/* ==========================================================================
   VARIABLES & DESIGN SYSTEM
   ========================================================================== */
:root {
    /* Nouvelles couleurs : Blanc, Bleu, Saumon */
    --color-bg-dark: #162b75;       /* Bleu principal */
    --color-bg-light: #ffffff;      /* Blanc */
    --color-history-primary: #1d3999;
    --color-history-dark: #0f1d4f;  /* Bleu sombre */
    --color-space-primary: #ff906b; /* Saumon */
    --color-space-dark: #e87b56;
    --color-accent-cta: #ff906b;    /* Saumon pour les CTAs */
    --color-accent-cta-hover: #e87b56;

    --text-dark: #1e293b;
    --text-light: #ffffff;          /* Blanc */
    --text-muted: #64748b;

    --font-sans: 'Plus Jakarta Sans', sans-serif;
    --transition-smooth: all 0.4s cubic-bezier(0.16, 1, 0.3, 1);
    --container-padding: 0 1.5rem;
    --max-width: 1280px;
}

/* ==========================================================================
   RESET & BASE STYLES
   ========================================================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; font-size: 16px; }
body { font-family: var(--font-sans); background-color: var(--color-bg-light); color: var(--text-dark); line-height: 1.6; overflow-x: hidden; }
img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
button, .btn { cursor: pointer; border: none; background: none; font-family: var(--font-sans); font-weight: 700; display: inline-flex; align-items: center; justify-content: center; transition: var(--transition-smooth); border-radius: 8px; }

.container { width: 100%; max-width: var(--max-width); margin: 0 auto; padding: var(--container-padding); }
.section-padding { padding: 6rem 0; }
.text-center { text-align: center; }

/* BOUTONS */
.btn-primary { background-color: var(--color-accent-cta); color: #fff; padding: 0.875rem 1.75rem; box-shadow: 0 4px 14px rgba(255, 144, 107, 0.4); text-shadow: 0 1px 2px rgba(0,0,0,0.1); }
.btn-primary:hover { background-color: var(--color-accent-cta-hover); transform: translateY(-2px); box-shadow: 0 6px 20px rgba(255, 144, 107, 0.6); color: #fff; }
.btn-secondary { background-color: transparent; color: white; border: 2px solid rgba(255, 255, 255, 0.8); padding: 0.812rem 1.687rem; }
.btn-secondary:hover { background-color: white; color: var(--color-bg-dark); transform: translateY(-2px); }
.btn-dark { background-color: var(--color-history-dark); color: white; padding: 0.875rem 1.75rem; }
.btn-dark:hover { background-color: var(--color-bg-dark); color: white; transform: translateY(-2px); }

/* REVEAL ANIMATIONS */
.reveal { opacity: 0; transform: translateY(40px); transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.16, 1, 0.3, 1); }
.reveal.active { opacity: 1; transform: translateY(0); }

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */
.site-header { position: fixed; top: 0; left: 0; width: 100%; z-index: 1000; transition: var(--transition-smooth); background: linear-gradient(to bottom, rgba(22, 43, 117, 0.9), rgba(22, 43, 117, 0)); padding: 1rem 0; }
.site-header.scrolled { background-color: rgba(22, 43, 117, 0.98); backdrop-filter: blur(10px); padding: 0.5rem 0; box-shadow: 0 4px 30px rgba(0,0,0,0.2); border-bottom: 1px solid rgba(255,255,255,0.1); }
.nav-container { display: flex; align-items: center; justify-content: space-between; }

.logo img { max-height: 30px; transition: var(--transition-smooth); }
.site-header.scrolled .logo img { max-height: 25px; }

.nav-menu { display: flex; list-style: none; gap: 2rem; align-items: center; }
.nav-link { color: rgba(255, 255, 255, 0.9); font-weight: 500; font-size: 0.95rem; position: relative; padding: 0.5rem 0; transition: color 0.3s ease; }
.nav-link:hover { color: white; }
.nav-link::after { content: ''; position: absolute; bottom: 0; left: 0; width: 0; height: 2px; background-color: var(--color-space-primary); transition: var(--transition-smooth); }
.nav-link:hover::after { width: 100%; }
.nav-toggle { display: none; color: white; font-size: 1.5rem; }

