/* 
 * Brielle & Partners - Design System 
 * Visual Identity: Premium, Institutional, Elegant
 */

:root {
    /* Colors */
    --color-primary: #1B2D5B;      /* Bleu marine */
    --color-accent: #B5943B;       /* Or champagne */
    --color-bg-light: #F5F6FA;     /* Gris clair */
    --color-bg-alt: #F0F2F8;       /* Gris bleuté */
    --color-text: #6B7280;         /* Gris texte */
    --color-text-dark: #111827;    /* Presque noir */
    --color-white: #FFFFFF;
    --color-footer-bg: #111827;
    
    /* Typography */
    --font-main: 'Arial', sans-serif;
    
    /* Spacing */
    --section-padding: 80px 0;
    --container-max-width: 1200px;
    
    /* Transitions */
    --transition-smooth: all 0.3s ease;
}

/* Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-main);
    color: var(--color-text);
    line-height: 1.6;
    background-color: var(--color-white);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    color: var(--color-text-dark);
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition-smooth);
}

ul {
    list-style: none;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 20px;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 14px 28px;
    border-radius: 4px;
    font-weight: 600;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 1px;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.btn-primary {
    background-color: var(--color-primary);
    color: var(--color-white);
    border: 2px solid var(--color-primary);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--color-primary);
}

.btn-accent {
    background-color: var(--color-accent);
    color: var(--color-white);
    border: 2px solid var(--color-accent);
}

.btn-accent:hover {
    background-color: transparent;
    color: var(--color-accent);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-primary);
    border: 2px solid var(--color-primary);
}

.btn-outline:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* Sections */
.section {
    padding: var(--section-padding);
}

.section-alt {
    background-color: var(--color-bg-alt);
}

.section-title {
    text-align: center;
    margin-bottom: 50px;
}

.section-title span {
    display: block;
    color: var(--color-accent);
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 2px;
    margin-bottom: 10px;
}

.section-title h2 {
    font-size: 2.5rem;
    position: relative;
    padding-bottom: 15px;
}

.section-title h2::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--color-accent);
}

/* Header */
header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--color-white);
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
    z-index: 1000;
    padding: 0;
    transition: all 0.3s ease;
}

.header-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-primary);
}

.logo span {
    color: var(--color-accent);
}

nav ul {
    display: flex;
    gap: 30px;
}

nav ul li a {
    font-weight: 500;
    color: var(--color-text-dark);
    font-size: 0.95rem;
}

nav ul li a:hover, nav ul li a.active {
    color: var(--color-accent);
}

.lang-switcher {
    font-size: 0.8rem;
    font-weight: 700;
    color: #D1D5DB;
    display: flex;
    align-items: center;
    gap: 5px;
}

.lang-switcher a {
    color: var(--color-text);
}

.lang-switcher a.active-lang {
    color: var(--color-primary);
    text-decoration: underline;
}

/* Footer */
footer {
    background-color: var(--color-footer-bg);
    color: var(--color-white);
    padding: 80px 0 20px;
}

/* Page Hero */
.page-hero {
    background: var(--color-primary);
    color: white;
    padding: 140px 0 80px 0; /* Extra top padding to account for fixed header */
    text-align: center;
    margin-top: 0;
}
.page-hero h1 { color: white; font-size: 3rem; margin-bottom: 10px; }
.page-hero p { color: var(--color-accent); font-size: 1.2rem; font-weight: 500; }

.footer-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 50px;
}

.footer-col h4 {
    color: var(--color-white);
    margin-bottom: 25px;
    font-size: 1.2rem;
}

.footer-col p {
    color: #9CA3AF;
    margin-bottom: 15px;
}

.footer-col ul li {
    margin-bottom: 12px;
}

.footer-col ul li a {
    color: #9CA3AF;
}

.footer-col ul li a:hover {
    color: var(--color-accent);
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 20px;
    text-align: center;
    color: #6B7280;
    font-size: 0.9rem;
}

/* Utility Classes */
.text-center { text-align: center; }
.mb-20 { margin-bottom: 20px; }
.mt-40 { margin-top: 40px; }

/* Animations */
.animate-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.animate-up.active {
    opacity: 1;
    transform: translateY(0);
}

/* Restored Component Styles */
.insights-grid, .team-grid, .jobs-list, .values-grid, .contact-grid { 
    display: grid; 
    gap: 30px; 
}
.insights-grid, .team-grid, .values-grid { 
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); 
}
.contact-grid { 
    grid-template-columns: 1fr 1fr; 
}

.insight-card, .team-card, .job-card, .value-card, .contact-form-container { 
    background: white; 
    border-radius: 8px; 
    box-shadow: 0 4px 15px rgba(0,0,0,0.05); 
    overflow: hidden; 
    transition: var(--transition-smooth); 
    height: 100%; 
}
.insight-card:hover, .team-card:hover, .job-card:hover, .value-card:hover { 
    transform: translateY(-5px); 
    box-shadow: 0 10px 25px rgba(0,0,0,0.1); 
}

.insight-img-placeholder, .team-img-placeholder { 
    height: 200px; 
    background-color: #E5E7EB; 
    overflow: hidden; 
    display: flex; 
    align-items: center; 
    justify-content: center; 
}
.insight-img-placeholder img, .team-img-placeholder img { 
    width: 100%; 
    height: 100%; 
    object-fit: cover; 
}
.insight-body, .team-info, .value-card, .job-card { 
    padding: 30px; 
}

.team-info h4, .value-card h3 { 
    margin-bottom: 15px; 
    font-size: 1.3rem; 
    color: var(--color-primary); 
}
.value-card h3 { 
    color: var(--color-accent); 
}

