:root {
    --primary-blue: #002244;
    --accent-gold: #EDAC23;
    --text-dark: #333333;
    --text-light: #666666;
    --bg-light: #f9f9f9;
    --white: #ffffff;
}

* { box-sizing: border-box; margin: 0; padding: 0; }
body { font-family: 'Open Sans', sans-serif; line-height: 1.6; color: var(--text-dark); background-color: var(--bg-light); }
a { text-decoration: none; color: inherit; transition: 0.3s; }
ul { list-style: none; }
img { max-width: 100%; height: auto; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }
.content-wrapper { background: var(--white); padding: 40px; margin-top: 30px; margin-bottom: 30px; min-height: 600px; box-shadow: 0 2px 10px rgba(0,0,0,0.05); }

/* Header & Nav */
.top-bar { background: var(--white); padding: 20px 0; border-bottom: 1px solid #eee; }
.header-flex { display: flex; justify-content: space-between; align-items: center; }
.logo-text h1 { font-family: 'Montserrat', sans-serif; font-weight: 700; color: var(--accent-gold); font-size: 1.8rem; letter-spacing: 1px; text-transform: uppercase; }
.logo-text p { font-size: 0.9rem; color: var(--text-light); font-style: italic; margin-top: -5px; }

.main-nav { background-color: var(--primary-blue); color: var(--white); }
.main-nav ul { display: flex; flex-wrap: wrap; }
.main-nav a { display: block; padding: 15px 25px; font-family: 'Montserrat', sans-serif; font-size: 0.85rem; font-weight: 600; text-transform: uppercase; color: var(--white); letter-spacing: 0.5px; }
.main-nav a:hover { background-color: var(--accent-gold); color: var(--primary-blue); }

/* Titres */
h1.page-title { 
    background-color: var(--primary-blue); 
    color: var(--white); 
    padding: 30px 20px; 
    margin: -40px -40px 30px -40px; 
    font-family: 'Montserrat', sans-serif;
    font-size: 2rem;
}
h2 { color: var(--accent-gold); font-family: 'Montserrat', sans-serif; margin-bottom: 15px; font-size: 1.4rem; border-bottom: 1px solid #eee; padding-bottom: 10px; }
h3 { color: var(--primary-blue); font-family: 'Montserrat', sans-serif; margin: 25px 0 15px 0; font-size: 1.2rem; }

/* Footer */
footer { background-color: var(--primary-blue); color: var(--white); padding: 40px 0; font-size: 0.9rem; margin-top: auto; }
.footer-content { display: flex; justify-content: space-between; align-items: center; }
.footer-links a { margin-left: 15px; color: #ccc; font-size: 0.8rem; }
.footer-links a:hover { color: var(--accent-gold); }

/* --- PLACEHOLDERS IMAGES --- */
.img-placeholder {
    background-color: #e6e6e6;
    border: 2px dashed #999;
    color: #555;
    font-family: monospace;
    font-weight: bold;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    margin-bottom: 20px;
    width: 100%;
    padding: 10px;
}
.img-placeholder span { font-size: 0.8rem; color: #d32f2f; margin-top: 5px; }

@media (max-width: 768px) {
    .main-nav ul { flex-direction: column; }
    .header-flex { flex-direction: column; text-align: center; }
}