Hero visual (mock UI) */
.hero-visual { position: relative; min-height: 420px; }
.visual-card {
  position: absolute;
  background: #fff;
  border-radius: var(--radius);
  box-shadow: var(--shadow-lg);
  padding: 18px;
  border: 1px solid rgba(27, 42, 74, 0.05);
}
.card-1 { top: 20px; right: 20px; width: 300px; }
.card-head { display: flex; align-items: center; gap: 12px; margin-bottom: 14px; }
.card-head .avatar { width: 44px; height: 44px; border-radius: 50%; background: linear-gradient(135deg, var(--navy), var(--navy-light)); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; }
.card-head strong { display: block; font-size: 15px; color: var(--navy); }
.card-head span:not(.avatar) { font-size: 13px; color: var(--text-muted); }
.badge-badge { background: #E6F6EC; color: var(--success); font-size: 12px; font-weight: 700; padding: 4px 10px; border-radius: 100px; }
.card-body { display: flex; flex-wrap: wrap; gap: 8px; }
.chip { background: var(--bg-alt); border: 1px solid var(--border); border-radius: 100px; padding: 5px 12px; font-size: 13px; color: var(--navy); }
.rating { width: 100%; margin-top: 10px; color: #F59E0B; font-size: 14px; }
.rating em { font-style: normal; color: var(--text-muted); margin-left: 6px; }
.card-2 { bottom: 60px; left: 0; display: flex; align-items: center; gap: 12px; animation: float 5s ease-in-out infinite; }
.card-2 .icon-ok { width: 36px; height: 36px; border-radius: 50%; background: #E6F6EC; color: var(--success); display: flex; align-items: center; justify-content: center; font-weight: 700; }
.card-2 strong { display: block; color: var(--navy); font-size: 14px; }
.card-2 span { font-size: 13px; color: var(--text-muted); }
.card-3 { bottom: 10px; right: 90px; animation: float 6s ease-in-out 1s infinite; }
.card-3 strong { color: var(--orange); font-size: 17px; }
.card-3 span { color: var(--text-muted); font-size: 13px; }
@keyframes float { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }

.hero-wave {
  position: absolute;
  bottom: -1px;
  left: 0;
  right: 0;
  height: 70px;
  background: var(--bg);
  clip-path: polygon(0 62%, 100% 0, 100% 100%, 0 100%);
}

/* ===== Sections ===== */
.section { padding: 90px 0; }
.section-alt { background: var(--bg-alt); }
.section-dark { background: var(--bg-dark); }
.section-dark .section-head h2, .section-dark .section-head p { color: #fff; }
.section-dark .section-head p { color: #B9C4DA; }
.section-head { text-align: center; max-width: 640px; margin: 0 auto 54px; }
.section-head h2 { font-size: clamp(28px, 3.4vw, 40px); margin: 14px 0 12px; }
.section-head p { color: var(--text-muted); font-size: 17px; }

/* ===== Matières ===== */
.grid-matiere {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}
.matiere-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
  transition: var(--transition);
}
.matiere-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(245, 130, 13, 0.4); }
.m-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 48px;
  height: 48px;
  border-radius: 14px;
  background: var(--orange-light);
  color: var(--orange);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 14px;
}
.matiere-card h3 { font-size: 18px; margin-bottom: 6px; }
.matiere-card p { color: var(--text-muted); font-size: 14px; }

/* ===== Étapes ===== */
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 22px; }
.steps-vertical { grid-template-columns: 1fr; max-width: 760px; margin: 0 auto; }
.steps-vertical .step { display: grid; grid-template-columns: 56px 1fr; gap: 20px; align-items: start; padding: 24px 28px; }
.steps-vertical .step .step-num { position: static; order: 0; font-size: 22px; color: var(--orange); background: var(--orange-light); width: 48px; height: 48px; border-radius: 14px; display: flex; align-items: center; justify-content: center; }
.steps-vertical .step .step-icon { order: 1; font-size: 22px; display: none; }
.steps-vertical .step h3 { order: 2; margin: 0; grid-column: 2; }
.steps-vertical .step p { order: 3; grid-column: 2; }
.step {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 24px;
  transition: var(--transition);
}
.step:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.step-num { position: absolute; top: 18px; right: 20px; font-size: 34px; font-weight: 800; color: rgba(27, 42, 74, 0.08); }
.step-icon { font-size: 30px; }
.step h3 { font-size: 19px; margin: 14px 0 8px; }
.step p { color: var(--text-muted); font-size: 14.5px; }