/* ==========================================================================
   HERO SECTION
   ========================================================================== */
.hero { position: relative; min-height: 100vh; display: flex; align-items: center; color: var(--text-light); background: radial-gradient(circle at 70% 30%, rgba(255, 144, 107, 0.2), transparent 50%), linear-gradient(to right, rgba(22, 43, 117, 0.95) 40%, rgba(22, 43, 117, 0.4)), url('/assets/lacoupole-fond-2.webp') no-repeat center center / cover; padding-top: 80px; }
.hero-content { position: relative; z-index: 2; max-width: 800px; }
.hero-tagline { display: inline-block; font-size: 0.85rem; text-transform: uppercase; letter-spacing: 3px; color: var(--color-space-primary); margin-bottom: 1.5rem; font-weight: 700; }
.hero h1 { font-size: 3.5rem; line-height: 1.15; font-weight: 800; margin-bottom: 1.5rem; letter-spacing: -1px; }
.hero h1 span { background: linear-gradient(45deg, #fff, rgba(255,255,255,0.8)); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.hero-desc { font-size: 1.2rem; color: rgba(255, 255, 255, 0.95); margin-bottom: 2.5rem; font-weight: 300; }
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }

/* ==========================================================================
   SECTION EXPERIENCES
   ========================================================================== */
.dual-section { background-color: #f8fafc; }
.section-header { max-width: 800px; margin: 0 auto 4rem auto; }
.section-header h2 { font-size: 2.5rem; font-weight: 800; margin-bottom: 1rem; color: var(--color-bg-dark); }
.section-header p { color: var(--text-muted); font-size: 1.1rem; }

.dual-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2.5rem; margin-bottom: 3rem; }
.experience-card { position: relative; border-radius: 16px; overflow: hidden; height: 450px; display: flex; flex-direction: column; justify-content: flex-end; padding: 3rem; color: white; box-shadow: 0 20px 40px rgba(22, 43, 117, 0.1); transition: var(--transition-smooth); }
.experience-card:hover { transform: translateY(-5px); box-shadow: 0 30px 60px rgba(22, 43, 117, 0.2); }

.card-history { background: linear-gradient(to top, rgba(22, 43, 117, 0.95) 20%, rgba(22, 43, 117, 0.3)), url('/assets/lacoupole-coupole.webp') no-repeat center center / cover; }
.card-space { background: linear-gradient(to top, rgba(22, 43, 117, 0.95) 20%, rgba(22, 43, 117, 0.2)), url('/assets/lacoupole-planetarium.webp') no-repeat center center / cover; }
.card-space .card-tag { color: var(--color-space-primary); }

.card-content { position: relative; z-index: 2; }
.card-tag { font-size: 0.8rem; text-transform: uppercase; letter-spacing: 2px; font-weight: 700; margin-bottom: 0.75rem; display: block; color: var(--color-space-primary); }
.experience-card h3 { font-size: 1.8rem; font-weight: 700; margin-bottom: 1rem; }
.experience-card p { color: rgba(255,255,255,0.9); margin-bottom: 2rem; font-weight: 300; font-size: 1rem; line-height: 1.5; }

.jumele-banner { background: var(--color-bg-dark); color: white; border-radius: 16px; padding: 3rem; display: flex; align-items: center; justify-content: space-between; gap: 2rem; position: relative; overflow: hidden; }
.jumele-banner::before { content: ''; position: absolute; top: -50%; right: -10%; width: 400px; height: 400px; background: radial-gradient(circle, rgba(255, 144, 107, 0.15) 0%, transparent 70%); }
.jumele-banner-content h3 { font-size: 1.8rem; margin-bottom: 1rem; }
.jumele-banner-content p { color: rgba(255,255,255,0.8); max-width: 600px; font-size: 1.05rem; }

/* ==========================================================================
   SECTION TARIFS
   ========================================================================== */
.pricing-section { background-color: var(--color-bg-dark); color: white; }
.pricing-section .section-header h2 { color: white; }
.pricing-section .section-header p { color: rgba(255,255,255,0.8); }
.pricing-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; align-items: center; }