.insight-cat { 
    color: var(--color-accent); 
    font-weight: 700; 
    font-size: 0.8rem; 
    text-transform: uppercase; 
    margin-bottom: 10px; 
    display: block; 
}
.insight-link { 
    color: var(--color-primary); 
    font-weight: 600; 
    margin-top: 15px; 
    display: inline-block; 
}
.insight-link:hover { 
    color: var(--color-accent); 
}

.team-role { 
    color: var(--color-accent); 
    font-weight: 600; 
    margin-bottom: 10px; 
}
.team-bio { 
    font-size: 0.9rem; 
}

.job-header { 
    display: flex; 
    justify-content: space-between; 
    align-items: center; 
    margin-bottom: 15px; 
    border-bottom: 1px solid #E5E7EB; 
    padding-bottom: 15px; 
}
.job-tag { 
    background: var(--color-bg-alt); 
    padding: 5px 10px; 
    border-radius: 4px; 
    font-size: 0.85rem; 
    font-weight: 600; 
    color: var(--color-primary); 
}
.job-footer { 
    margin-top: 20px; 
    text-align: right; 
}

.contact-form-container { 
    padding: 40px; 
}
.form-row { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 20px; 
}
.form-group { 
    margin-bottom: 20px; 
}
.form-group label { 
    display: block; 
    margin-bottom: 8px; 
    font-weight: 600; 
    color: var(--color-text-dark); 
}
.form-group input, .form-group textarea, .form-group select { 
    width: 100%; 
    padding: 12px; 
    border: 1px solid #D1D5DB; 
    border-radius: 4px; 
    font-family: inherit; 
}
.form-group input:focus, .form-group textarea:focus, .form-group select:focus { 
    outline: none; 
    border-color: var(--color-accent); 
}

.about-intro-grid, .career-intro-grid { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 50px; 
    align-items: center; 
}
.info-item { 
    margin-bottom: 30px; 
}
.info-item h4 { 
    color: var(--color-primary); 
    margin-bottom: 10px; 
    font-size: 1.1rem; 
}
.social-links { 
    display: flex; 
    gap: 15px; 
}
.social-links a { 
    display: inline-block; 
    padding: 8px 15px; 
    background: var(--color-bg-alt); 
    border-radius: 4px; 
    color: var(--color-primary); 
    font-weight: 600; 
    font-size: 0.9rem; 
    transition: var(--transition-smooth); 
}
.social-links a:hover { 
    background: var(--color-primary); 
    color: white; 
}

.career-benefits { 
    display: grid; 
    grid-template-columns: 1fr 1fr; 
    gap: 20px; 
}
.benefit-item { 
    background: var(--color-bg-alt); 
    padding: 20px; 
    border-radius: 8px; 
    border-left: 4px solid var(--color-accent); 
}
.benefit-item h4 { 
    margin-bottom: 5px; 
    color: var(--color-primary); 
}
.benefit-item p { 
    font-size: 0.9rem; 
}

.dna-box, .path-box { 
    background: var(--color-primary); 
    color: white; 
    padding: 40px; 
    border-radius: 8px; 
    box-shadow: 0 10px 30px rgba(27, 45, 91, 0.2); 
}
.dna-box h3, .path-box h3 { 
    color: white; 
    margin-bottom: 25px; 
    font-size: 1.5rem; 
    border-bottom: 2px solid rgba(255,255,255,0.1); 
    padding-bottom: 15px; 
}
.dna-box ul li { 
    margin-bottom: 15px; 
    padding-left: 25px; 
    position: relative; 
    font-weight: 500; 
}
.dna-box ul li::before { 
    content: '→'; 
    position: absolute; 
    left: 0; 
    color: var(--color-accent); 
}

.path-steps { 
    display: flex; 
    flex-direction: column; 
    gap: 15px; 
}
.step { 
    padding: 12px 20px; 
    background: rgba(255,255,255,0.05); 
    border-radius: 4px; 
    font-weight: 600; 
    transition: var(--transition-smooth); 
    border-left: 3px solid transparent; 
}
.step:hover, .step.active { 
    background: rgba(255,255,255,0.1); 
    border-left-color: var(--color-accent); 
    color: var(--color-accent); 
    transform: translateX(5px); 
}

.article-filters { 
    display: flex; 
    flex-wrap: wrap; 
    gap: 10px; 
    justify-content: center; 
}
.filter-btn { 
    padding: 8px 20px; 
    background: white; 
    border: 1px solid #E5E7EB; 
    border-radius: 20px; 
    cursor: pointer; 
    font-weight: 600; 
    color: var(--color-text); 
    transition: var(--transition-smooth); 
}
.filter-btn:hover, .filter-btn.active { 
    background: var(--color-primary); 
    color: white; 
    border-color: var(--color-primary); 
}

/* Responsive */
@media (max-width: 992px) {
    .menu-toggle {
        display: block;
        cursor: pointer;
    }

    .menu-toggle .bar {
        display: block;
        width: 25px;
        height: 3px;
        margin: 5px auto;
        transition: all 0.3s ease-in-out;
        background-color: var(--color-primary);
    }

    .nav-list {
        position: absolute;
        top: 80px;
        left: -100%;
        flex-direction: column;
        background-color: var(--color-white);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
        padding: 40px 0;
    }

    .nav-list.active {
        left: 0;
    }

    .nav-list li {
        margin: 15px 0;
    }

    .header-cta {
        display: none;
    }

    .section-title h2 { font-size: 2rem; }
    
    .about-intro-grid, .career-intro-grid, .contact-grid, .form-row, .career-benefits { 
        grid-template-columns: 1fr; 
    }
}

@media (min-width: 993px) {
    .menu-toggle {
        display: none;
    }
}