/* 1. STYLES DE BASE & TYPOGRAPHIE */
body { margin: 0; padding: 0; background-color: #fdfbf7; }
.ortho-site { font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif; color: #4a4a4a; line-height: 1.7; }
.ortho-site h1 { color: #5a7d7c; font-size: 2.5em; margin-bottom: 10px; }
.ortho-site h2 { color: #5a7d7c; font-size: 2em; margin-bottom: 25px; position: relative; display: inline-block; }
.ortho-site h2::after { content: ''; width: 50%; height: 3px; background-color: #d19a79; position: absolute; bottom: -10px; left: 25%; border-radius: 5px; }

/* 2. MENU DE NAVIGATION */
.ortho-nav { display: flex; flex-wrap: wrap; justify-content: center; gap: 10px 25px; padding: 15px; background-color: rgba(249, 246, 240, 0.95); position: sticky; top: 0; z-index: 1000; backdrop-filter: blur(5px); box-shadow: 0 4px 15px rgba(0,0,0,0.05); }
.ortho-nav a { text-decoration: none; color: #5a7d7c; font-weight: 600; font-size: 16px; transition: color 0.3s; }
.ortho-nav a:hover { color: #d19a79; }

/* 3. SECTIONS & LAYOUT */
.ortho-section { padding: 80px 20px; text-align: center; }
.ortho-container { max-width: 900px; margin: 0 auto; text-align: left; }
.bg-creme { background-color: #fdfbf7; }
.bg-rose-pastel { background-color: #f7ede8; }
.bg-hero { background-color: #f7f3ef; } 

/* 4. BOUTONS & LOGO */
.ortho-btn { display: inline-block; background-color: #d19a79; color: #ffffff !important; padding: 16px 32px; text-decoration: none; border-radius: 50px; font-weight: bold; font-size: 1.1em; margin-top: 30px; box-shadow: 0 4px 15px rgba(209, 154, 121, 0.4); transition: all 0.3s ease; }
.ortho-btn:hover { background-color: #b88261; transform: translateY(-3px); box-shadow: 0 6px 20px rgba(209, 154, 121, 0.6); }
.ortho-logo { display: block; margin: 0 auto 25px auto; max-width: 300px; height: auto; mix-blend-mode: multiply; }
.hero-subtitle::after { display: none !important; }

/* 5. DESIGN EN CARTES */
.ortho-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; margin-top: 30px; }
.ortho-card { background: #ffffff; border-radius: 15px; padding: 30px; box-shadow: 0 10px 30px rgba(0,0,0,0.04); transition: transform 0.3s ease; text-align: center; }
.ortho-card:hover { transform: translateY(-5px); }
.ortho-card h3 { color: #5a7d7c; margin-top: 0; }
.ortho-card ul { text-align: left; padding-left: 20px; }

/* Cartes Tarifs */
.ortho-prix { background: #ffffff; padding: 25px; border-radius: 15px; margin-bottom: 20px; display: flex; justify-content: space-between; align-items: center; gap: 20px; box-shadow: 0 5px 15px rgba(0,0,0,0.03); border-left: 5px solid #d19a79; transition: transform 0.2s; }
.ortho-prix:hover { transform: scale(1.02); }
.ortho-prix span { font-weight: 800; color: #d19a79; font-size: 1.4em; white-space: nowrap; flex-shrink: 0; }

/* 6. PIED DE PAGE (FOOTER) */
.ortho-footer { background-color: #4a4a4a; color: #ffffff; text-align: center; padding: 30px 20px; font-size: 0.9em; margin-top: 0; }
.ortho-footer a { color: #d19a79; text-decoration: none; margin: 0 10px; transition: color 0.3s; }
.ortho-footer a:hover { color: #ffffff; text-decoration: underline; }
.ortho-footer p { margin: 5px 0; }

/* 7. CALENDLY SUR MESURE */
.calendly-wrapper { margin: 40px 0; padding: 10px; background: #fff; border-radius: 15px; box-shadow: inset 0 0 10px rgba(0,0,0,0.05); overflow: hidden; }
.ortho-calendly { min-width: 320px; height: 650px; } 

/* 8. ANIMATIONS AU SCROLL */
.reveal { opacity: 0; transform: translateY(40px); transition: all 0.8s cubic-bezier(0.5, 0, 0, 1); }
.reveal.active { opacity: 1; transform: translateY(0); }
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* 9. RESPONSIVE MOBILE */
@media (max-width: 768px) {
  .ortho-section { padding: 50px 15px; }
  .ortho-logo { max-width: 220px; } 
  .ortho-site h1 { font-size: 2em; }
  .ortho-site h2 { font-size: 1.6em; }
  .ortho-nav { gap: 8px 15px; padding: 10px; }
  .ortho-nav a { font-size: 14px; }
  .ortho-prix { flex-direction: column; text-align: center; }
  .ortho-calendly { height: 600px; } 
}