/* ===== Split ===== */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; }
.split-text h2 { font-size: clamp(28px, 3.4vw, 40px); margin: 14px 0 16px; }
.split-text p { color: var(--text-muted); font-size: 17px; margin-bottom: 24px; }
.checklist { margin-bottom: 28px; }
.checklist li {
  padding: 9px 0 9px 34px;
  position: relative;
  font-size: 16px;
  color: var(--text);
}
.checklist li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 9px;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--orange-light);
  color: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
}
.split-visual { display: grid; gap: 20px; }
.quality-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px;
  box-shadow: var(--shadow-sm);
}
.quality-card .q-icon { font-size: 26px; }
.quality-card h3 { font-size: 18px; margin: 10px 0 6px; }
.quality-card p { color: var(--text-muted); font-size: 14.5px; }

/* ===== Témoignages ===== */
.testimonials { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.testimonial {
  background: rgba(255, 255, 255, 0.05);
  border: 1px solid rgba(255, 255, 255, 0.10);
  border-radius: var(--radius);
  padding: 28px;
}
.stars { color: #F59E0B; letter-spacing: 2px; margin-bottom: 14px; }
.testimonial blockquote { color: #D6DFF0; font-size: 15px; margin-bottom: 20px; }
.testimonial figcaption { display: flex; align-items: center; gap: 12px; }
.avatar { width: 44px; height: 44px; border-radius: 50%; background: var(--orange); color: #fff; display: inline-flex; align-items: center; justify-content: center; font-weight: 700; flex-shrink: 0; }
.avatar-sm { width: 40px; height: 40px; }
.testimonial figcaption strong { display: block; color: #fff; font-size: 15px; }
.testimonial figcaption span { color: #8FA0BD; font-size: 13px; }

/* ===== CTA ===== */
.cta { padding: 40px 0 90px; }
.cta-inner {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  border-radius: 24px;
  padding: 64px 48px;
  text-align: center;
  box-shadow: var(--shadow-lg);
  position: relative;
  overflow: hidden;
}
.cta-inner::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 260px;
  height: 260px;
  border-radius: 50%;
  background: rgba(245, 130, 13, 0.22);
}
.cta-inner h2 { color: #fff; font-size: clamp(26px, 3vw, 36px); margin-bottom: 12px; }
.cta-inner p { color: #B9C4DA; font-size: 17px; margin-bottom: 30px; }
.cta-inner .btn-outline { border-color: rgba(255, 255, 255, 0.4); color: #fff; }
.cta-inner .btn-outline:hover { background: #fff; color: var(--navy); border-color: #fff; }

/* ===== Footer ===== */
.site-footer { background: var(--bg-dark); color: #B9C4DA; padding: 70px 0 30px; }
.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr 1.3fr;
  gap: 40px;
  padding-bottom: 44px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.footer-brand .brand { color: #fff; margin-bottom: 16px; }
.footer-brand p { font-size: 14.5px; max-width: 300px; }
.footer-col h4 { color: #fff; font-size: 15px; margin-bottom: 18px; }
.footer-col ul li { margin-bottom: 10px; }
.footer-col ul li a { font-size: 14.5px; transition: var(--transition); }
.footer-col ul li a:hover { color: var(--orange); }
.footer-contact li { font-size: 14.5px; }
.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding-top: 26px;
  font-size: 13.5px;
}
.footer-legal { display: flex; gap: 20px; }
.footer-legal a:hover { color: var(--orange); }

/* ===== Reveal animations ===== */
.reveal { opacity: 0; transform: translateY(26px); transition: opacity 0.7s ease, transform 0.7s ease; }
.reveal.is-visible { opacity: 1; transform: none; }