.pricing-card { background: rgba(255,255,255,0.05); border: 1px solid rgba(255,255,255,0.1); border-radius: 16px; padding: 2.5rem 2rem; text-align: center; transition: var(--transition-smooth); }
.pricing-card:hover { transform: translateY(-5px); background: rgba(255,255,255,0.08); border-color: rgba(255, 144, 107, 0.3); }
.pricing-card.featured { background: linear-gradient(145deg, rgba(29, 57, 153, 1) 0%, rgba(15, 29, 79, 1) 100%); border-color: var(--color-space-primary); transform: scale(1.05); box-shadow: 0 20px 40px rgba(0,0,0,0.3); position: relative; }
.pricing-card.featured:hover { transform: scale(1.05) translateY(-5px); }
.badge-featured { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--color-space-primary); color: white; font-size: 0.8rem; font-weight: 700; padding: 0.4rem 1rem; border-radius: 20px; text-transform: uppercase; letter-spacing: 1px; }

.pricing-title { font-size: 1.4rem; font-weight: 700; margin-bottom: 0.5rem; color: var(--text-light); }
.pricing-price { font-size: 3rem; font-weight: 800; margin: 1rem 0; color: var(--color-space-primary); }
.pricing-price span { font-size: 1rem; font-weight: 400; color: rgba(255,255,255,0.7); }

.pricing-details { list-style: none; margin: 2rem 0; text-align: left; }
.pricing-details li { margin-bottom: 1rem; font-size: 0.95rem; color: rgba(255,255,255,0.9); display: flex; align-items: center; gap: 10px; }
.pricing-details li i { color: var(--color-space-primary); font-size: 0.8rem; }
.pass-famille { font-size: 0.85rem; color: var(--color-accent-cta); margin-top: 1.5rem; display: block; font-weight: 600; }

/* ==========================================================================
   SECTION INFOS PRATIQUES
   ========================================================================== */
.practical-section { background-color: var(--color-bg-light); }
.practical-container { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }

.contact-box { background: #f8fafc; padding: 3rem; border-radius: 16px; border: 1px solid #e2e8f0; }
.contact-box h3 { font-size: 1.8rem; margin-bottom: 1.5rem; color: var(--color-bg-dark); }
.contact-box p { margin-bottom: 1.5rem; color: var(--text-muted); }

.info-list { list-style: none; margin-bottom: 2rem; }
.info-list li { display: flex; align-items: flex-start; gap: 1rem; margin-bottom: 1.2rem; font-size: 1.05rem; }
.info-list li i { color: var(--color-accent-cta); font-size: 1.2rem; margin-top: 4px; }
.info-list strong { display: block; color: var(--color-bg-dark); }

.services-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.service-item { display: flex; gap: 1rem; align-items: flex-start; }
.service-item i { font-size: 1.5rem; color: var(--color-bg-dark); background: #e2e8f0; width: 45px; height: 45px; display: flex; align-items: center; justify-content: center; border-radius: 8px; flex-shrink: 0; }
.service-item h4 { font-size: 1rem; margin-bottom: 0.25rem; color: var(--color-bg-dark); }
.service-item p { font-size: 0.85rem; color: var(--text-muted); line-height: 1.4; }

/* ==========================================================================
   SECTION PROGRAMMATION
   ========================================================================== */
.news-section { background-color: #f1f5f9; }
.news-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; }

.news-card { background: var(--color-bg-light); border-radius: 12px; overflow: hidden; box-shadow: 0 4px 6px rgba(0,0,0,0.05); display: flex; transition: var(--transition-smooth); }
.news-card:hover { transform: translateY(-5px); box-shadow: 0 15px 30px rgba(22, 43, 117, 0.1); }
.news-img { width: 40%; background: url('https://shop.lacoupole-france.com/13-thickbox_default/centre-d-histoire.jpg') center/cover; }
.news-img-2 { width: 40%; background: url('https://shop.lacoupole-france.com/8-thickbox_default/planetarium.jpg') center/cover; }
.news-content { padding: 2.5rem; width: 60%; display: flex; flex-direction: column; justify-content: center; }
.news-content h3 { font-size: 1.4rem; margin-bottom: 1rem; color: var(--color-bg-dark); }
.news-content p { color: var(--text-muted); margin-bottom: 1.5rem; font-size: 0.95rem; }

