/* --- VARIABLES & RESET --- */
:root {
    --bg-dark: #0B1120;       /* Fond principal */
    --bg-card: #111827;       /* Fond cartes */
    --accent: #0EA5E9;        /* Bleu Cyan (Action) */
    --text-main: #F8FAFC;     /* Blanc cassé */
    --text-muted: #94A3B8;    /* Gris bleuté */
    --gradient: linear-gradient(135deg, #0EA5E9 0%, #3B82F6 100%);
}

* { margin: 0; padding: 0; box-sizing: border-box; scroll-behavior: smooth; }

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3 { font-family: 'Montserrat', sans-serif; }
a { text-decoration: none; transition: 0.3s; }
ul { list-style: none; }

/* --- NAVIGATION --- */
nav {
    display: flex; justify-content: space-between; align-items: center;
    padding: 20px 5%; position: fixed; width: 100%; top: 0;
    background: rgba(11, 17, 32, 0.95); backdrop-filter: blur(10px);
    z-index: 1000; border-bottom: 1px solid rgba(255,255,255,0.05);
}
.logo { font-weight: 800; font-size: 1.2rem; letter-spacing: 1px; color: white; }
.logo span { color: var(--accent); }

.nav-links { display: flex; align-items: center; }
.nav-links a { color: var(--text-main); margin-left: 30px; font-size: 0.9rem; font-weight: 500; }
.nav-links a:hover { color: var(--accent); }
.cta-nav { border: 1px solid var(--accent); padding: 8px 20px; border-radius: 50px; color: var(--accent) !important; }
.cta-nav:hover { background: var(--accent); color: white !important; }

/* Burger Menu (Mobile) */
.burger { display: none; cursor: pointer; }
.burger div { width: 25px; height: 3px; background-color: white; margin: 5px; transition: 0.3s; }

/* --- HERO SECTION --- */
header {
    min-height: 100vh; display: flex; align-items: center; padding: 0 5%;
    background: radial-gradient(circle at 80% 20%, rgba(14, 165, 233, 0.15) 0%, transparent 50%);
    padding-top: 80px;
}
.hero-content { max-width: 800px; }
.badge { background: rgba(14, 165, 233, 0.1); color: var(--accent); padding: 5px 12px; border-radius: 4px; font-size: 0.75rem; font-weight: 700; text-transform: uppercase; margin-bottom: 20px; display: inline-block;}
h1 { font-size: 3.5rem; line-height: 1.1; margin-bottom: 20px; font-weight: 700; }
h1 span { background: var(--gradient); -webkit-background-clip: text; -webkit-text-fill-color: transparent; }
.subtitle { color: var(--text-muted); margin-bottom: 30px; font-size: 1.15rem; max-width: 600px; }

.checklist { margin-bottom: 30px; }
.check-item { display: flex; align-items: center; margin-bottom: 10px; color: #CBD5E1; }
.check-item i { color: var(--accent); margin-right: 10px; font-weight: bold; }

.btn-group { display: flex; gap: 15px; flex-wrap: wrap; }
.btn-primary { background: var(--gradient); color: white; padding: 15px 35px; border-radius: 8px; font-weight: 600; display: inline-block; }
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 20px -5px rgba(14, 165, 233, 0.4); }
.btn-secondary { border: 1px solid rgba(255,255,255,0.2); color: white; padding: 15px 35px; border-radius: 8px; font-weight: 600; }
.btn-secondary:hover { background: rgba(255,255,255,0.05); }
.disclaimer-mini { font-size: 0.75rem; color: #475569; margin-top: 20px; font-style: italic; }

/* --- DIAGNOSTIC --- */
.section-diag { padding: 100px 5%; background: var(--bg-card); }
.section-title { text-align: center; margin-bottom: 60px; }
.section-title h2 { font-size: 2.5rem; margin-bottom: 10px; color: white; }
.cards-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 30px; }
.card { background: var(--bg-dark); padding: 30px; border-radius: 16px; border: 1px solid rgba(255,255,255,0.05); transition: 0.3s; }
.card:hover { border-color: var(--accent); transform: translateY(-5px); }
.icon-box { width: 50px; height: 50px; background: rgba(14, 165, 233, 0.1); border-radius: 10px; display: flex; align-items: center; justify-content: center; color: var(--accent); font-size: 1.5rem; margin-bottom: 20px; }
.card h3 { margin-bottom: 10px; font-size: 1.2rem; color: white; }
.card p { color: var(--text-muted); font-size: 0.95rem; }