/* ===== Page hero (internes) ===== */
.page-hero {
  background: linear-gradient(160deg, #F0F4FC 0%, #E2EAFB 100%);
  padding: 64px 0 56px;
  text-align: center;
}
.page-hero h1 { font-size: clamp(30px, 4vw, 44px); margin: 16px 0 12px; }
.page-hero p { color: var(--text-muted); font-size: 17px; max-width: 620px; margin: 0 auto; }

/* ===== Pages génériques ===== */
.content-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 36px;
  box-shadow: var(--shadow-sm);
}
.content-card h3 { font-size: 20px; margin-bottom: 12px; color: var(--navy); }
.content-card p, .content-card li { color: var(--text-muted); font-size: 15.5px; }
.content-card ul { list-style: none; }
.content-card ul li { padding-left: 26px; position: relative; margin-bottom: 8px; }
.content-card ul li::before { content: "→"; position: absolute; left: 0; color: var(--orange); font-weight: 700; }

/* ===== FAQ ===== */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 14px;
  margin-bottom: 14px;
  overflow: hidden;
  transition: var(--transition);
}
.faq-item.is-open { border-color: rgba(245, 130, 13, 0.4); box-shadow: var(--shadow-sm); }
.faq-q {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  padding: 20px 24px;
  background: none;
  border: 0;
  cursor: pointer;
  font-size: 16.5px;
  font-weight: 600;
  color: var(--navy);
  text-align: left;
}
.faq-q .faq-icon {
  width: 26px;
  height: 26px;
  border-radius: 50%;
  background: var(--orange-light);
  color: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
  transition: transform 0.3s ease;
}
.faq-item.is-open .faq-icon { transform: rotate(45deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.35s ease; }
.faq-a-inner { padding: 0 24px 22px; color: var(--text-muted); font-size: 15px; }

/* ===== Tarifs ===== */
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; align-items: stretch; }
.price-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: 20px;
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
  position: relative;
}
.price-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-md); }
.price-card.is-featured {
  border: 2px solid var(--orange);
  box-shadow: var(--shadow-md);
}
.price-badge {
  position: absolute;
  top: -14px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--orange);
  color: #fff;
  font-size: 12px;
  font-weight: 700;
  padding: 5px 16px;
  border-radius: 100px;
  white-space: nowrap;
}
.price-card h3 { font-size: 18px; }
.price-card .price { font-size: 40px; font-weight: 800; color: var(--navy); margin: 14px 0 4px; }
.price-card .price span { font-size: 16px; font-weight: 500; color: var(--text-muted); }
.price-card .price-desc { color: var(--text-muted); font-size: 14px; margin-bottom: 22px; }
.price-card ul { margin-bottom: 28px; flex-grow: 1; }
.price-card ul li { padding: 7px 0 7px 30px; position: relative; font-size: 14.5px; color: var(--text); }
.price-card ul li::before { content: "✓"; position: absolute; left: 0; top: 7px; width: 22px; height: 22px; border-radius: 50%; background: var(--orange-light); color: var(--orange); display: flex; align-items: center; justify-content: center; font-size: 12px; font-weight: 700; }

/* ===== Contact / Forms ===== */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 50px; }
.form-group { margin-bottom: 18px; }
.form-group label { display: block; font-weight: 600; font-size: 14px; color: var(--navy); margin-bottom: 8px; }
.form-control {
  width: 100%;
  padding: 13px 16px;
  border: 1.5px solid var(--border);
  border-radius: 12px;
  font-size: 15px;
  font-family: inherit;
  background: #fff;
  color: var(--text);
  transition: var(--transition);
}
.form-control:focus { outline: none; border-color: var(--orange); box-shadow: 0 0 0 4px rgba(245, 130, 13, 0.12); }
textarea.form-control { resize: vertical; min-height: 130px; }
.form-error { color: var(--error); font-size: 13px; margin-top: 6px; display: none; }
.form-error.is-visible { display: block; }
.form-success {
  display: none;
  background: #E6F6EC;
  color: var(--success);
  border-radius: 12px;
  padding: 16px 20px;
  font-size: 15px;
  font-weight: 600;
  margin-bottom: 20px;
}
.form-success.is-visible { display: block; }
.contact-info-card { background: var(--bg-dark); border-radius: 20px; padding: 36px; color: #D6DFF0; }
.contact-info-card h3 { color: #fff; font-size: 22px; margin-bottom: 18px; }
.contact-info-card ul li { display: flex; gap: 14px; align-items: flex-start; margin-bottom: 18px; font-size: 15px; }
.contact-info-card ul li .ci-icon { width: 38px; height: 38px; border-radius: 12px; background: rgba(245, 130, 13, 0.16); color: var(--orange); display: flex; align-items: center; justify-content: center; flex-shrink: 0; }