/* ==========================================================================
   PARTENAIRES
   ========================================================================== */
.partners-section { padding: 4rem 0; background: var(--color-bg-light); border-top: 1px solid #e2e8f0; text-align: center; }
.partners-section h3 { font-size: 1.2rem; color: var(--color-bg-dark); margin-bottom: 2rem; text-transform: uppercase; letter-spacing: 1px; font-weight: 700; }
.partners-logos { display: flex; justify-content: center; align-items: center; gap: 4rem; flex-wrap: wrap; }
.partners-logos img { max-height: 140px; filter: grayscale(100%); opacity: 0.6; transition: var(--transition-smooth); }
.partners-logos img:hover { filter: grayscale(0%); opacity: 1; }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer { background-color: var(--color-bg-dark); color: rgba(255,255,255,0.8); padding: 5rem 0 2rem 0; border-top: 1px solid rgba(255, 255, 255, 0.1); font-size: 0.95rem; }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 4rem; margin-bottom: 4rem; }
.footer-brand img { max-height: 30px; margin-bottom: 1.5rem; }
.footer-brand p { margin-bottom: 1.5rem; font-weight: 300; line-height: 1.6; }

.social-links { display: flex; gap: 1rem; }
.social-icon { width: 40px; height: 40px; background-color: rgba(255,255,255,0.1); color: white; border-radius: 50%; display: flex; align-items: center; justify-content: center; transition: var(--transition-smooth); }
.social-icon:hover { background-color: var(--color-space-primary); color: white; transform: translateY(-3px); }

.footer-col h4 { color: white; font-size: 1.1rem; font-weight: 600; margin-bottom: 1.5rem; }
.footer-links { list-style: none; }
.footer-links li { margin-bottom: 0.75rem; }
.footer-links a:hover { color: var(--color-space-primary); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 2rem; display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 1rem; font-size: 0.85rem; color: rgba(255,255,255,0.6); }
.footer-bottom a:hover { color: white; }

/* ==========================================================================
   PAGES DE CONTENU (Mentions légales, Politique de confidentialité, ...)
   ========================================================================== */
.legal-section { background-color: var(--color-bg-light); padding-top: 10rem; }
.legal-content { max-width: 820px; margin: 0 auto; }
.legal-content h1 { font-size: 2.5rem; font-weight: 800; color: var(--color-bg-dark); margin-bottom: 1rem; letter-spacing: -1px; }
.legal-content .legal-intro { color: var(--text-muted); font-size: 1.1rem; margin-bottom: 3rem; }
.legal-content h2 { font-size: 1.4rem; font-weight: 700; color: var(--color-bg-dark); margin: 2.5rem 0 1rem; }
.legal-content p { color: var(--text-dark); margin-bottom: 1rem; }
.legal-content a { color: var(--color-accent-cta-hover); text-decoration: underline; }
.legal-content ul { margin: 0 0 1rem 1.5rem; color: var(--text-dark); }
.legal-content li { margin-bottom: 0.5rem; }

/* ==========================================================================
   RESPONSIVE
   ========================================================================== */
@media (max-width: 1024px) {
    .pricing-grid { grid-template-columns: 1fr; gap: 2rem; }
    .pricing-card.featured { transform: scale(1); }
    .pricing-card.featured:hover { transform: translateY(-5px); }
    .practical-container { grid-template-columns: 1fr; }
    .news-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: repeat(2, 1fr); gap: 3rem; }
    .partners-logos img { max-height: 100px; }
}
@media (max-width: 768px) {
    .nav-toggle { display: block; }
    .nav-menu { position: fixed; top: 0; right: -100%; width: 80%; height: 100vh; background-color: var(--color-bg-dark); flex-direction: column; justify-content: center; gap: 2.5rem; transition: var(--transition-smooth); box-shadow: -10px 0 30px rgba(0,0,0,0.5); z-index: 999; }
    .nav-menu.active { right: 0; }
    .hero { text-align: center; }
    .hero-actions { justify-content: center; }
    .dual-grid { grid-template-columns: 1fr; }
    .jumele-banner { flex-direction: column; text-align: center; padding: 2rem; }
    .services-grid { grid-template-columns: 1fr; }
    .news-card { flex-direction: column; }
    .news-img, .news-img-2 { width: 100%; height: 200px; }
    .news-content { width: 100%; padding: 1.5rem; }
    .footer-grid { grid-template-columns: 1fr; gap: 2rem; }
    .footer-bottom { flex-direction: column; text-align: center; }
    .partners-logos img { max-height: 80px; }
}