/* --- HISTOIRE (TIMELINE) --- */
.section-story { padding: 100px 5%; background: linear-gradient(180deg, var(--bg-dark) 0%, #0f172a 100%); position: relative; }
.story-container { max-width: 800px; margin: 0 auto; }
.story-header { text-align: center; margin-bottom: 60px; }
.timeline { position: relative; padding-left: 30px; border-left: 2px solid rgba(14, 165, 233, 0.2); }
.timeline-item { position: relative; margin-bottom: 50px; }
.timeline-marker { position: absolute; left: -39px; top: 5px; width: 16px; height: 16px; background: var(--bg-dark); border: 2px solid var(--accent); border-radius: 50%; box-shadow: 0 0 10px rgba(14, 165, 233, 0.5); }
.timeline-content { background: var(--bg-card); padding: 25px; border-radius: 12px; border: 1px solid rgba(255,255,255,0.05); transition: 0.3s; }
.timeline-content:hover { border-color: var(--accent); transform: translateX(5px); }
.timeline-content .date { font-size: 0.75rem; font-weight: 800; color: var(--accent); letter-spacing: 1px; text-transform: uppercase; display: block; margin-bottom: 8px; }
.timeline-content h3 { color: white; font-size: 1.3rem; margin-bottom: 10px; }
.timeline-content p { color: var(--text-muted); }
.quote-box { margin-top: 60px; text-align: center; font-size: 1.1rem; font-style: italic; color: white; padding: 40px; background: rgba(14, 165, 233, 0.05); border-radius: 20px; border: 1px dashed rgba(14, 165, 233, 0.3); }
.quote-box .author { margin-top: 15px; font-size: 0.9rem; font-weight: bold; color: var(--accent); font-style: normal; }

/* --- RESSOURCES --- */
.section-resources { padding: 80px 5%; background: var(--bg-card); }
.grid-resources { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 30px; }
.resource-card { background: var(--bg-dark); border-radius: 12px; overflow: hidden; border: 1px solid rgba(255,255,255,0.05); transition: 0.3s; cursor: pointer; display: block; }
.resource-card:hover { border-color: var(--accent); transform: translateY(-5px); }
.res-img { height: 160px; background: #1e293b; display: flex; align-items: center; justify-content: center; color: var(--text-muted); font-size: 1.2rem; }
.res-content { padding: 20px; }
.res-tag { font-size: 0.7rem; color: var(--accent); font-weight: bold; text-transform: uppercase; }
.res-title { font-size: 1.1rem; margin: 10px 0; color: white; }
.res-link { color: var(--text-muted); font-size: 0.85rem; }

/* --- OFFRES --- */
.section-pricing { padding: 100px 5%; background: var(--bg-dark); }
.pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 40px; max-width: 900px; margin: 0 auto; }
.price-card { background: var(--bg-card); border-radius: 20px; padding: 40px; border: 1px solid rgba(255,255,255,0.05); position: relative; }
.price-card.featured { border: 1px solid var(--accent); box-shadow: 0 0 30px rgba(14,165,233,0.1); }
.tag { position: absolute; top: -12px; left: 50%; transform: translateX(-50%); background: var(--accent); color: white; padding: 5px 15px; border-radius: 20px; font-size: 0.8rem; font-weight: 700; }
.price-title { font-size: 1.5rem; margin-bottom: 10px; color: white; }
.price-desc { color: var(--text-muted); font-size: 0.9rem; margin-bottom: 30px; }
.price-list li { margin-bottom: 15px; color: #CBD5E1; font-size: 0.9rem; }
.price-list li::before { content: "✓"; color: var(--accent); margin-right: 10px; font-weight: bold; }
.btn-full { width: 100%; text-align: center; margin-top: 20px; }
.btn-full.ghost { background: transparent; border: 1px solid var(--accent); }

/* --- FOOTER --- */
footer { padding: 50px 5%; background: black; font-size: 0.8rem; color: #64748B; text-align: center; border-top: 1px solid #1e293b; }
.legal-links a { color: #64748B; text-decoration: underline; }
.disclaimer { margin-top: 20px; max-width: 600px; margin-left: auto; margin-right: auto; }

/* --- MODAL --- */
.modal-overlay { display: none; position: fixed; top: 0; left: 0; width: 100%; height: 100%; background: rgba(0,0,0,0.9); z-index: 2000; align-items: center; justify-content: center; }
.modal-content { width: 90%; max-width: 800px; aspect-ratio: 16/9; background: black; position: relative; }
.close-modal { position: absolute; top: -40px; right: 0; color: white; font-size: 2rem; cursor: pointer; }

/* --- MOBILE --- */
@media (max-width: 768px) {
    h1 { font-size: 2.5rem; }
    .nav-links { position: absolute; right: 0; top: 70px; background: var(--bg-card); height: 100vh; width: 70%; flex-direction: column; align-items: flex-start; padding: 40px; transform: translateX(100%); transition: 0.3s; border-left: 1px solid rgba(255,255,255,0.1); }
    .nav-links.nav-active { transform: translateX(0%); }
    .nav-links a { margin: 15px 0; font-size: 1.1rem; }
    .burger { display: block; }
    .burger.toggle .line1 { transform: rotate(-45deg) translate(-5px, 6px); }
    .burger.toggle .line2 { opacity: 0; }
    .burger.toggle .line3 { transform: rotate(45deg) translate(-5px, -6px); }
}