/* ===== Badge offre (1er cours offert) ===== */
.hero-offer-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: var(--success);
  color: #fff;
  font-size: 13px;
  font-weight: 700;
  padding: 8px 16px;
  border-radius: 100px;
  box-shadow: 0 6px 16px rgba(22, 163, 74, 0.3);
  margin-bottom: 18px;
}
.hero-offer-badge small { font-weight: 500; opacity: 0.92; }
.chip-offer {
  background: #E6F6EC;
  color: var(--success);
  font-size: 12px;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 100px;
}

/* ===== Prépa examens ===== */
.exam-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.exam-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 24px;
  text-align: center;
  transition: var(--transition);
}
.exam-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(245, 130, 13, 0.4); }
.exam-card .e-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 62px;
  height: 62px;
  border-radius: 50%;
  background: var(--orange-light);
  color: var(--orange);
  font-size: 15px;
  font-weight: 800;
  margin-bottom: 16px;
}
.exam-card h3 { font-size: 18px; margin-bottom: 6px; }
.exam-card p { color: var(--text-muted); font-size: 14px; }

/* ===== Bilan pédagogique ===== */
.bilan {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, var(--orange) 0%, var(--orange-dark) 100%);
  border-radius: 24px;
  padding: 56px 48px;
  color: #fff;
  display: grid;
  grid-template-columns: 1.4fr 1fr;
  gap: 40px;
  align-items: center;
  box-shadow: var(--shadow-lg);
}
.bilan::before {
  content: "";
  position: absolute;
  top: -60px;
  right: -60px;
  width: 240px;
  height: 240px;
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.12);
}
.bilan .bilan-eyebrow {
  display: inline-block;
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #fff;
  background: rgba(255, 255, 255, 0.18);
  padding: 6px 14px;
  border-radius: 100px;
}
.bilan h2 { color: #fff; font-size: clamp(24px, 2.8vw, 32px); margin: 14px 0 10px; }
.bilan p { color: rgba(255, 255, 255, 0.92); font-size: 16px; }
.bilan-cta { display: flex; gap: 12px; flex-wrap: wrap; justify-content: flex-end; }
.bilan .btn-white { background: #fff; color: var(--orange); }
.bilan .btn-white:hover { background: var(--navy); color: #fff; transform: translateY(-2px); }
.bilan .btn-white-outline { background: transparent; color: #fff; border: 2px solid rgba(255, 255, 255, 0.6); }
.bilan .btn-white-outline:hover { background: #fff; color: var(--orange); transform: translateY(-2px); }
.bilan .btn-wa { background: var(--success); color: #fff; }
.bilan .btn-wa:hover { background: #0F8A3D; transform: translateY(-2px); }

/* ===== Blog & ressources ===== */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.blog-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  transition: var(--transition);
}
.blog-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(245, 130, 13, 0.4); }
.blog-card .blog-cat { margin-bottom: 12px; }
.blog-card h3 { font-size: 19px; margin-bottom: 8px; }
.blog-card p { color: var(--text-muted); font-size: 14.5px; flex-grow: 1; }
.blog-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 18px;
  padding-top: 14px;
  border-top: 1px solid var(--border);
  color: var(--text-muted);
  font-size: 13px;
}

.resource-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.resource-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  transition: var(--transition);
}
.resource-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(245, 130, 13, 0.4); }
.r-icon {
  width: 44px;
  height: 44px;
  border-radius: 12px;
  background: var(--orange-light);
  color: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  margin-bottom: 12px;
}
.resource-card h3 { font-size: 16px; margin-bottom: 6px; }
.resource-card p { color: var(--text-muted); font-size: 13.5px; margin-bottom: 16px; flex-grow: 1; }
.r-download {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  font-size: 14px;
  font-weight: 600;
  color: var(--orange);
  border: 1.5px solid rgba(245, 130, 13, 0.45);
  border-radius: 10px;
  padding: 9px 14px;
  transition: var(--transition);
}
.resource-card:hover .r-download { background: var(--orange); color: #fff; }
.resource-wa { text-align: center; margin-top: 28px; }
.resource-wa a { color: var(--navy); font-weight: 600; font-size: 15px; }
.resource-wa a:hover { color: var(--orange); }

/* ===== Fil d'Ariane ===== */
.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  flex-wrap: wrap;
  font-size: 13.5px;
  color: var(--text-muted);
  margin-bottom: 4px;
}
.breadcrumb a:hover { color: var(--orange); }
.breadcrumb .sep { color: #B9C4DA; }
.breadcrumb span:last-child { color: var(--navy); font-weight: 600; }

/* ===== Bandeau de chiffres ===== */
.stat-band {
  background: var(--navy);
  border-radius: 22px;
  padding: 30px 36px;
  margin-top: -40px;
  position: relative;
  z-index: 5;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
  box-shadow: var(--shadow-lg);
}
.stat-band .sb-item { text-align: center; }
.stat-band strong { display: block; font-size: 26px; color: var(--orange); }
.stat-band span { font-size: 13px; color: #B9C4DA; }

/* ===== Grille de niveaux ===== */
.level-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.level-card {
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 30px 26px;
  transition: var(--transition);
}
.level-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(245, 130, 13, 0.4); }
.level-card .l-icon { font-size: 30px; }
.level-card h3 { font-size: 19px; margin: 12px 0 6px; }
.level-card p { color: var(--text-muted); font-size: 14.5px; }
.level-card .l-badge {
  display: inline-block;
  margin-top: 14px;
  font-size: 12.5px;
  font-weight: 700;
  color: var(--orange);
  background: var(--orange-light);
  padding: 5px 12px;
  border-radius: 100px;
}
.level-card.is-featured { border: 2px solid var(--orange); }

/* ===== Choix de parcours ===== */
.role-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; max-width: 900px; margin: 0 auto; }
.role-card {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: 12px;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 32px 30px;
  transition: var(--transition);
}
.role-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(245, 130, 13, 0.4); }
.role-card .role-ico {
  width: 54px;
  height: 54px;
  border-radius: 16px;
  background: var(--orange-light);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
}
.role-card h3 { font-size: 22px; margin: 0; }
.role-card p { color: var(--text-muted); font-size: 15px; margin: 0; }
.role-card .btn { margin-top: 6px; }

/* ===== Pages légales ===== */
.legal-content { max-width: 760px; margin: 0 auto; }
.legal-block { margin-bottom: 28px; }
.legal-block h2 { font-size: 20px; margin: 0 0 10px; }
.legal-block p { color: var(--text-muted); line-height: 1.7; margin: 0; }
.legal-update { margin-top: 12px; font-size: 13px; color: var(--text-muted); }

/* ===== Démo interactive ===== */
.demo-wrap { padding-top: 48px; padding-bottom: 80px; }
.demo-steps { display: flex; gap: 12px; list-style: none; margin: 0 0 36px; padding: 0; justify-content: center; flex-wrap: wrap; }
.demo-step {
  display: flex; align-items: center; gap: 10px;
  padding: 10px 18px; border-radius: 999px;
  background: #fff; border: 1px solid var(--border);
  color: var(--text-muted); font-weight: 600; font-size: 14px;
}
.demo-step .ds-num {
  width: 26px; height: 26px; border-radius: 50%;
  display: inline-flex; align-items: center; justify-content: center;
  background: #EDF2FA; color: var(--navy); font-size: 13px;
}
.demo-step.is-active { border-color: var(--orange); background: var(--orange-light); color: var(--navy); }
.demo-step.is-active .ds-num { background: var(--orange); color: #fff; }
.demo-panel { display: none; }
.demo-panel.is-active { display: block; animation: tabFade .3s ease; }
.demo-card {
  max-width: 760px; margin: 0 auto;
  background: #fff; border: 1px solid var(--border);
  border-radius: var(--radius); box-shadow: var(--shadow-sm);
  padding: 36px;
}
.demo-card h2 { margin: 0 0 8px; }
.demo-hint { color: var(--text-muted); margin: 0 0 26px; }
.demo-note { margin: 18px 0 0; font-size: 13px; color: var(--text-muted); }
.form-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.demo-teachers { display: grid; gap: 18px; margin-bottom: 26px; }
.demo-teacher {
  display: flex; flex-direction: column; gap: 12px;
  border: 1px solid var(--border); border-radius: var(--radius);
  padding: 20px 22px; transition: var(--transition);
}
.demo-teacher:hover { border-color: rgba(245, 130, 13, 0.4); box-shadow: var(--shadow-md); }
.demo-t-head { display: flex; align-items: center; gap: 12px; }
.demo-t-head .avatar { width: 46px; height: 46px; }
.demo-t-head strong { display: block; font-size: 16px; }
.demo-t-head span:not(.avatar):not(.badge-badge) { font-size: 13px; color: var(--text-muted); }
.demo-t-desc { margin: 0; color: var(--text-muted); font-size: 14px; }
.demo-t-foot { display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap; }
.demo-t-price { font-size: 20px; font-weight: 800; color: var(--navy); }
.demo-t-price span { font-size: 13px; font-weight: 500; color: var(--text-muted); }
.demo-actions { display: flex; gap: 12px; margin-top: 26px; flex-wrap: wrap; }
.demo-modes, .demo-paymethods { display: flex; gap: 14px; flex-wrap: wrap; }
.demo-mode {
  display: inline-flex; align-items: center; gap: 8px;
  border: 1px solid var(--border); border-radius: 12px;
  padding: 12px 18px; cursor: pointer; font-weight: 600; font-size: 14px;
  transition: var(--transition);
}
.demo-mode:hover { border-color: rgba(245, 130, 13, 0.4); }
.demo-mode:has(input:checked) { border-color: var(--orange); background: var(--orange-light); }
.demo-recap { border: 1px solid var(--border); border-radius: var(--radius); padding: 6px 20px; margin: 6px 0 24px; }
.demo-recap-row { display: flex; justify-content: space-between; gap: 16px; padding: 10px 0; border-bottom: 1px dashed var(--border); font-size: 14px; }
.demo-recap-row:last-child { border-bottom: none; }
.demo-recap-row span { color: var(--text-muted); }
.demo-recap-row.is-total { border-top: 2px solid var(--border); border-bottom: none; margin-top: 4px; padding-top: 14px; }
.demo-recap-row.is-total strong { font-size: 18px; color: var(--orange); }
.demo-success { text-align: center; padding: 26px 10px 6px; }
.demo-success h3 { font-size: 26px; }
.icon-ok-lg { width: 64px; height: 64px; font-size: 30px; border-radius: 50%; margin: 0 auto 18px; display: flex; align-items: center; justify-content: center; background: #E6F6EC; color: var(--success); font-weight: 700; }
.demo-success p { color: var(--text-muted); max-width: 520px; margin: 0 auto; }
.demo-success .demo-actions { justify-content: center; }

/* ===== Onglets par classe ===== */
.level-tabs { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px; margin: -26px 0 36px; }
.level-tab {
  font-family: inherit;
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  border: 1px solid var(--border);
  background: #fff;
  color: var(--text-muted);
  padding: 10px 22px;
  border-radius: 100px;
  transition: var(--transition);
}
.level-tab:hover { border-color: rgba(245, 130, 13, 0.5); color: var(--text); transform: translateY(-2px); }
.level-tab.is-active { background: var(--orange); border-color: var(--orange); color: #fff; box-shadow: 0 10px 22px rgba(245, 130, 13, 0.28); }
.level-tab-panel { display: none; }
.level-tab-panel.is-active { display: block; animation: tabFade 0.35s ease; }
@keyframes tabFade { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }


/* ===== Périodes de stages ===== */
.period-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 20px; }
.period-card {
  position: relative;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 26px 22px;
  text-align: center;
  transition: var(--transition);
}
.period-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.period-card .p-icon { font-size: 26px; }
.period-card h3 { font-size: 17px; margin: 10px 0 6px; }
.period-card p { color: var(--text-muted); font-size: 13.5px; }
.period-card .p-tag {
  position: absolute;
  top: -12px;
  left: 50%;
  transform: translateX(-50%);
  background: var(--orange);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  white-space: nowrap;
}
.period-card.is-upcoming { border: 2px solid var(--orange); }

/* ===== Grille de sous-pages ===== */
.subpage-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 22px; }
.subpage-card {
  display: flex;
  flex-direction: column;
  background: #fff;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px 26px;
  transition: var(--transition);
}
.subpage-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: rgba(245, 130, 13, 0.4); }
.subpage-card .s-icon { font-size: 28px; }
.subpage-card h3 { font-size: 18px; margin: 12px 0 6px; }
.subpage-card p { color: var(--text-muted); font-size: 14px; flex-grow: 1; }
.subpage-card .btn { margin-top: 18px; align-self: flex-start; }

/* ===== Newsletter ===== */
.footer-news p { font-size: 13.5px; color: #8FA0BD; margin-bottom: 14px; }
.newsletter-form { display: flex; gap: 8px; }
.newsletter-form .form-control {
  background: rgba(255, 255, 255, 0.07);
  border-color: rgba(255, 255, 255, 0.16);
  color: #fff;
  padding: 10px 12px;
  font-size: 13.5px;
  flex: 1;
  min-width: 0;
}
.newsletter-form .form-control::placeholder { color: #8FA0BD; }
.newsletter-form .form-control:focus { border-color: var(--orange); background: rgba(255, 255, 255, 0.10); box-shadow: 0 0 0 4px rgba(245, 130, 13, 0.16); }
.newsletter-ok { display: none; margin-top: 10px; color: #4ADE80; font-size: 13px; font-weight: 600; }
.newsletter-ok.is-visible { display: block; }

/* ===== Liste d'objectifs (pages niveaux) ===== */
.objectives { display: grid; grid-template-columns: repeat(2, 1fr); gap: 14px 26px; }
.objectives li {
  position: relative;
  padding-left: 34px;
  font-size: 15px;
  color: var(--text);
}
.objectives li::before {
  content: "✓";
  position: absolute;
  left: 0;
  top: 0;
  width: 24px;
  height: 24px;
  border-radius: 50%;
  background: var(--orange-light);
  color: var(--orange);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 13px;
  font-weight: 700;
}

/* ===== Mini-form rappel ===== */
.rappel-box {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%);
  border-radius: 22px;
  padding: 44px;
  color: #fff;
  box-shadow: var(--shadow-lg);
}
.rappel-box h2 { color: #fff; font-size: clamp(24px, 2.6vw, 30px); margin: 12px 0 8px; }
.rappel-box p { color: #B9C4DA; font-size: 15.5px; margin-bottom: 24px; }
.rappel-box .form-control { background: rgba(255, 255, 255, 0.08); border-color: rgba(255, 255, 255, 0.20); color: #fff; }
.rappel-box .form-control::placeholder { color: #8FA0BD; }
.rappel-box .form-control:focus { border-color: var(--orange); background: rgba(255, 255, 255, 0.12); }
.rappel-box .form-group label { color: #fff; }
.rappel-box select.form-control option { color: var(--text); }

/* ===== WhatsApp flottant ===== */
.whatsapp-float {
  position: fixed;
  right: 22px;
  bottom: 22px;
  z-index: 200;
  display: flex;
  align-items: center;
  gap: 10px;
  background: #25D366;
  color: #fff;
  padding: 14px 20px;
  border-radius: 100px;
  box-shadow: 0 10px 26px rgba(37, 211, 102, 0.45);
  font-weight: 700;
  font-size: 15px;
  transition: var(--transition);
}
.whatsapp-float:hover { transform: translateY(-3px); background: #1EBE5A; }
.whatsapp-float .wa-ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 26px;
  height: 26px;
  flex-shrink: 0;
}
.whatsapp-float .wa-label { white-space: nowrap; }
@media (max-width: 560px) {
  .whatsapp-float .wa-label { display: none; }
  .whatsapp-float { padding: 14px; border-radius: 50%; }
}

/* ===== Responsive ===== */
@media (max-width: 1024px) {
  .grid-matiere { grid-template-columns: repeat(3, 1fr); }
  .exam-grid { grid-template-columns: repeat(2, 1fr); }
  .blog-grid { grid-template-columns: repeat(2, 1fr); }
  .resource-grid { grid-template-columns: repeat(2, 1fr); }
  .steps { grid-template-columns: repeat(2, 1fr); }
  .steps-vertical { grid-template-columns: 1fr; }
  .testimonials { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .pricing-grid { grid-template-columns: 1fr; max-width: 460px; margin: 0 auto; }
  .stat-band { grid-template-columns: repeat(2, 1fr); }
  .period-grid { grid-template-columns: repeat(2, 1fr); }
  .level-grid { grid-template-columns: repeat(2, 1fr); }
  .subpage-grid { grid-template-columns: repeat(2, 1fr); }
  .objectives { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 40px; padding-top: 48px; }
  .hero-visual { min-height: 380px; max-width: 480px; margin: 0 auto; }
  .hero-stats { gap: 28px; flex-wrap: wrap; }
  .split { grid-template-columns: 1fr; gap: 40px; }
  .contact-grid { grid-template-columns: 1fr; gap: 36px; }
  .grid-matiere { grid-template-columns: repeat(2, 1fr); }
  .bilan { grid-template-columns: 1fr; }
  .bilan-cta { justify-content: flex-start; }

  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed;
    inset: 72px 0 auto 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
  }
  .main-nav.is-open { max-height: 640px; }
  .main-nav ul { flex-direction: column; padding: 16px 24px 24px; gap: 4px; }
  .nav-link { display: block; padding: 12px 14px; }
  .d-none-mobile { display: none !important; }
  .dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: 0;
    border-left: 2px solid var(--border);
    margin: 2px 0 6px 14px;
    border-radius: 0;
    padding: 4px 0 4px 10px;
    display: grid;
    gap: 2px;
    background: transparent;
    min-width: 0;
  }
  .dropdown a { padding: 8px 10px; }
  .nav-item.is-current > .dropdown-toggle { background: none; }
}

@media (max-width: 560px) {
  .section { padding: 64px 0; }
  .grid-matiere { grid-template-columns: 1fr; }
  .exam-grid { grid-template-columns: 1fr; }
  .blog-grid { grid-template-columns: 1fr; }
  .resource-grid { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .steps-vertical .step { grid-template-columns: 1fr; }
  .steps-vertical .step h3, .steps-vertical .step p { grid-column: 1; }
  .hero-stats { gap: 18px; }
  .stat strong { font-size: 22px; }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .footer-grid { grid-template-columns: 1fr; }
  .cta-inner { padding: 48px 28px; }
  .content-card { padding: 24px; }
  .stat-band { grid-template-columns: 1fr 1fr; padding: 24px 20px; }
  .period-grid, .level-grid, .subpage-grid { grid-template-columns: 1fr; }
  .rappel-box { padding: 30px 22px; }
}

@media (max-width: 1080px) {
  .nav-toggle { display: flex; }
  .main-nav {
    position: fixed;
    inset: 72px 0 auto 0;
    background: #fff;
    border-bottom: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
  }
  .main-nav.is-open { max-height: 640px; }
  .main-nav ul { flex-direction: column; padding: 16px 24px 24px; gap: 4px; }
  .nav-link { display: block; padding: 12px 14px; }
  .dropdown {
    position: static;
    opacity: 1;
    visibility: visible;
    transform: none;
    box-shadow: none;
    border: 0;
    border-left: 2px solid var(--border);
    margin: 2px 0 6px 14px;
    border-radius: 0;
    padding: 4px 0 4px 10px;
    display: grid;
    gap: 2px;
    background: transparent;
    min-width: 0;
  }
  .dropdown a { padding: 8px 10px; }
  .nav-item.is-current > .dropdown-toggle { background: none; }
}